Williams International
Plan context: Williams International Employees Savings Plan
EIN 38-3232737 • Pontiac, MI • 271 filings • 48 plans
Current Snapshot
Latest Year
2024
2024 Participants
2,238
2024 Assets
$410,982,228
2024 Contributions
$34,939,392
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2024 | 5 | 2,238 | $410,982,228 | $34,939,392 | $15,612iApproximate average salary by contribution assumption: employee only about $390,297 at 4% or $260,198 at 6%; with 50% employer match about $260,198 at 4% or $173,465 at 6%; with 100% employer match about $195,149 at 4% or $130,099 at 6%. |
| Williams International Employees Savings Plan | - | 2,238 | $274,237,894 | $23,513,556 | $10,507iApproximate average salary by contribution assumption: employee only about $262,663 at 4% or $175,108 at 6%; with 50% employer match about $175,108 at 4% or $116,739 at 6%; with 100% employer match about $131,331 at 4% or $87,554 at 6%. |
| Williams International Pension Plan for Employees | - | 151 | $77,813,151 | $4,301,702 | $28,488iApproximate average salary by contribution assumption: employee only about $712,202 at 4% or $474,802 at 6%; with 50% employer match about $474,802 at 4% or $316,534 at 6%; with 100% employer match about $356,101 at 4% or $237,401 at 6%. |
| Williams International Results Based Pension Plan | - | 2,224 | $58,931,183 | $7,124,134 | $3,203iApproximate average salary by contribution assumption: employee only about $80,082 at 4% or $53,388 at 6%; with 50% employer match about $53,388 at 4% or $35,592 at 6%; with 100% employer match about $40,041 at 4% or $26,694 at 6%. |
| Welfare Benefit Plan - Retiree Health Reimbursement Arrangement | - | 372 | - | - | - |
| Williams International Co. LLC Welfare Benefit Plan | - | 2,183 | - | - | - |
| 2023 | 5 | 2,198 | $361,651,741 | $30,038,657 | $13,666iApproximate average salary by contribution assumption: employee only about $341,659 at 4% or $227,773 at 6%; with 50% employer match about $227,773 at 4% or $151,848 at 6%; with 100% employer match about $170,829 at 4% or $113,886 at 6%. |
| Williams International Employees Savings Plan | - | 2,182 | $235,498,951 | $22,143,960 | $10,148iApproximate average salary by contribution assumption: employee only about $253,712 at 4% or $169,141 at 6%; with 50% employer match about $169,141 at 4% or $112,761 at 6%; with 100% employer match about $126,856 at 4% or $84,571 at 6%. |
| Williams International Pension Plan for Employees | - | 165 | $79,752,830 | $3,082,764 | $18,683iApproximate average salary by contribution assumption: employee only about $467,085 at 4% or $311,390 at 6%; with 50% employer match about $311,390 at 4% or $207,594 at 6%; with 100% employer match about $233,543 at 4% or $155,695 at 6%. |
| Williams International Results Based Pension Plan | - | 2,198 | $46,399,960 | $4,811,933 | $2,189iApproximate average salary by contribution assumption: employee only about $54,731 at 4% or $36,487 at 6%; with 50% employer match about $36,487 at 4% or $24,325 at 6%; with 100% employer match about $27,365 at 4% or $18,244 at 6%. |
| Welfare Benefit Plan - Retiree Health Reimbursement Arrangement | - | 362 | - | - | - |
| Williams International Co. LLC Welfare Benefit Plan | - | 2,164 | - | - | - |
| 2022 | 12 | 2,150 | $298,873,187 | $25,366,951 | $11,799iApproximate average salary by contribution assumption: employee only about $294,965 at 4% or $196,643 at 6%; with 50% employer match about $196,643 at 4% or $131,095 at 6%; with 100% employer match about $147,482 at 4% or $98,322 at 6%. |
| Williams International Employees Savings Plan | - | 2,016 | $184,120,956 | $19,964,853 | $9,903iApproximate average salary by contribution assumption: employee only about $247,580 at 4% or $165,053 at 6%; with 50% employer match about $165,053 at 4% or $110,036 at 6%; with 100% employer match about $123,790 at 4% or $82,527 at 6%. |
| Williams International Pension Plan for Employees | - | 183 | $79,608,485 | - | - |
| Williams International Results Based Pension Plan | - | 2,150 | $35,143,746 | $5,402,098 | $2,513iApproximate average salary by contribution assumption: employee only about $62,815 at 4% or $41,877 at 6%; with 50% employer match about $41,877 at 4% or $27,918 at 6%; with 100% employer match about $31,408 at 4% or $20,938 at 6%. |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 1,999 | - | - | - |
| Welfare Benefit Plan Disability | - | 1,999 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 1,999 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 1,999 | - | - | - |
| Welfare Benefit Plan Severance | - | 1,999 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 1,999 | - | - | - |
| Welfare Benefit Plan - Retiree Health Reimbursement Arrangement | - | 427 | - | - | - |
| Welfare Benefit Plan Dental | - | 1,999 | - | - | - |
| Welfare Benefit Plan Medical | - | 1,999 | - | - | - |
| 2021 | 11 | 1,869 | $360,219,955 | $23,461,871 | $12,553iApproximate average salary by contribution assumption: employee only about $313,829 at 4% or $209,219 at 6%; with 50% employer match about $209,219 at 4% or $139,480 at 6%; with 100% employer match about $156,915 at 4% or $104,610 at 6%. |
| Williams International Employees Savings Plan | - | 1,765 | $222,355,110 | $16,476,051 | $9,335iApproximate average salary by contribution assumption: employee only about $233,372 at 4% or $155,581 at 6%; with 50% employer match about $155,581 at 4% or $103,721 at 6%; with 100% employer match about $116,686 at 4% or $77,791 at 6%. |
| Williams International Pension Plan for Employees | - | 203 | $97,983,830 | $2,366,712 | $11,659iApproximate average salary by contribution assumption: employee only about $291,467 at 4% or $194,311 at 6%; with 50% employer match about $194,311 at 4% or $129,541 at 6%; with 100% employer match about $145,733 at 4% or $97,156 at 6%. |
| Williams International Results Based Pension Plan | - | 1,869 | $39,881,015 | $4,619,108 | $2,471iApproximate average salary by contribution assumption: employee only about $61,786 at 4% or $41,191 at 6%; with 50% employer match about $41,191 at 4% or $27,460 at 6%; with 100% employer match about $30,893 at 4% or $20,595 at 6%. |
| Welfare Benefit Plans Educational Assistance | - | 1,788 | - | - | - |
| Welfare Benefit Plan Medical | - | 1,788 | - | - | - |
| Welfare Benefit Plan Severance | - | 1,788 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 1,788 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 1,788 | - | - | - |
| Welfare Benefit Plan Disability | - | 1,788 | - | - | - |
| Welfare Benefit Plan Dental | - | 1,788 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 1,788 | - | - | - |
| 2020 | 12 | 1,576 | $332,542,486 | $18,884,438 | $11,983iApproximate average salary by contribution assumption: employee only about $299,563 at 4% or $199,709 at 6%; with 50% employer match about $199,709 at 4% or $133,139 at 6%; with 100% employer match about $149,781 at 4% or $99,854 at 6%. |
| Williams International Employees Savings Plan | - | 1,556 | $199,148,716 | $12,673,633 | $8,145iApproximate average salary by contribution assumption: employee only about $203,625 at 4% or $135,750 at 6%; with 50% employer match about $135,750 at 4% or $90,500 at 6%; with 100% employer match about $101,813 at 4% or $67,875 at 6%. |
| Williams International Pension Plan for Employees | - | 227 | $101,268,591 | $4,689,708 | $20,660iApproximate average salary by contribution assumption: employee only about $516,488 at 4% or $344,325 at 6%; with 50% employer match about $344,325 at 4% or $229,550 at 6%; with 100% employer match about $258,244 at 4% or $172,163 at 6%. |
| Williams International Results Based Pension Plan | - | 1,576 | $32,125,179 | $1,521,097 | $965iApproximate average salary by contribution assumption: employee only about $24,129 at 4% or $16,086 at 6%; with 50% employer match about $16,086 at 4% or $10,724 at 6%; with 100% employer match about $12,065 at 4% or $8,043 at 6%. |
| Welfare Benefit Plan Medical | - | 1,545 | - | - | - |
| Welfare Benefit Plan Dental | - | 1,545 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 1,545 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 1,545 | - | - | - |
| Welfare Benefit Plan Disability | - | 1,545 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 1,545 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 1,545 | - | - | - |
| Welfare Benefit Plan Severance | - | 1,545 | - | - | - |
| Welfare Benefit Plan - Retiree Health Reimbursement Arrangement | - | 318 | - | - | - |
| 2019 | 13 | 1,351 | $284,464,774 | $19,638,036 | $14,536iApproximate average salary by contribution assumption: employee only about $363,398 at 4% or $242,265 at 6%; with 50% employer match about $242,265 at 4% or $161,510 at 6%; with 100% employer match about $181,699 at 4% or $121,133 at 6%. |
| Williams International Employees Savings Plan | - | 1,345 | $160,535,956 | $12,438,421 | $9,248iApproximate average salary by contribution assumption: employee only about $231,197 at 4% or $154,132 at 6%; with 50% employer match about $154,132 at 4% or $102,754 at 6%; with 100% employer match about $115,599 at 4% or $77,066 at 6%. |
| Williams International Pension Plan for Employees | - | 244 | $98,370,838 | $3,075,348 | $12,604iApproximate average salary by contribution assumption: employee only about $315,097 at 4% or $210,065 at 6%; with 50% employer match about $210,065 at 4% or $140,043 at 6%; with 100% employer match about $157,549 at 4% or $105,032 at 6%. |
| Williams International Results Based Pension Plan | - | 1,351 | $25,557,980 | $3,481,069 | $2,577iApproximate average salary by contribution assumption: employee only about $64,417 at 4% or $42,944 at 6%; with 50% employer match about $42,944 at 4% or $28,630 at 6%; with 100% employer match about $32,208 at 4% or $21,472 at 6%. |
| Welfare Benefit Plans Life Insurance | - | 1,335 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 1,335 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 1,335 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 1,335 | - | - | - |
| Welfare Benefit Plan - Retiree Health Reimbursement Arrangement | - | 207 | - | - | - |
| Welfare Benefit Plan Disability | - | 1,335 | - | - | - |
| Welfare Benefit Plan Dental | - | 1,335 | - | - | - |
| Welfare Benefit Plan Severance | - | 1,335 | - | - | - |
| Welfare Benefit Plan Medical | - | 1,335 | - | - | - |
| WILLIAMS INTERNATIONAL PENSION PLAN FOR EMPLOYEES II | - | 0 | - | $643,198 | - |
| 2018 | 13 | 1,166 | $237,631,670 | $13,672,339 | $11,726iApproximate average salary by contribution assumption: employee only about $293,146 at 4% or $195,431 at 6%; with 50% employer match about $195,431 at 4% or $130,287 at 6%; with 100% employer match about $146,573 at 4% or $97,715 at 6%. |
| Williams International Employees Savings Plan | - | 1,158 | $126,988,896 | $10,654,353 | $9,201iApproximate average salary by contribution assumption: employee only about $230,016 at 4% or $153,344 at 6%; with 50% employer match about $153,344 at 4% or $102,229 at 6%; with 100% employer match about $115,008 at 4% or $76,672 at 6%. |
| Williams International Pension Plan for Employees | - | 261 | $89,000,065 | - | - |
| Williams International Results Based Pension Plan | - | 1,166 | $18,685,008 | $3,017,986 | $2,588iApproximate average salary by contribution assumption: employee only about $64,708 at 4% or $43,139 at 6%; with 50% employer match about $43,139 at 4% or $28,759 at 6%; with 100% employer match about $32,354 at 4% or $21,569 at 6%. |
| WILLIAMS INTERNATIONAL PENSION PLAN FOR EMPLOYEES II | - | 181 | $2,957,701 | - | - |
| Welfare Benefit Plans Educational Assistance | - | 1,154 | - | - | - |
| Welfare Benefit Plan Severance | - | 1,154 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 1,154 | - | - | - |
| Welfare Benefit Plan Disability | - | 1,154 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 1,154 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 1,154 | - | - | - |
| Welfare Benefit Plan Dental | - | 1,154 | - | - | - |
| Welfare Benefit Plan - Retiree Health Reimbursement Arrangement | - | 208 | - | - | - |
| Welfare Benefit Plan Medical | - | 1,154 | - | - | - |
| 2017 | 13 | 993 | $261,727,103 | $18,756,980 | $18,889iApproximate average salary by contribution assumption: employee only about $472,230 at 4% or $314,820 at 6%; with 50% employer match about $314,820 at 4% or $209,880 at 6%; with 100% employer match about $236,115 at 4% or $157,410 at 6%. |
| Williams International Employees Savings Plan | - | 984 | $140,163,028 | $8,106,639 | $8,238iApproximate average salary by contribution assumption: employee only about $205,961 at 4% or $137,308 at 6%; with 50% employer match about $137,308 at 4% or $91,538 at 6%; with 100% employer match about $102,981 at 4% or $68,654 at 6%. |
| Williams International Pension Plan for Employees | - | 280 | $101,090,870 | $8,000,000 | $28,571iApproximate average salary by contribution assumption: employee only about $714,286 at 4% or $476,190 at 6%; with 50% employer match about $476,190 at 4% or $317,460 at 6%; with 100% employer match about $357,143 at 4% or $238,095 at 6%. |
| Williams International Results Based Pension Plan | - | 993 | $17,730,700 | $2,650,341 | $2,669iApproximate average salary by contribution assumption: employee only about $66,726 at 4% or $44,484 at 6%; with 50% employer match about $44,484 at 4% or $29,656 at 6%; with 100% employer match about $33,363 at 4% or $22,242 at 6%. |
| WILLIAMS INTERNATIONAL PENSION PLAN FOR EMPLOYEES II | - | 191 | $2,742,505 | - | - |
| Welfare Benefit Plan Medical | - | 979 | - | - | - |
| Welfare Benefit Plan Dental | - | 979 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 979 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 979 | - | - | - |
| Welfare Benefit Plan Disability | - | 979 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 979 | - | - | - |
| Welfare Benefit Plan Severance | - | 979 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 979 | - | - | - |
| Welfare Benefit Plan - Retiree Health Reimbursement Arrangement | - | 186 | - | - | - |
| 2016 | 12 | 890 | $223,662,029 | $12,388,596 | $13,920iApproximate average salary by contribution assumption: employee only about $347,994 at 4% or $231,996 at 6%; with 50% employer match about $231,996 at 4% or $154,664 at 6%; with 100% employer match about $173,997 at 4% or $115,998 at 6%. |
| Williams International Employees Savings Plan | - | 882 | $120,060,441 | $7,244,296 | $8,213iApproximate average salary by contribution assumption: employee only about $205,337 at 4% or $136,891 at 6%; with 50% employer match about $136,891 at 4% or $91,261 at 6%; with 100% employer match about $102,669 at 4% or $68,446 at 6%. |
| Williams International Pension Plan for Employees | - | 510 | $90,568,219 | $2,697,575 | $5,289iApproximate average salary by contribution assumption: employee only about $132,234 at 4% or $88,156 at 6%; with 50% employer match about $88,156 at 4% or $58,771 at 6%; with 100% employer match about $66,117 at 4% or $44,078 at 6%. |
| Williams International Results Based Pension Plan | - | 890 | $13,033,369 | $2,446,725 | $2,749iApproximate average salary by contribution assumption: employee only about $68,728 at 4% or $45,819 at 6%; with 50% employer match about $45,819 at 4% or $30,546 at 6%; with 100% employer match about $34,364 at 4% or $22,909 at 6%. |
| Welfare Benefit Plan - Retiree Health Reimbursement Arrangement | - | 189 | - | - | - |
| Welfare Benefit Plan Medical | - | 879 | - | - | - |
| Welfare Benefit Plan Dental | - | 879 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 879 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 879 | - | - | - |
| Welfare Benefit Plan Disability | - | 879 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 879 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 879 | - | - | - |
| Welfare Benefit Plan Severance | - | 879 | - | - | - |
| 2015 | 12 | 823 | $217,512,013 | $8,770,623 | $10,657iApproximate average salary by contribution assumption: employee only about $266,422 at 4% or $177,615 at 6%; with 50% employer match about $177,615 at 4% or $118,410 at 6%; with 100% employer match about $133,211 at 4% or $88,807 at 6%. |
| Williams International Employees Savings Plan | - | 813 | $116,737,341 | $6,514,730 | $8,013iApproximate average salary by contribution assumption: employee only about $200,330 at 4% or $133,553 at 6%; with 50% employer match about $133,553 at 4% or $89,036 at 6%; with 100% employer match about $100,165 at 4% or $66,777 at 6%. |
| Williams International Pension Plan for Employees | - | 542 | $90,437,306 | - | - |
| Williams International Results Based Pension Plan | - | 823 | $10,337,366 | $2,255,893 | $2,741iApproximate average salary by contribution assumption: employee only about $68,527 at 4% or $45,684 at 6%; with 50% employer match about $45,684 at 4% or $30,456 at 6%; with 100% employer match about $34,263 at 4% or $22,842 at 6%. |
| Welfare Benefit Plan - Retiree Health Reimbursement Arrangement | - | 184 | - | - | - |
| Welfare Benefit Plan Severance | - | 813 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 813 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 813 | - | - | - |
| Welfare Benefit Plan Disability | - | 813 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 813 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 813 | - | - | - |
| Welfare Benefit Plan Dental | - | 813 | - | - | - |
| Welfare Benefit Plan Medical | - | 813 | - | - | - |
| 2014 | 12 | 790 | $220,073,286 | $11,494,365 | $14,550iApproximate average salary by contribution assumption: employee only about $363,746 at 4% or $242,497 at 6%; with 50% employer match about $242,497 at 4% or $161,665 at 6%; with 100% employer match about $181,873 at 4% or $121,249 at 6%. |
| Williams International Employees Savings Plan | - | 781 | $116,560,219 | $6,161,082 | $7,889iApproximate average salary by contribution assumption: employee only about $197,218 at 4% or $131,478 at 6%; with 50% employer match about $131,478 at 4% or $87,652 at 6%; with 100% employer match about $98,609 at 4% or $65,739 at 6%. |
| Williams International Pension Plan for Employees | - | 578 | $95,171,497 | $3,177,162 | $5,497iApproximate average salary by contribution assumption: employee only about $137,421 at 4% or $91,614 at 6%; with 50% employer match about $91,614 at 4% or $61,076 at 6%; with 100% employer match about $68,710 at 4% or $45,807 at 6%. |
| Williams International Results Based Pension Plan | - | 790 | $8,341,570 | $2,156,121 | $2,729iApproximate average salary by contribution assumption: employee only about $68,232 at 4% or $45,488 at 6%; with 50% employer match about $45,488 at 4% or $30,325 at 6%; with 100% employer match about $34,116 at 4% or $22,744 at 6%. |
| Welfare Benefit Plan - Retiree Health Reimbursement Arrangement | - | 159 | - | - | - |
| Welfare Benefit Plan Severance | - | 784 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 784 | - | - | - |
| Welfare Benefit Plan Disability | - | 784 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 784 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 784 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 784 | - | - | - |
| Welfare Benefit Plan Dental | - | 784 | - | - | - |
| Welfare Benefit Plan Medical | - | 784 | - | - | - |
| 2013 | 11 | 742 | $235,513,938 | $14,250,721 | $19,206iApproximate average salary by contribution assumption: employee only about $480,146 at 4% or $320,097 at 6%; with 50% employer match about $320,097 at 4% or $213,398 at 6%; with 100% employer match about $240,073 at 4% or $160,049 at 6%. |
| Williams International Pension Plan for Employees | - | 603 | $116,302,870 | $6,800,000 | $11,277iApproximate average salary by contribution assumption: employee only about $281,924 at 4% or $187,949 at 6%; with 50% employer match about $187,949 at 4% or $125,299 at 6%; with 100% employer match about $140,962 at 4% or $93,975 at 6%. |
| Williams International Employees Savings Plan | - | 734 | $113,252,530 | $5,438,678 | $7,410iApproximate average salary by contribution assumption: employee only about $185,241 at 4% or $123,494 at 6%; with 50% employer match about $123,494 at 4% or $82,329 at 6%; with 100% employer match about $92,621 at 4% or $61,747 at 6%. |
| Williams International Results Based Pension Plan | - | 742 | $5,958,538 | $2,012,043 | $2,712iApproximate average salary by contribution assumption: employee only about $67,791 at 4% or $45,194 at 6%; with 50% employer match about $45,194 at 4% or $30,129 at 6%; with 100% employer match about $33,896 at 4% or $22,597 at 6%. |
| Welfare Benefit Plan Severance | - | 731 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 731 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 731 | - | - | - |
| Welfare Benefit Plan Disability | - | 731 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 731 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 731 | - | - | - |
| Welfare Benefit Plan Dental | - | 731 | - | - | - |
| Welfare Benefit Plan Medical | - | 731 | - | - | - |
| 2012 | 11 | 714 | $203,873,302 | $9,404,226 | $13,171iApproximate average salary by contribution assumption: employee only about $329,280 at 4% or $219,520 at 6%; with 50% employer match about $219,520 at 4% or $146,346 at 6%; with 100% employer match about $164,640 at 4% or $109,760 at 6%. |
| Williams International Pension Plan for Employees | - | 631 | $101,452,573 | $1,984,890 | $3,146iApproximate average salary by contribution assumption: employee only about $78,641 at 4% or $52,427 at 6%; with 50% employer match about $52,427 at 4% or $34,951 at 6%; with 100% employer match about $39,320 at 4% or $26,214 at 6%. |
| Williams International Employees Savings Plan | - | 712 | $99,211,810 | $5,378,534 | $7,554iApproximate average salary by contribution assumption: employee only about $188,853 at 4% or $125,902 at 6%; with 50% employer match about $125,902 at 4% or $83,935 at 6%; with 100% employer match about $94,427 at 4% or $62,951 at 6%. |
| Williams International Results Based Pension Plan | - | 714 | $3,208,919 | $2,040,802 | $2,858iApproximate average salary by contribution assumption: employee only about $71,457 at 4% or $47,638 at 6%; with 50% employer match about $47,638 at 4% or $31,759 at 6%; with 100% employer match about $35,728 at 4% or $23,819 at 6%. |
| Welfare Benefit Plan Severance | - | 694 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 694 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 694 | - | - | - |
| Welfare Benefit Plan Disability | - | 694 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 694 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 694 | - | - | - |
| Welfare Benefit Plan Dental | - | 694 | - | - | - |
| Welfare Benefit Plan Medical | - | 694 | - | - | - |
| 2011 | 11 | 716 | $187,946,593 | $8,289,020 | $11,577iApproximate average salary by contribution assumption: employee only about $289,421 at 4% or $192,947 at 6%; with 50% employer match about $192,947 at 4% or $128,632 at 6%; with 100% employer match about $144,711 at 4% or $96,474 at 6%. |
| Williams International Pension Plan for Employees | - | 659 | $95,051,427 | $2,000,000 | $3,035iApproximate average salary by contribution assumption: employee only about $75,873 at 4% or $50,582 at 6%; with 50% employer match about $50,582 at 4% or $33,721 at 6%; with 100% employer match about $37,936 at 4% or $25,291 at 6%. |
| Williams International Employees Savings Plan | - | 716 | $91,865,513 | $5,286,995 | $7,384iApproximate average salary by contribution assumption: employee only about $184,602 at 4% or $123,068 at 6%; with 50% employer match about $123,068 at 4% or $82,045 at 6%; with 100% employer match about $92,301 at 4% or $61,534 at 6%. |
| Williams International Results Based Pension Plan | - | 709 | $1,029,653 | $1,002,025 | $1,413iApproximate average salary by contribution assumption: employee only about $35,332 at 4% or $23,555 at 6%; with 50% employer match about $23,555 at 4% or $15,703 at 6%; with 100% employer match about $17,666 at 4% or $11,777 at 6%. |
| Welfare Benefit Plan Severance | - | 659 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 659 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 659 | - | - | - |
| Welfare Benefit Plan Disability | - | 659 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 659 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 659 | - | - | - |
| Welfare Benefit Plan Dental | - | 659 | - | - | - |
| Welfare Benefit Plan Medical | - | 659 | - | - | - |
| 2010 | 10 | 700 | $195,507,605 | $7,022,148 | $10,032iApproximate average salary by contribution assumption: employee only about $250,791 at 4% or $167,194 at 6%; with 50% employer match about $167,194 at 4% or $111,463 at 6%; with 100% employer match about $125,395 at 4% or $83,597 at 6%. |
| Williams International Pension Plan for Employees | - | 673 | $99,199,417 | $2,000,000 | $2,972iApproximate average salary by contribution assumption: employee only about $74,294 at 4% or $49,529 at 6%; with 50% employer match about $49,529 at 4% or $33,020 at 6%; with 100% employer match about $37,147 at 4% or $24,765 at 6%. |
| Williams International Employees Savings Plan | - | 700 | $96,308,188 | $5,022,148 | $7,174iApproximate average salary by contribution assumption: employee only about $179,362 at 4% or $119,575 at 6%; with 50% employer match about $119,575 at 4% or $79,717 at 6%; with 100% employer match about $89,681 at 4% or $59,787 at 6%. |
| Welfare Benefit Plan Severance | - | 673 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 673 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 673 | - | - | - |
| Welfare Benefit Plan Disability | - | 673 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 673 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 673 | - | - | - |
| Welfare Benefit Plan Dental | - | 673 | - | - | - |
| Welfare Benefit Plan Medical | - | 588 | - | - | - |
| 2009 | 10 | 773 | $186,662,482 | $7,825,909 | $10,124iApproximate average salary by contribution assumption: employee only about $253,102 at 4% or $168,735 at 6%; with 50% employer match about $168,735 at 4% or $112,490 at 6%; with 100% employer match about $126,551 at 4% or $84,367 at 6%. |
| Williams International Pension Plan for Employees | - | 756 | $94,481,418 | $2,075,560 | $2,745iApproximate average salary by contribution assumption: employee only about $68,636 at 4% or $45,757 at 6%; with 50% employer match about $45,757 at 4% or $30,505 at 6%; with 100% employer match about $34,318 at 4% or $22,879 at 6%. |
| Williams International Employees Savings Plan | - | 773 | $92,181,064 | $5,750,349 | $7,439iApproximate average salary by contribution assumption: employee only about $185,975 at 4% or $123,983 at 6%; with 50% employer match about $123,983 at 4% or $82,656 at 6%; with 100% employer match about $92,988 at 4% or $61,992 at 6%. |
| Welfare Benefit Plan Medical | - | 673 | - | - | - |
| Welfare Benefit Plan Dental | - | 756 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 756 | - | - | - |
| Welfare Benefit Plan Severance | - | 756 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 756 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 756 | - | - | - |
| Welfare Benefit Plan Disability | - | 756 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 756 | - | - | - |
| 2008 | 10 | 1,063 | $163,312,011 | $9,085,563 | $8,547iApproximate average salary by contribution assumption: employee only about $213,677 at 4% or $142,452 at 6%; with 50% employer match about $142,452 at 4% or $94,968 at 6%; with 100% employer match about $106,839 at 4% or $71,226 at 6%. |
| Williams International Pension Plan for Employees | - | 1,014 | $85,344,954 | $2,000,000 | $1,972iApproximate average salary by contribution assumption: employee only about $49,310 at 4% or $32,873 at 6%; with 50% employer match about $32,873 at 4% or $21,915 at 6%; with 100% employer match about $24,655 at 4% or $16,437 at 6%. |
| Williams International Employees Savings Plan | - | 1,063 | $77,967,057 | $7,085,563 | $6,666iApproximate average salary by contribution assumption: employee only about $166,641 at 4% or $111,094 at 6%; with 50% employer match about $111,094 at 4% or $74,063 at 6%; with 100% employer match about $83,320 at 4% or $55,547 at 6%. |
| Welfare Benefit Plans Life Insurance | - | 1,044 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 1,044 | - | - | - |
| Welfare Benefit Plan Disability | - | 1,044 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 1,044 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 1,044 | - | - | - |
| Welfare Benefit Plan Severance | - | 1,044 | - | - | - |
| Welfare Benefit Plan Medical | - | 930 | - | - | - |
| Welfare Benefit Plan Dental | - | 1,044 | - | - | - |
| 2007 | 10 | 1,017 | $232,580,516 | $8,794,716 | $8,648iApproximate average salary by contribution assumption: employee only about $216,193 at 4% or $144,128 at 6%; with 50% employer match about $144,128 at 4% or $96,086 at 6%; with 100% employer match about $108,096 at 4% or $72,064 at 6%. |
| Williams International Employees Savings Plan | - | 1,017 | $117,084,325 | $6,794,716 | $6,681iApproximate average salary by contribution assumption: employee only about $167,028 at 4% or $111,352 at 6%; with 50% employer match about $111,352 at 4% or $74,235 at 6%; with 100% employer match about $83,514 at 4% or $55,676 at 6%. |
| Williams International Pension Plan for Employees | - | 910 | $115,496,191 | $2,000,000 | $2,198iApproximate average salary by contribution assumption: employee only about $54,945 at 4% or $36,630 at 6%; with 50% employer match about $36,630 at 4% or $24,420 at 6%; with 100% employer match about $27,473 at 4% or $18,315 at 6%. |
| Welfare Benefit Plan Dental | - | 1,001 | - | - | - |
| Welfare Benefit Plan Medical | - | 901 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 1,001 | - | - | - |
| Welfare Benefit Plan Disability | - | 1,001 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 1,001 | - | - | - |
| Welfare Benefit Plan Severance | - | 1,001 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 1,001 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 1,001 | - | - | - |
| 2006 | 9 | 901 | $218,192,120 | $8,485,251 | $9,418iApproximate average salary by contribution assumption: employee only about $235,440 at 4% or $156,960 at 6%; with 50% employer match about $156,960 at 4% or $104,640 at 6%; with 100% employer match about $117,720 at 4% or $78,480 at 6%. |
| Williams International Pension Plan for Employees | - | 836 | $109,446,314 | $2,000,000 | $2,392iApproximate average salary by contribution assumption: employee only about $59,809 at 4% or $39,872 at 6%; with 50% employer match about $39,872 at 4% or $26,582 at 6%; with 100% employer match about $29,904 at 4% or $19,936 at 6%. |
| Williams International Employees Savings Plan | - | 901 | $108,745,806 | $6,485,251 | $7,198iApproximate average salary by contribution assumption: employee only about $179,946 at 4% or $119,964 at 6%; with 50% employer match about $119,964 at 4% or $79,976 at 6%; with 100% employer match about $89,973 at 4% or $59,982 at 6%. |
| Welfare Benefit Plan Medical | - | 887 | - | - | - |
| Welfare Benefit Plan Dental | - | 887 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 887 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 887 | - | - | - |
| Welfare Benefit Plan Disability | - | 887 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 887 | - | - | - |
| Welfare Benefit Plan Severance | - | 887 | - | - | - |
| 2005 | 10 | 851 | $198,151,421 | $10,547,499 | $12,394iApproximate average salary by contribution assumption: employee only about $309,856 at 4% or $206,571 at 6%; with 50% employer match about $206,571 at 4% or $137,714 at 6%; with 100% employer match about $154,928 at 4% or $103,285 at 6%. |
| Williams International Employees Savings Plan | - | 851 | $101,255,140 | $6,351,800 | $7,464iApproximate average salary by contribution assumption: employee only about $186,598 at 4% or $124,399 at 6%; with 50% employer match about $124,399 at 4% or $82,932 at 6%; with 100% employer match about $93,299 at 4% or $62,199 at 6%. |
| Williams International Pension Plan for Employees | - | 810 | $96,896,281 | $4,195,699 | $5,180iApproximate average salary by contribution assumption: employee only about $129,497 at 4% or $86,331 at 6%; with 50% employer match about $86,331 at 4% or $57,554 at 6%; with 100% employer match about $64,748 at 4% or $43,166 at 6%. |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 851 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 851 | - | - | - |
| Welfare Benefit Plan Dental | - | 851 | - | - | - |
| Welfare Benefit Plan Medical | - | 851 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 851 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 851 | - | - | - |
| Welfare Benefit Plan Disability | - | 851 | - | - | - |
| Welfare Benefit Plan Severance | - | 851 | - | - | - |
| 2004 | 10 | 793 | $189,482,540 | $9,000,623 | $11,350iApproximate average salary by contribution assumption: employee only about $283,752 at 4% or $189,168 at 6%; with 50% employer match about $189,168 at 4% or $126,112 at 6%; with 100% employer match about $141,876 at 4% or $94,584 at 6%. |
| Williams International Employees Savings Plan | - | 793 | $98,931,356 | $7,046,099 | $8,885iApproximate average salary by contribution assumption: employee only about $222,134 at 4% or $148,090 at 6%; with 50% employer match about $148,090 at 4% or $98,726 at 6%; with 100% employer match about $111,067 at 4% or $74,045 at 6%. |
| Williams International Pension Plan for Employees | - | 793 | $90,551,184 | $1,954,524 | $2,465iApproximate average salary by contribution assumption: employee only about $61,618 at 4% or $41,079 at 6%; with 50% employer match about $41,079 at 4% or $27,386 at 6%; with 100% employer match about $30,809 at 4% or $20,539 at 6%. |
| Welfare Benefit Plans Life Insurance | - | 793 | - | - | - |
| Welfare Benefit Plan Dental | - | 793 | - | - | - |
| Welfare Benefit Plan Medical | - | 793 | - | - | - |
| Welfare Benefit Plan Severance | - | 793 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 793 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 793 | - | - | - |
| Welfare Benefit Plan Disability | - | 793 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 793 | - | - | - |
| 2003 | 10 | 874 | $172,949,590 | $9,229,537 | $10,560iApproximate average salary by contribution assumption: employee only about $264,003 at 4% or $176,002 at 6%; with 50% employer match about $176,002 at 4% or $117,335 at 6%; with 100% employer match about $132,001 at 4% or $88,001 at 6%. |
| Williams International Employees Savings Plan | - | 867 | $90,632,647 | $6,946,737 | $8,012iApproximate average salary by contribution assumption: employee only about $200,310 at 4% or $133,540 at 6%; with 50% employer match about $133,540 at 4% or $89,026 at 6%; with 100% employer match about $100,155 at 4% or $66,770 at 6%. |
| Williams International Pension Plan for Employees | - | 874 | $82,316,943 | $2,282,800 | $2,612iApproximate average salary by contribution assumption: employee only about $65,297 at 4% or $43,532 at 6%; with 50% employer match about $43,532 at 4% or $29,021 at 6%; with 100% employer match about $32,649 at 4% or $21,766 at 6%. |
| Welfare Benefit Plan Medical | - | 874 | - | - | - |
| Welfare Benefit Plan Dental | - | 874 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 874 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 874 | - | - | - |
| Welfare Benefit Plan Disability | - | 874 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 874 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 874 | - | - | - |
| Welfare Benefit Plan Severance | - | 874 | - | - | - |
| 2002 | 10 | 1,070 | $140,952,157 | $8,150,115 | $7,617iApproximate average salary by contribution assumption: employee only about $190,423 at 4% or $126,949 at 6%; with 50% employer match about $126,949 at 4% or $84,633 at 6%; with 100% employer match about $95,212 at 4% or $63,474 at 6%. |
| Williams International Employees Savings Plan | - | 1,070 | $72,388,873 | $7,073,459 | $6,611iApproximate average salary by contribution assumption: employee only about $165,268 at 4% or $110,178 at 6%; with 50% employer match about $110,178 at 4% or $73,452 at 6%; with 100% employer match about $82,634 at 4% or $55,089 at 6%. |
| Williams International Pension Plan for Employees | - | 890 | $68,563,284 | $1,076,656 | $1,210iApproximate average salary by contribution assumption: employee only about $30,243 at 4% or $20,162 at 6%; with 50% employer match about $20,162 at 4% or $13,441 at 6%; with 100% employer match about $15,122 at 4% or $10,081 at 6%. |
| Welfare Benefit Plan Severance | - | 890 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 890 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 890 | - | - | - |
| Welfare Benefit Plan Disability | - | 890 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 890 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 890 | - | - | - |
| Welfare Benefit Plan Dental | - | 890 | - | - | - |
| Welfare Benefit Plan Medical | - | 890 | - | - | - |
| 2001 | 10 | 825 | $159,507,178 | $6,001,924 | $7,275iApproximate average salary by contribution assumption: employee only about $181,876 at 4% or $121,251 at 6%; with 50% employer match about $121,251 at 4% or $80,834 at 6%; with 100% employer match about $90,938 at 4% or $60,625 at 6%. |
| Williams International Employees Savings Plan | - | 825 | $82,254,502 | $6,001,924 | $7,275iApproximate average salary by contribution assumption: employee only about $181,876 at 4% or $121,251 at 6%; with 50% employer match about $121,251 at 4% or $80,834 at 6%; with 100% employer match about $90,938 at 4% or $60,625 at 6%. |
| Williams International Pension Plan for Employees | - | 795 | $77,252,676 | - | - |
| Welfare Benefit Plan Disability | - | 795 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 795 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 795 | - | - | - |
| Welfare Benefit Plan Dental | - | 795 | - | - | - |
| Welfare Benefit Plan Medical | - | 795 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 795 | - | - | - |
| Welfare Benefit Plans Educational Assistance | - | 795 | - | - | - |
| Welfare Benefit Plan Severance | - | 795 | - | - | - |
| 2000 | 10 | 854 | $172,261,314 | $5,776,807 | $6,764iApproximate average salary by contribution assumption: employee only about $169,110 at 4% or $112,740 at 6%; with 50% employer match about $112,740 at 4% or $75,160 at 6%; with 100% employer match about $84,555 at 4% or $56,370 at 6%. |
| Williams International Employees Savings Plan | - | 854 | $87,869,729 | $5,776,807 | $6,764iApproximate average salary by contribution assumption: employee only about $169,110 at 4% or $112,740 at 6%; with 50% employer match about $112,740 at 4% or $75,160 at 6%; with 100% employer match about $84,555 at 4% or $56,370 at 6%. |
| Williams International Pension Plan for Employees | - | 729 | $84,391,585 | - | - |
| Welfare Benefit Plans Educational Assistance | - | 722 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 722 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 722 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 722 | - | - | - |
| Welfare Benefit Plan Disability | - | 722 | - | - | - |
| Welfare Benefit Plan Severance | - | 722 | - | - | - |
| Welfare Benefit Plan Dental | - | 722 | - | - | - |
| Welfare Benefit Plan Medical | - | 722 | - | - | - |
| 1999 | 9 | 712 | $90,926,645 | $4,673,250 | $6,564iApproximate average salary by contribution assumption: employee only about $164,089 at 4% or $109,393 at 6%; with 50% employer match about $109,393 at 4% or $72,928 at 6%; with 100% employer match about $82,044 at 4% or $54,696 at 6%. |
| Williams International Employees Savings Plan | - | 712 | $90,926,645 | $4,673,250 | $6,564iApproximate average salary by contribution assumption: employee only about $164,089 at 4% or $109,393 at 6%; with 50% employer match about $109,393 at 4% or $72,928 at 6%; with 100% employer match about $82,044 at 4% or $54,696 at 6%. |
| Welfare Benefit Plans Educational Assistance | - | 647 | - | - | - |
| Welfare Benefit Plan Severance | - | 647 | - | - | - |
| Welfare Benefit Plan Medical | - | 616 | - | - | - |
| Welfare Benefit Plan Dental | - | 647 | - | - | - |
| Welfare Benefit Plans Life Insurance | - | 647 | - | - | - |
| Welfare Benefit Plan Accidental Death & Dismemberment | - | 647 | - | - | - |
| Welfare Benefit Plan Disability | - | 647 | - | - | - |
| Welfare Benefit Plan Travel Insurance | - | 647 | - | - | - |