Northern Pipeline Construction Comp
Plan context: Npl Construction Co. 401(K) Profit Sharing Plan
EIN 88-6003998 • Phoenix, AZ • 104 filings • 38 plans
Current Snapshot
Latest Year
2023
2023 Participants
1,204
2023 Assets
$49,070,455
2023 Contributions
$6,423,631
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 |
|---|---|---|---|---|---|
| 2023 | 1 | 1,204 | $0 | $0 | - |
| Centuri Construction Group Inc. and Affiliates Group Welfare Benefit Wrap Plan | - | 1,204 | - | - | - |
| 2022 | 1 | 1,056 | $0 | $0 | - |
| Centuri Construction Group Inc. and Affiliates Group Welfare Benefit Wrap Plan | - | 1,056 | - | - | - |
| 2021 | 1 | 1,154 | $0 | $0 | - |
| Centuri Construction Group Inc. and Affiliates Group Welfare Benefit Wrap Plan | - | 1,154 | - | - | - |
| 2020 | 1 | 1,203 | $0 | $0 | - |
| Centuri Construction Group Inc. and Affiliates Group Welfare Benefit Wrap Plan | - | 1,203 | - | - | - |
| 2019 | 1 | 1,292 | $0 | $0 | - |
| Centuri Construction Group Inc. and Affiliates Group Welfare Benefit Wrap Plan | - | 1,292 | - | - | - |
| 2018 | 1 | 1,224 | $0 | $0 | - |
| Centuri Construction Group Inc. and Affiliates Group Welfare Benefit Wrap Plan | - | 1,224 | - | - | - |
| 2017 | 1 | 1,204 | $0 | $0 | - |
| Centuri Construction Group Inc. and Affiliates Group Welfare Benefit Wrap Plan | - | 1,204 | - | - | - |
| 2016 | 1 | 1,153 | $0 | $0 | - |
| Centuri Construction Group Inc. and Affiliates Group Welfare Benefit Wrap Plan | - | 1,153 | - | - | - |
| 2015 | 5 | 1,847 | $49,070,455 | $6,423,631 | $3,478iApproximate average salary by contribution assumption: employee only about $86,947 at 4% or $57,965 at 6%; with 50% employer match about $57,965 at 4% or $38,643 at 6%; with 100% employer match about $43,473 at 4% or $28,982 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 973 | $44,423,405 | $5,434,643 | $5,585iApproximate average salary by contribution assumption: employee only about $139,636 at 4% or $93,091 at 6%; with 50% employer match about $93,091 at 4% or $62,061 at 6%; with 100% employer match about $69,818 at 4% or $46,545 at 6%. |
| NPL CONSTRUCTION CO. 401(K) PLAN | - | 1,847 | $4,647,050 | $988,988 | $535iApproximate average salary by contribution assumption: employee only about $13,386 at 4% or $8,924 at 6%; with 50% employer match about $8,924 at 4% or $5,950 at 6%; with 100% employer match about $6,693 at 4% or $4,462 at 6%. |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 837 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 978 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 526 | - | - | - |
| 2014 | 6 | 1,689 | $47,498,150 | $6,298,048 | $3,729iApproximate average salary by contribution assumption: employee only about $93,222 at 4% or $62,148 at 6%; with 50% employer match about $62,148 at 4% or $41,432 at 6%; with 100% employer match about $46,611 at 4% or $31,074 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 802 | $42,373,827 | $5,146,517 | $6,417iApproximate average salary by contribution assumption: employee only about $160,428 at 4% or $106,952 at 6%; with 50% employer match about $106,952 at 4% or $71,301 at 6%; with 100% employer match about $80,214 at 4% or $53,476 at 6%. |
| NPL CONSTRUCTION CO. 401(K) PLAN | - | 1,689 | $4,203,713 | $798,123 | $473iApproximate average salary by contribution assumption: employee only about $11,814 at 4% or $7,876 at 6%; with 50% employer match about $7,876 at 4% or $5,250 at 6%; with 100% employer match about $5,907 at 4% or $3,938 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 197 | $920,610 | $353,408 | $1,794iApproximate average salary by contribution assumption: employee only about $44,849 at 4% or $29,899 at 6%; with 50% employer match about $29,899 at 4% or $19,933 at 6%; with 100% employer match about $22,424 at 4% or $14,950 at 6%. |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 783 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 898 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 498 | - | - | - |
| 2013 | 6 | 1,767 | $43,704,442 | $5,384,868 | $3,047iApproximate average salary by contribution assumption: employee only about $76,187 at 4% or $50,791 at 6%; with 50% employer match about $50,791 at 4% or $33,861 at 6%; with 100% employer match about $38,093 at 4% or $25,396 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 912 | $39,373,679 | $4,381,128 | $4,804iApproximate average salary by contribution assumption: employee only about $120,097 at 4% or $80,064 at 6%; with 50% employer match about $80,064 at 4% or $53,376 at 6%; with 100% employer match about $60,048 at 4% or $40,032 at 6%. |
| NPL CONSTRUCTION CO. 401(K) PLAN | - | 1,767 | $3,667,621 | $783,530 | $443iApproximate average salary by contribution assumption: employee only about $11,086 at 4% or $7,390 at 6%; with 50% employer match about $7,390 at 4% or $4,927 at 6%; with 100% employer match about $5,543 at 4% or $3,695 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 232 | $663,142 | $220,210 | $949iApproximate average salary by contribution assumption: employee only about $23,730 at 4% or $15,820 at 6%; with 50% employer match about $15,820 at 4% or $10,546 at 6%; with 100% employer match about $11,865 at 4% or $7,910 at 6%. |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 765 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 939 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 521 | - | - | - |
| 2012 | 6 | 1,884 | $35,045,926 | $4,694,937 | $2,492iApproximate average salary by contribution assumption: employee only about $62,300 at 4% or $41,533 at 6%; with 50% employer match about $41,533 at 4% or $27,689 at 6%; with 100% employer match about $31,150 at 4% or $20,767 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 885 | $31,918,042 | $3,979,361 | $4,496iApproximate average salary by contribution assumption: employee only about $112,411 at 4% or $74,941 at 6%; with 50% employer match about $74,941 at 4% or $49,961 at 6%; with 100% employer match about $56,206 at 4% or $37,470 at 6%. |
| NPL CONSTRUCTION COMPANY 401(K) PLAN | - | 1,884 | $2,698,750 | $583,286 | $310iApproximate average salary by contribution assumption: employee only about $7,740 at 4% or $5,160 at 6%; with 50% employer match about $5,160 at 4% or $3,440 at 6%; with 100% employer match about $3,870 at 4% or $2,580 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 84 | $429,134 | $132,290 | $1,575iApproximate average salary by contribution assumption: employee only about $39,372 at 4% or $26,248 at 6%; with 50% employer match about $26,248 at 4% or $17,499 at 6%; with 100% employer match about $19,686 at 4% or $13,124 at 6%. |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 680 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 831 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 475 | - | - | - |
| 2011 | 6 | 1,585 | $29,044,225 | $3,439,683 | $2,170iApproximate average salary by contribution assumption: employee only about $54,254 at 4% or $36,169 at 6%; with 50% employer match about $36,169 at 4% or $24,113 at 6%; with 100% employer match about $27,127 at 4% or $18,085 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 751 | $26,555,969 | $3,035,216 | $4,042iApproximate average salary by contribution assumption: employee only about $101,039 at 4% or $67,359 at 6%; with 50% employer match about $67,359 at 4% or $44,906 at 6%; with 100% employer match about $50,520 at 4% or $33,680 at 6%. |
| NPL CONSTRUCTION COMPANY 401(K) PLAN | - | 1,585 | $2,192,449 | $328,415 | $207iApproximate average salary by contribution assumption: employee only about $5,180 at 4% or $3,453 at 6%; with 50% employer match about $3,453 at 4% or $2,302 at 6%; with 100% employer match about $2,590 at 4% or $1,727 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 85 | $295,807 | $76,052 | $895iApproximate average salary by contribution assumption: employee only about $22,368 at 4% or $14,912 at 6%; with 50% employer match about $14,912 at 4% or $9,941 at 6%; with 100% employer match about $11,184 at 4% or $7,456 at 6%. |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 584 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 658 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 414 | - | - | - |
| 2010 | 6 | 1,158 | $28,833,724 | $2,853,760 | $2,464iApproximate average salary by contribution assumption: employee only about $61,610 at 4% or $41,073 at 6%; with 50% employer match about $41,073 at 4% or $27,382 at 6%; with 100% employer match about $30,805 at 4% or $20,537 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 599 | $26,332,551 | $2,509,688 | $4,190iApproximate average salary by contribution assumption: employee only about $104,745 at 4% or $69,830 at 6%; with 50% employer match about $69,830 at 4% or $46,553 at 6%; with 100% employer match about $52,372 at 4% or $34,915 at 6%. |
| NPL CONSTRUCTION COMPANY 401(K) PLAN | - | 1,158 | $2,242,801 | $279,874 | $242iApproximate average salary by contribution assumption: employee only about $6,042 at 4% or $4,028 at 6%; with 50% employer match about $4,028 at 4% or $2,685 at 6%; with 100% employer match about $3,021 at 4% or $2,014 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 35 | $258,372 | $64,198 | $1,834iApproximate average salary by contribution assumption: employee only about $45,856 at 4% or $30,570 at 6%; with 50% employer match about $30,570 at 4% or $20,380 at 6%; with 100% employer match about $22,928 at 4% or $15,285 at 6%. |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 468 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 499 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 368 | - | - | - |
| 2009 | 6 | 1,052 | $25,353,398 | $2,644,023 | $2,513iApproximate average salary by contribution assumption: employee only about $62,833 at 4% or $41,889 at 6%; with 50% employer match about $41,889 at 4% or $27,926 at 6%; with 100% employer match about $31,417 at 4% or $20,944 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 598 | $23,129,676 | $2,279,323 | $3,812iApproximate average salary by contribution assumption: employee only about $95,289 at 4% or $63,526 at 6%; with 50% employer match about $63,526 at 4% or $42,351 at 6%; with 100% employer match about $47,645 at 4% or $31,763 at 6%. |
| NPL CONSTRUCTION COMPANY 401(K) PLAN | - | 1,052 | $2,035,157 | $334,951 | $318iApproximate average salary by contribution assumption: employee only about $7,960 at 4% or $5,307 at 6%; with 50% employer match about $5,307 at 4% or $3,538 at 6%; with 100% employer match about $3,980 at 4% or $2,653 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 16 | $188,565 | $29,749 | $1,859iApproximate average salary by contribution assumption: employee only about $46,483 at 4% or $30,989 at 6%; with 50% employer match about $30,989 at 4% or $20,659 at 6%; with 100% employer match about $23,241 at 4% or $15,494 at 6%. |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 483 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 514 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 350 | - | - | - |
| 2008 | 3 | 645 | $0 | $0 | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 610 | - | - | - |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 645 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 382 | - | - | - |
| 2007 | 6 | 1,153 | $26,935,621 | $3,115,385 | $2,702iApproximate average salary by contribution assumption: employee only about $67,550 at 4% or $45,033 at 6%; with 50% employer match about $45,033 at 4% or $30,022 at 6%; with 100% employer match about $33,775 at 4% or $22,517 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 787 | $24,481,238 | $2,505,695 | $3,184iApproximate average salary by contribution assumption: employee only about $79,596 at 4% or $53,064 at 6%; with 50% employer match about $53,064 at 4% or $35,376 at 6%; with 100% employer match about $39,798 at 4% or $26,532 at 6%. |
| NPL CONSTRUCTION COMPANY 401K PLAN | - | 1,153 | $2,454,383 | $609,690 | $529iApproximate average salary by contribution assumption: employee only about $13,220 at 4% or $8,813 at 6%; with 50% employer match about $8,813 at 4% or $5,875 at 6%; with 100% employer match about $6,610 at 4% or $4,407 at 6%. |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 613 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 613 | - | - | - |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 565 | - | - | - |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 24 | - | - | - |
| 2006 | 6 | 1,507 | $23,608,025 | $3,210,825 | $2,131iApproximate average salary by contribution assumption: employee only about $53,265 at 4% or $35,510 at 6%; with 50% employer match about $35,510 at 4% or $23,673 at 6%; with 100% employer match about $26,633 at 4% or $17,755 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 693 | $21,294,991 | $2,494,205 | $3,599iApproximate average salary by contribution assumption: employee only about $89,979 at 4% or $59,986 at 6%; with 50% employer match about $59,986 at 4% or $39,990 at 6%; with 100% employer match about $44,989 at 4% or $29,993 at 6%. |
| NPL CONSTRUCTION COMPANY 401K PLAN | - | 1,507 | $2,170,407 | $692,687 | $460iApproximate average salary by contribution assumption: employee only about $11,491 at 4% or $7,661 at 6%; with 50% employer match about $7,661 at 4% or $5,107 at 6%; with 100% employer match about $5,746 at 4% or $3,830 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 31 | $142,627 | $23,933 | $772iApproximate average salary by contribution assumption: employee only about $19,301 at 4% or $12,867 at 6%; with 50% employer match about $12,867 at 4% or $8,578 at 6%; with 100% employer match about $9,650 at 4% or $6,434 at 6%. |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 538 | - | - | - |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 534 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 388 | - | - | - |
| 2005 | 6 | 1,030 | $19,308,501 | $2,738,750 | $2,659iApproximate average salary by contribution assumption: employee only about $66,475 at 4% or $44,316 at 6%; with 50% employer match about $44,316 at 4% or $29,544 at 6%; with 100% employer match about $33,237 at 4% or $22,158 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 619 | $17,657,406 | $2,035,611 | $3,289iApproximate average salary by contribution assumption: employee only about $82,214 at 4% or $54,809 at 6%; with 50% employer match about $54,809 at 4% or $36,539 at 6%; with 100% employer match about $41,107 at 4% or $27,405 at 6%. |
| NORTHERN PIPELINE CONSTRUCTION CO. 401K PLAN | - | 1,030 | $1,544,675 | $687,417 | $667iApproximate average salary by contribution assumption: employee only about $16,685 at 4% or $11,123 at 6%; with 50% employer match about $11,123 at 4% or $7,416 at 6%; with 100% employer match about $8,342 at 4% or $5,562 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 10 | $106,420 | $15,722 | $1,572iApproximate average salary by contribution assumption: employee only about $39,305 at 4% or $26,203 at 6%; with 50% employer match about $26,203 at 4% or $17,469 at 6%; with 100% employer match about $19,653 at 4% or $13,102 at 6%. |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 360 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 480 | - | - | - |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 462 | - | - | - |
| 2004 | 6 | 1,030 | $16,206,075 | $2,588,652 | $2,513iApproximate average salary by contribution assumption: employee only about $62,831 at 4% or $41,888 at 6%; with 50% employer match about $41,888 at 4% or $27,925 at 6%; with 100% employer match about $31,416 at 4% or $20,944 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 518 | $15,049,991 | $1,930,397 | $3,727iApproximate average salary by contribution assumption: employee only about $93,166 at 4% or $62,111 at 6%; with 50% employer match about $62,111 at 4% or $41,407 at 6%; with 100% employer match about $46,583 at 4% or $31,055 at 6%. |
| NORTHERN PIPELINE CONSTRUCTION CO. 401K PLAN | - | 1,030 | $1,058,045 | $644,243 | $625iApproximate average salary by contribution assumption: employee only about $15,637 at 4% or $10,425 at 6%; with 50% employer match about $10,425 at 4% or $6,950 at 6%; with 100% employer match about $7,818 at 4% or $5,212 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 7 | $98,039 | $14,012 | $2,002iApproximate average salary by contribution assumption: employee only about $50,043 at 4% or $33,362 at 6%; with 50% employer match about $33,362 at 4% or $22,241 at 6%; with 100% employer match about $25,021 at 4% or $16,681 at 6%. |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 410 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 436 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 348 | - | - | - |
| 2003 | 6 | 518 | $13,323,205 | $2,187,788 | $4,224iApproximate average salary by contribution assumption: employee only about $105,588 at 4% or $70,392 at 6%; with 50% employer match about $70,392 at 4% or $46,928 at 6%; with 100% employer match about $52,794 at 4% or $35,196 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 518 | $12,615,291 | $1,761,362 | $3,400iApproximate average salary by contribution assumption: employee only about $85,008 at 4% or $56,672 at 6%; with 50% employer match about $56,672 at 4% or $37,781 at 6%; with 100% employer match about $42,504 at 4% or $28,336 at 6%. |
| NORTHERN PIPELINE CONSTRUCTION CO. 401K PLAN | - | 347 | $563,585 | $388,139 | $1,119iApproximate average salary by contribution assumption: employee only about $27,964 at 4% or $18,643 at 6%; with 50% employer match about $18,643 at 4% or $12,428 at 6%; with 100% employer match about $13,982 at 4% or $9,321 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 11 | $144,329 | $38,287 | $3,481iApproximate average salary by contribution assumption: employee only about $87,016 at 4% or $58,011 at 6%; with 50% employer match about $58,011 at 4% or $38,674 at 6%; with 100% employer match about $43,508 at 4% or $29,005 at 6%. |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 499 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 410 | - | - | - |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 456 | - | - | - |
| 2002 | 6 | 466 | $9,971,495 | $2,113,020 | $4,534iApproximate average salary by contribution assumption: employee only about $113,359 at 4% or $75,573 at 6%; with 50% employer match about $75,573 at 4% or $50,382 at 6%; with 100% employer match about $56,680 at 4% or $37,786 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 466 | $9,686,781 | $1,897,217 | $4,071iApproximate average salary by contribution assumption: employee only about $101,782 at 4% or $67,855 at 6%; with 50% employer match about $67,855 at 4% or $45,236 at 6%; with 100% employer match about $50,891 at 4% or $33,927 at 6%. |
| NORTHERN PIPELINE CONSTRUCTION CO. 401K PLAN | - | 74 | $187,017 | $172,085 | $2,325iApproximate average salary by contribution assumption: employee only about $58,137 at 4% or $38,758 at 6%; with 50% employer match about $38,758 at 4% or $25,839 at 6%; with 100% employer match about $29,068 at 4% or $19,379 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 18 | $97,697 | $43,718 | $2,429iApproximate average salary by contribution assumption: employee only about $60,719 at 4% or $40,480 at 6%; with 50% employer match about $40,480 at 4% or $26,986 at 6%; with 100% employer match about $30,360 at 4% or $20,240 at 6%. |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 395 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 450 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 450 | - | - | - |
| 2001 | 6 | 459 | $9,878,151 | $1,621,889 | $3,534iApproximate average salary by contribution assumption: employee only about $88,338 at 4% or $58,892 at 6%; with 50% employer match about $58,892 at 4% or $39,261 at 6%; with 100% employer match about $44,169 at 4% or $29,446 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 456 | $9,878,151 | $1,621,889 | $3,557iApproximate average salary by contribution assumption: employee only about $88,919 at 4% or $59,280 at 6%; with 50% employer match about $59,280 at 4% or $39,520 at 6%; with 100% employer match about $44,460 at 4% or $29,640 at 6%. |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 424 | - | - | - |
| NORTHERN PIPELINE CONSTRUCTION CO. 401K PLAN | - | 105 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 459 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 430 | - | - | - |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 38 | - | - | - |
| 2000 | 5 | 421 | $9,439,040 | $1,437,781 | $3,415iApproximate average salary by contribution assumption: employee only about $85,379 at 4% or $56,919 at 6%; with 50% employer match about $56,919 at 4% or $37,946 at 6%; with 100% employer match about $42,689 at 4% or $28,460 at 6%. |
| Npl Construction Co. 401(K) Profit Sharing Plan | - | 421 | $9,386,605 | $1,419,703 | $3,372iApproximate average salary by contribution assumption: employee only about $84,305 at 4% or $56,204 at 6%; with 50% employer match about $56,204 at 4% or $37,469 at 6%; with 100% employer match about $42,153 at 4% or $28,102 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 25 | $52,435 | $18,078 | $723iApproximate average salary by contribution assumption: employee only about $18,078 at 4% or $12,052 at 6%; with 50% employer match about $12,052 at 4% or $8,035 at 6%; with 100% employer match about $9,039 at 4% or $6,026 at 6%. |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 364 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 376 | - | - | - |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 368 | - | - | - |
| 1999 | 5 | 353 | $45,840 | $10,316 | $29iApproximate average salary by contribution assumption: employee only about $731 at 4% or $487 at 6%; with 50% employer match about $487 at 4% or $325 at 6%; with 100% employer match about $365 at 4% or $244 at 6%. |
| Northern Pipeline Construction Co. Money Purchase Pension Plan | - | 16 | $45,840 | $10,316 | $645iApproximate average salary by contribution assumption: employee only about $16,119 at 4% or $10,746 at 6%; with 50% employer match about $10,746 at 4% or $7,164 at 6%; with 100% employer match about $8,059 at 4% or $5,373 at 6%. |
| Northern Pipeline Construction Co. Short-Term Disability Plan | - | 343 | - | - | - |
| Northern Pipline Construction Co Life & Ltd Plan Fka Grp Ins Pln for Eligible Ees of Npcc | - | 353 | - | - | - |
| Northern Pipeline Construction Co. Employee Health Benefit Plan | - | 338 | - | - | - |
| Northern Pipeline Construction Co. Supplemental Life Plan | - | 172 | - | - | - |