Alion Science and Technology Corporation
Plan context: Alion Science and Technology Corporation Savings and Retirement Plan
EIN 54-2061691 • Mclean, VA • 43 filings • 5 plans
Current Snapshot
Latest Year
2022
2022 Participants
3,527
2022 Assets
$395,120,482
2022 Contributions
$35,700,225
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 |
|---|---|---|---|---|---|
| 2022 | 2 | 0 | $0 | $0 | - |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 0 | - | - | - |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 0 | - | - | - |
| 2021 | 2 | 3,527 | $395,120,482 | $35,700,225 | $10,122iApproximate average salary by contribution assumption: employee only about $253,050 at 4% or $168,700 at 6%; with 50% employer match about $168,700 at 4% or $112,466 at 6%; with 100% employer match about $126,525 at 4% or $84,350 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 3,527 | $395,120,482 | $35,700,225 | $10,122iApproximate average salary by contribution assumption: employee only about $253,050 at 4% or $168,700 at 6%; with 50% employer match about $168,700 at 4% or $112,466 at 6%; with 100% employer match about $126,525 at 4% or $84,350 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 0 | - | - | - |
| 2020 | 2 | 3,169 | $541,240,076 | $43,780,454 | $13,815iApproximate average salary by contribution assumption: employee only about $345,381 at 4% or $230,254 at 6%; with 50% employer match about $230,254 at 4% or $153,503 at 6%; with 100% employer match about $172,690 at 4% or $115,127 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 3,169 | $541,240,076 | $43,780,454 | $13,815iApproximate average salary by contribution assumption: employee only about $345,381 at 4% or $230,254 at 6%; with 50% employer match about $230,254 at 4% or $153,503 at 6%; with 100% employer match about $172,690 at 4% or $115,127 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 3,023 | - | - | - |
| 2019 | 2 | 1,620 | $264,956,605 | $6,749,282 | $4,166iApproximate average salary by contribution assumption: employee only about $104,156 at 4% or $69,437 at 6%; with 50% employer match about $69,437 at 4% or $46,291 at 6%; with 100% employer match about $52,078 at 4% or $34,719 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 1,620 | $264,956,605 | $6,749,282 | $4,166iApproximate average salary by contribution assumption: employee only about $104,156 at 4% or $69,437 at 6%; with 50% employer match about $69,437 at 4% or $46,291 at 6%; with 100% employer match about $52,078 at 4% or $34,719 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 1,405 | - | - | - |
| 2018 | 2 | 2,152 | $319,650,304 | $29,151,948 | $13,546iApproximate average salary by contribution assumption: employee only about $338,661 at 4% or $225,774 at 6%; with 50% employer match about $225,774 at 4% or $150,516 at 6%; with 100% employer match about $169,331 at 4% or $112,887 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 1,619 | $319,650,304 | $29,151,948 | $18,006iApproximate average salary by contribution assumption: employee only about $450,154 at 4% or $300,102 at 6%; with 50% employer match about $300,102 at 4% or $200,068 at 6%; with 100% employer match about $225,077 at 4% or $150,051 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 2,152 | - | - | - |
| 2017 | 2 | 3,190 | $338,532,773 | $27,451,537 | $8,605iApproximate average salary by contribution assumption: employee only about $215,137 at 4% or $143,425 at 6%; with 50% employer match about $143,425 at 4% or $95,617 at 6%; with 100% employer match about $107,569 at 4% or $71,712 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 2,440 | $338,532,773 | $27,451,537 | $11,251iApproximate average salary by contribution assumption: employee only about $281,266 at 4% or $187,510 at 6%; with 50% employer match about $187,510 at 4% or $125,007 at 6%; with 100% employer match about $140,633 at 4% or $93,755 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 3,190 | - | - | - |
| 2016 | 2 | 2,702 | $318,581,308 | $25,152,054 | $9,309iApproximate average salary by contribution assumption: employee only about $232,717 at 4% or $155,145 at 6%; with 50% employer match about $155,145 at 4% or $103,430 at 6%; with 100% employer match about $116,359 at 4% or $77,572 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 2,259 | $318,581,308 | $25,152,054 | $11,134iApproximate average salary by contribution assumption: employee only about $278,354 at 4% or $185,569 at 6%; with 50% employer match about $185,569 at 4% or $123,713 at 6%; with 100% employer match about $139,177 at 4% or $92,785 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 2,702 | - | - | - |
| 2015 | 2 | 2,598 | $285,669,517 | $26,927,432 | $10,365iApproximate average salary by contribution assumption: employee only about $259,117 at 4% or $172,745 at 6%; with 50% employer match about $172,745 at 4% or $115,163 at 6%; with 100% employer match about $129,558 at 4% or $86,372 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 2,277 | $285,669,517 | $26,927,432 | $11,826iApproximate average salary by contribution assumption: employee only about $295,646 at 4% or $197,097 at 6%; with 50% employer match about $197,097 at 4% or $131,398 at 6%; with 100% employer match about $147,823 at 4% or $98,549 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 2,598 | - | - | - |
| 2014 | 2 | 5,297 | $275,741,861 | $32,466,198 | $6,129iApproximate average salary by contribution assumption: employee only about $153,229 at 4% or $102,153 at 6%; with 50% employer match about $102,153 at 4% or $68,102 at 6%; with 100% employer match about $76,615 at 4% or $51,076 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 5,297 | $275,741,861 | $32,466,198 | $6,129iApproximate average salary by contribution assumption: employee only about $153,229 at 4% or $102,153 at 6%; with 50% employer match about $102,153 at 4% or $68,102 at 6%; with 100% employer match about $76,615 at 4% or $51,076 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 2,789 | - | - | - |
| 2013 | 2 | 2,824 | $300,939,694 | $35,517,085 | $12,577iApproximate average salary by contribution assumption: employee only about $314,422 at 4% or $209,615 at 6%; with 50% employer match about $209,615 at 4% or $139,743 at 6%; with 100% employer match about $157,211 at 4% or $104,807 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 2,824 | $300,939,694 | $35,517,085 | $12,577iApproximate average salary by contribution assumption: employee only about $314,422 at 4% or $209,615 at 6%; with 50% employer match about $209,615 at 4% or $139,743 at 6%; with 100% employer match about $157,211 at 4% or $104,807 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 2,805 | - | - | - |
| 2012 | 2 | 2,899 | $305,914,014 | $37,616,651 | $12,976iApproximate average salary by contribution assumption: employee only about $324,393 at 4% or $216,262 at 6%; with 50% employer match about $216,262 at 4% or $144,175 at 6%; with 100% employer match about $162,197 at 4% or $108,131 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 2,817 | $305,914,014 | $37,616,651 | $13,353iApproximate average salary by contribution assumption: employee only about $333,836 at 4% or $222,557 at 6%; with 50% employer match about $222,557 at 4% or $148,372 at 6%; with 100% employer match about $166,918 at 4% or $111,279 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 2,899 | - | - | - |
| 2011 | 2 | 2,911 | $323,380,959 | $35,501,281 | $12,196iApproximate average salary by contribution assumption: employee only about $304,889 at 4% or $203,259 at 6%; with 50% employer match about $203,259 at 4% or $135,506 at 6%; with 100% employer match about $152,445 at 4% or $101,630 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 2,911 | $323,380,959 | $35,501,281 | $12,196iApproximate average salary by contribution assumption: employee only about $304,889 at 4% or $203,259 at 6%; with 50% employer match about $203,259 at 4% or $135,506 at 6%; with 100% employer match about $152,445 at 4% or $101,630 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 2,819 | - | - | - |
| 2010 | 2 | 3,061 | $309,708,778 | $35,527,105 | $11,606iApproximate average salary by contribution assumption: employee only about $290,159 at 4% or $193,440 at 6%; with 50% employer match about $193,440 at 4% or $128,960 at 6%; with 100% employer match about $145,080 at 4% or $96,720 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 2,980 | $309,708,778 | $35,527,105 | $11,922iApproximate average salary by contribution assumption: employee only about $298,046 at 4% or $198,697 at 6%; with 50% employer match about $198,697 at 4% or $132,465 at 6%; with 100% employer match about $149,023 at 4% or $99,349 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 3,061 | - | - | - |
| 2009 | 2 | 3,309 | $336,542,271 | $36,887,927 | $11,148iApproximate average salary by contribution assumption: employee only about $278,694 at 4% or $185,796 at 6%; with 50% employer match about $185,796 at 4% or $123,864 at 6%; with 100% employer match about $139,347 at 4% or $92,898 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 3,149 | $336,542,271 | $36,887,927 | $11,714iApproximate average salary by contribution assumption: employee only about $292,854 at 4% or $195,236 at 6%; with 50% employer match about $195,236 at 4% or $130,157 at 6%; with 100% employer match about $146,427 at 4% or $97,618 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 3,309 | - | - | - |
| 2008 | 2 | 3,420 | $349,109,859 | $37,084,158 | $10,843iApproximate average salary by contribution assumption: employee only about $271,083 at 4% or $180,722 at 6%; with 50% employer match about $180,722 at 4% or $120,481 at 6%; with 100% employer match about $135,542 at 4% or $90,361 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 3,420 | $349,109,859 | $37,084,158 | $10,843iApproximate average salary by contribution assumption: employee only about $271,083 at 4% or $180,722 at 6%; with 50% employer match about $180,722 at 4% or $120,481 at 6%; with 100% employer match about $135,542 at 4% or $90,361 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 3,350 | - | - | - |
| 2007 | 2 | 3,314 | $348,811,889 | $37,267,116 | $11,245iApproximate average salary by contribution assumption: employee only about $281,134 at 4% or $187,423 at 6%; with 50% employer match about $187,423 at 4% or $124,948 at 6%; with 100% employer match about $140,567 at 4% or $93,711 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 3,312 | $348,811,889 | $37,267,116 | $11,252iApproximate average salary by contribution assumption: employee only about $281,304 at 4% or $187,536 at 6%; with 50% employer match about $187,536 at 4% or $125,024 at 6%; with 100% employer match about $140,652 at 4% or $93,768 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 3,314 | - | - | - |
| 2006 | 2 | 3,446 | $0 | $0 | - |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 3,446 | - | - | - |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 3,151 | - | - | - |
| 2005 | 2 | 3,306 | $366,818,757 | $45,115,991 | $13,647iApproximate average salary by contribution assumption: employee only about $341,168 at 4% or $227,445 at 6%; with 50% employer match about $227,445 at 4% or $151,630 at 6%; with 100% employer match about $170,584 at 4% or $113,723 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 3,306 | $366,818,757 | $45,115,991 | $13,647iApproximate average salary by contribution assumption: employee only about $341,168 at 4% or $227,445 at 6%; with 50% employer match about $227,445 at 4% or $151,630 at 6%; with 100% employer match about $170,584 at 4% or $113,723 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 2,149 | - | - | - |
| 2004 | 2 | 2,477 | $300,850,661 | $24,463,203 | $9,876iApproximate average salary by contribution assumption: employee only about $246,904 at 4% or $164,602 at 6%; with 50% employer match about $164,602 at 4% or $109,735 at 6%; with 100% employer match about $123,452 at 4% or $82,301 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 2,477 | $300,850,661 | $24,463,203 | $9,876iApproximate average salary by contribution assumption: employee only about $246,904 at 4% or $164,602 at 6%; with 50% employer match about $164,602 at 4% or $109,735 at 6%; with 100% employer match about $123,452 at 4% or $82,301 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 1,555 | - | - | - |
| 2003 | 2 | 1,816 | $96,007,103 | $19,561,051 | $10,772iApproximate average salary by contribution assumption: employee only about $269,288 at 4% or $179,525 at 6%; with 50% employer match about $179,525 at 4% or $119,683 at 6%; with 100% employer match about $134,644 at 4% or $89,763 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 1,816 | $96,007,103 | $19,561,051 | $10,772iApproximate average salary by contribution assumption: employee only about $269,288 at 4% or $179,525 at 6%; with 50% employer match about $179,525 at 4% or $119,683 at 6%; with 100% employer match about $134,644 at 4% or $89,763 at 6%. |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 1,373 | - | - | - |
| 2002 | 2 | 1,708 | $0 | $0 | - |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 1,708 | - | - | - |
| Alion Science and Technology Corporation Health and Welfare Benefits Program | - | 1,107 | - | - | - |
| 2001 | 1 | 3 | $2,300 | $1,300 | $433iApproximate average salary by contribution assumption: employee only about $10,833 at 4% or $7,222 at 6%; with 50% employer match about $7,222 at 4% or $4,815 at 6%; with 100% employer match about $5,417 at 4% or $3,611 at 6%. |
| Alion Science and Technology Corporation Savings and Retirement Plan | - | 3 | $2,300 | $1,300 | $433iApproximate average salary by contribution assumption: employee only about $10,833 at 4% or $7,222 at 6%; with 50% employer match about $7,222 at 4% or $4,815 at 6%; with 100% employer match about $5,417 at 4% or $3,611 at 6%. |