Civic Intelligence

Tri-State Generation & Transmission Association. Inc.

Plan context: Tri-State 401K Plan and Trust

EIN 84-0464189 • Westminster, CO • 84 filings • 11 plans

1100 W 116th AveWestminster, CO 80234-2814
Current Snapshot

Latest Year

2025

2025 Participants

1,059

2025 Assets

$278,969,857

2025 Contributions

$23,089,963

Historical Graphs

Total Assets Over Time

Aggregate end-of-year assets by filing year, excluding zero-asset years

$304,048,538$152,024,269$0200020122024YearValue
$278,969,857Latest year 2024

Participants Over Time

Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans

1,4977490199920122025YearValue
1,059Latest year 2025

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 / FilingFilingsParticipantsAssetsContributionsContrib./Participant
202511,059$0$0-
Tristate Group Insurance Plan-1,059---
202431,181$278,969,857$23,089,963$19,551iApproximate average salary by contribution assumption: employee only about $488,780 at 4% or $325,853 at 6%; with 50% employer match about $325,853 at 4% or $217,236 at 6%; with 100% employer match about $244,390 at 4% or $162,927 at 6%.
Tri-State 401K Plan and Trust-1,181$278,969,857$23,089,963$19,551iApproximate average salary by contribution assumption: employee only about $488,780 at 4% or $325,853 at 6%; with 50% employer match about $325,853 at 4% or $217,236 at 6%; with 100% employer match about $244,390 at 4% or $162,927 at 6%.
Tristate Group Insurance Plan-1,092---
125 Plan-170---
202331,139$257,992,680$21,265,037$18,670iApproximate average salary by contribution assumption: employee only about $466,748 at 4% or $311,165 at 6%; with 50% employer match about $311,165 at 4% or $207,444 at 6%; with 100% employer match about $233,374 at 4% or $155,583 at 6%.
Tri-State 401K Plan and Trust-1,127$257,992,680$21,265,037$18,869iApproximate average salary by contribution assumption: employee only about $471,718 at 4% or $314,479 at 6%; with 50% employer match about $314,479 at 4% or $209,652 at 6%; with 100% employer match about $235,859 at 4% or $157,239 at 6%.
Tristate Group Insurance Plan-1,139---
125 Plan-164---
202231,114$234,933,961$21,972,243$19,724iApproximate average salary by contribution assumption: employee only about $493,093 at 4% or $328,729 at 6%; with 50% employer match about $328,729 at 4% or $219,153 at 6%; with 100% employer match about $246,547 at 4% or $164,364 at 6%.
Tri-State 401K Plan and Trust-1,100$234,933,961$21,972,243$19,975iApproximate average salary by contribution assumption: employee only about $499,369 at 4% or $332,913 at 6%; with 50% employer match about $332,913 at 4% or $221,942 at 6%; with 100% employer match about $249,685 at 4% or $166,456 at 6%.
Tristate Group Insurance Plan-1,114---
125 Plan-196---
202131,206$304,048,538$19,237,656$15,952iApproximate average salary by contribution assumption: employee only about $398,791 at 4% or $265,860 at 6%; with 50% employer match about $265,860 at 4% or $177,240 at 6%; with 100% employer match about $199,395 at 4% or $132,930 at 6%.
Tri-State 401K Plan and Trust-1,170$304,048,538$19,237,656$16,442iApproximate average salary by contribution assumption: employee only about $411,061 at 4% or $274,041 at 6%; with 50% employer match about $274,041 at 4% or $182,694 at 6%; with 100% employer match about $205,531 at 4% or $137,020 at 6%.
Tristate Group Insurance Plan-1,206---
125 Plan-220---
202031,340$283,356,039$20,558,626$15,342iApproximate average salary by contribution assumption: employee only about $383,556 at 4% or $255,704 at 6%; with 50% employer match about $255,704 at 4% or $170,470 at 6%; with 100% employer match about $191,778 at 4% or $127,852 at 6%.
Tri-State 401K Plan and Trust-1,283$283,356,039$20,558,626$16,024iApproximate average salary by contribution assumption: employee only about $400,597 at 4% or $267,065 at 6%; with 50% employer match about $267,065 at 4% or $178,043 at 6%; with 100% employer match about $200,298 at 4% or $133,532 at 6%.
Tristate Group Insurance Plan-1,340---
125 Plan-251---
201931,442$264,206,692$22,295,327$15,461iApproximate average salary by contribution assumption: employee only about $386,535 at 4% or $257,690 at 6%; with 50% employer match about $257,690 at 4% or $171,793 at 6%; with 100% employer match about $193,267 at 4% or $128,845 at 6%.
Tri-State 401K Plan and Trust-1,442$264,206,692$22,295,327$15,461iApproximate average salary by contribution assumption: employee only about $386,535 at 4% or $257,690 at 6%; with 50% employer match about $257,690 at 4% or $171,793 at 6%; with 100% employer match about $193,267 at 4% or $128,845 at 6%.
Tristate Group Insurance Plan-1,247---
125 Plan-290---
201831,446$222,732,670$22,005,218$15,218iApproximate average salary by contribution assumption: employee only about $380,450 at 4% or $253,633 at 6%; with 50% employer match about $253,633 at 4% or $169,089 at 6%; with 100% employer match about $190,225 at 4% or $126,817 at 6%.
Tri-State 401K Plan and Trust-1,446$222,732,670$22,005,218$15,218iApproximate average salary by contribution assumption: employee only about $380,450 at 4% or $253,633 at 6%; with 50% employer match about $253,633 at 4% or $169,089 at 6%; with 100% employer match about $190,225 at 4% or $126,817 at 6%.
Tristate Group Insurance Plan-1,263---
125 Plan-311---
201731,480$236,464,117$20,286,317$13,707iApproximate average salary by contribution assumption: employee only about $342,674 at 4% or $228,450 at 6%; with 50% employer match about $228,450 at 4% or $152,300 at 6%; with 100% employer match about $171,337 at 4% or $114,225 at 6%.
Tri-State 401K Plan and Trust-1,480$236,464,117$20,286,317$13,707iApproximate average salary by contribution assumption: employee only about $342,674 at 4% or $228,450 at 6%; with 50% employer match about $228,450 at 4% or $152,300 at 6%; with 100% employer match about $171,337 at 4% or $114,225 at 6%.
Tristate Group Insurance Plan-1,313---
125 Plan-319---
201641,497$75,832,508$8,257,507$5,516iApproximate average salary by contribution assumption: employee only about $137,901 at 4% or $91,934 at 6%; with 50% employer match about $91,934 at 4% or $61,289 at 6%; with 100% employer match about $68,950 at 4% or $45,967 at 6%.
Tri-State 401K Plan and Trust-1,497$75,832,508$7,342,611$4,905iApproximate average salary by contribution assumption: employee only about $122,622 at 4% or $81,748 at 6%; with 50% employer match about $81,748 at 4% or $54,499 at 6%; with 100% employer match about $61,311 at 4% or $40,874 at 6%.
Tristate Group Insurance Plan-1,338---
125 Plan-343---
Tri-State Bargaining 401K Plan and Trust-0-$914,896-
201541,327$70,551,876$8,768,673$6,608iApproximate average salary by contribution assumption: employee only about $165,197 at 4% or $110,132 at 6%; with 50% employer match about $110,132 at 4% or $73,421 at 6%; with 100% employer match about $82,599 at 4% or $55,066 at 6%.
Tri-State 401K Plan and Trust-1,038$67,945,779$8,086,343$7,790iApproximate average salary by contribution assumption: employee only about $194,758 at 4% or $129,839 at 6%; with 50% employer match about $129,839 at 4% or $86,559 at 6%; with 100% employer match about $97,379 at 4% or $64,919 at 6%.
Tri-State Bargaining 401K Plan and Trust-351$2,606,097$682,330$1,944iApproximate average salary by contribution assumption: employee only about $48,599 at 4% or $32,399 at 6%; with 50% employer match about $32,399 at 4% or $21,600 at 6%; with 100% employer match about $24,300 at 4% or $16,200 at 6%.
Tristate Group Insurance Plan-1,327---
125 Plan-334---
201441,240$68,864,606$6,591,360$5,316iApproximate average salary by contribution assumption: employee only about $132,890 at 4% or $88,594 at 6%; with 50% employer match about $88,594 at 4% or $59,062 at 6%; with 100% employer match about $66,445 at 4% or $44,297 at 6%.
Tri-State 401K Plan and Trust-1,014$66,882,403$6,005,884$5,923iApproximate average salary by contribution assumption: employee only about $148,074 at 4% or $98,716 at 6%; with 50% employer match about $98,716 at 4% or $65,811 at 6%; with 100% employer match about $74,037 at 4% or $49,358 at 6%.
Tri-State Bargaining 401K Plan and Trust-350$1,982,203$585,476$1,673iApproximate average salary by contribution assumption: employee only about $41,820 at 4% or $27,880 at 6%; with 50% employer match about $27,880 at 4% or $18,587 at 6%; with 100% employer match about $20,910 at 4% or $13,940 at 6%.
125 Plan-351---
Tristate Group Insurance Plan-1,240---
201341,238$63,489,417$5,272,358$4,259iApproximate average salary by contribution assumption: employee only about $106,469 at 4% or $70,980 at 6%; with 50% employer match about $70,980 at 4% or $47,320 at 6%; with 100% employer match about $53,235 at 4% or $35,490 at 6%.
Tri-State 401K Plan and Trust-984$62,160,149$4,815,484$4,894iApproximate average salary by contribution assumption: employee only about $122,345 at 4% or $81,563 at 6%; with 50% employer match about $81,563 at 4% or $54,375 at 6%; with 100% employer match about $61,172 at 4% or $40,782 at 6%.
Tri-State Bargaining 401K Plan and Trust-355$1,329,268$456,874$1,287iApproximate average salary by contribution assumption: employee only about $32,174 at 4% or $21,449 at 6%; with 50% employer match about $21,449 at 4% or $14,300 at 6%; with 100% employer match about $16,087 at 4% or $10,725 at 6%.
Tristate Group Insurance Plan-1,238---
125 Plan-341---
201241,219$52,108,808$5,438,219$4,461iApproximate average salary by contribution assumption: employee only about $111,530 at 4% or $74,354 at 6%; with 50% employer match about $74,354 at 4% or $49,569 at 6%; with 100% employer match about $55,765 at 4% or $37,177 at 6%.
Tri-State 401K Plan and Trust-923$51,251,589$5,058,537$5,481iApproximate average salary by contribution assumption: employee only about $137,013 at 4% or $91,342 at 6%; with 50% employer match about $91,342 at 4% or $60,895 at 6%; with 100% employer match about $68,507 at 4% or $45,671 at 6%.
Tri-State Bargaining 401K Plan and Trust-346$857,219$379,682$1,097iApproximate average salary by contribution assumption: employee only about $27,434 at 4% or $18,289 at 6%; with 50% employer match about $18,289 at 4% or $12,193 at 6%; with 100% employer match about $13,717 at 4% or $9,145 at 6%.
125 Plan-346---
Tristate Group Insurance Plan-1,219---
201141,218$44,256,240$4,688,397$3,849iApproximate average salary by contribution assumption: employee only about $96,231 at 4% or $64,154 at 6%; with 50% employer match about $64,154 at 4% or $42,770 at 6%; with 100% employer match about $48,116 at 4% or $32,077 at 6%.
TRI-STATE 401K PLAN AND TRUST-937$43,804,087$4,366,552$4,660iApproximate average salary by contribution assumption: employee only about $116,504 at 4% or $77,669 at 6%; with 50% employer match about $77,669 at 4% or $51,779 at 6%; with 100% employer match about $58,252 at 4% or $38,835 at 6%.
Tri-State Bargaining 401K Plan and Trust-51$452,153$321,845$6,311iApproximate average salary by contribution assumption: employee only about $157,767 at 4% or $105,178 at 6%; with 50% employer match about $105,178 at 4% or $70,119 at 6%; with 100% employer match about $78,884 at 4% or $52,589 at 6%.
125 Plan-375---
Tristate Group Insurance Plan-1,218---
201041,191$43,609,227$4,761,168$3,998iApproximate average salary by contribution assumption: employee only about $99,941 at 4% or $66,627 at 6%; with 50% employer match about $66,627 at 4% or $44,418 at 6%; with 100% employer match about $49,970 at 4% or $33,314 at 6%.
TRI-STATE 401K PLAN AND TRUST-850$43,540,291$4,695,628$5,524iApproximate average salary by contribution assumption: employee only about $138,107 at 4% or $92,071 at 6%; with 50% employer match about $92,071 at 4% or $61,381 at 6%; with 100% employer match about $69,053 at 4% or $46,036 at 6%.
Tri-State Bargaining 401K Plan and Trust-328$68,936$65,540$200iApproximate average salary by contribution assumption: employee only about $4,995 at 4% or $3,330 at 6%; with 50% employer match about $3,330 at 4% or $2,220 at 6%; with 100% employer match about $2,498 at 4% or $1,665 at 6%.
125 Plan-359---
Tristate Group Insurance Plan-1,191---
200931,176$37,454,354$4,700,996$3,997iApproximate average salary by contribution assumption: employee only about $99,936 at 4% or $66,624 at 6%; with 50% employer match about $66,624 at 4% or $44,416 at 6%; with 100% employer match about $49,968 at 4% or $33,312 at 6%.
TRI-STATE 401K PLAN AND TRUST-838$37,454,354$4,700,996$5,610iApproximate average salary by contribution assumption: employee only about $140,245 at 4% or $93,496 at 6%; with 50% employer match about $93,496 at 4% or $62,331 at 6%; with 100% employer match about $70,122 at 4% or $46,748 at 6%.
125 Plan-346---
Tristate Group Insurance Plan-1,176---
200831,137$27,483,930$4,661,945$4,100iApproximate average salary by contribution assumption: employee only about $102,505 at 4% or $68,337 at 6%; with 50% employer match about $68,337 at 4% or $45,558 at 6%; with 100% employer match about $51,253 at 4% or $34,168 at 6%.
TRI-STATE 401K PLAN AND TRUST-801$27,483,930$4,661,945$5,820iApproximate average salary by contribution assumption: employee only about $145,504 at 4% or $97,003 at 6%; with 50% employer match about $97,003 at 4% or $64,668 at 6%; with 100% employer match about $72,752 at 4% or $48,501 at 6%.
Tristate Group Insurance Plan-1,137---
125 Plan-308---
200731,069$36,930,339$3,794,527$3,550iApproximate average salary by contribution assumption: employee only about $88,740 at 4% or $59,160 at 6%; with 50% employer match about $59,160 at 4% or $39,440 at 6%; with 100% employer match about $44,370 at 4% or $29,580 at 6%.
TRI-STATE 401K PLAN AND TRUST-744$36,930,339$3,794,527$5,100iApproximate average salary by contribution assumption: employee only about $127,504 at 4% or $85,003 at 6%; with 50% employer match about $85,003 at 4% or $56,669 at 6%; with 100% employer match about $63,752 at 4% or $42,501 at 6%.
125 Plan-322---
Tristate Group Insurance Plan-1,069---
200631,029$32,179,631$3,834,826$3,727iApproximate average salary by contribution assumption: employee only about $93,169 at 4% or $62,113 at 6%; with 50% employer match about $62,113 at 4% or $41,408 at 6%; with 100% employer match about $46,584 at 4% or $31,056 at 6%.
TR1-STATE 401K PLAN AND TRUST-707$32,179,631$3,834,826$5,424iApproximate average salary by contribution assumption: employee only about $135,602 at 4% or $90,401 at 6%; with 50% employer match about $90,401 at 4% or $60,268 at 6%; with 100% employer match about $67,801 at 4% or $45,201 at 6%.
125 Plan-323---
Tristate Group Insurance Plan-1,029---
200531,015$26,512,886$3,217,508$3,170iApproximate average salary by contribution assumption: employee only about $79,249 at 4% or $52,833 at 6%; with 50% employer match about $52,833 at 4% or $35,222 at 6%; with 100% employer match about $39,624 at 4% or $26,416 at 6%.
TRI-STATE 401K PLAN AND TRUST-695$26,512,886$3,217,508$4,630iApproximate average salary by contribution assumption: employee only about $115,738 at 4% or $77,158 at 6%; with 50% employer match about $77,158 at 4% or $51,439 at 6%; with 100% employer match about $57,869 at 4% or $38,579 at 6%.
Tristate Group Insurance Plan-1,015---
125 Plan-1,014---
20043999$22,421,257$2,923,393$2,926iApproximate average salary by contribution assumption: employee only about $73,158 at 4% or $48,772 at 6%; with 50% employer match about $48,772 at 4% or $32,515 at 6%; with 100% employer match about $36,579 at 4% or $24,386 at 6%.
TRI-STATE 401K PLAN AND TRUST-682$22,421,257$2,923,393$4,287iApproximate average salary by contribution assumption: employee only about $107,163 at 4% or $71,442 at 6%; with 50% employer match about $71,442 at 4% or $47,628 at 6%; with 100% employer match about $53,581 at 4% or $35,721 at 6%.
Tristate Group Insurance Plan-997---
125 Plan-999---
20033996$18,122,243$2,621,867$2,632iApproximate average salary by contribution assumption: employee only about $65,810 at 4% or $43,873 at 6%; with 50% employer match about $43,873 at 4% or $29,249 at 6%; with 100% employer match about $32,905 at 4% or $21,937 at 6%.
TRI-STATE 401K PLAN AND TRUST-676$18,122,243$2,621,867$3,879iApproximate average salary by contribution assumption: employee only about $96,963 at 4% or $64,642 at 6%; with 50% employer match about $64,642 at 4% or $43,094 at 6%; with 100% employer match about $48,481 at 4% or $32,321 at 6%.
125 Plan-995---
Tristate Group Insurance Plan-996---
200231,001$13,078,998$2,803,976$2,801iApproximate average salary by contribution assumption: employee only about $70,029 at 4% or $46,686 at 6%; with 50% employer match about $46,686 at 4% or $31,124 at 6%; with 100% employer match about $35,015 at 4% or $23,343 at 6%.
TRI-STATE 401K PLAN AND TRUST-678$13,078,998$2,803,976$4,136iApproximate average salary by contribution assumption: employee only about $103,391 at 4% or $68,928 at 6%; with 50% employer match about $68,928 at 4% or $45,952 at 6%; with 100% employer match about $51,696 at 4% or $34,464 at 6%.
Tristate Group Insurance Plan-1,001---
125 Plan-680---
200131,060$12,776,761$2,706,122$2,553iApproximate average salary by contribution assumption: employee only about $63,824 at 4% or $42,549 at 6%; with 50% employer match about $42,549 at 4% or $28,366 at 6%; with 100% employer match about $31,912 at 4% or $21,275 at 6%.
TRI-STATE 401K PLAN AND TRUST-653$12,776,761$2,706,122$4,144iApproximate average salary by contribution assumption: employee only about $103,603 at 4% or $69,069 at 6%; with 50% employer match about $69,069 at 4% or $46,046 at 6%; with 100% employer match about $51,802 at 4% or $34,534 at 6%.
Tristate Group Insurance Plan-985---
125 Plan-1,060---
20002943$11,951,393$1,998,122$2,119iApproximate average salary by contribution assumption: employee only about $52,972 at 4% or $35,315 at 6%; with 50% employer match about $35,315 at 4% or $23,543 at 6%; with 100% employer match about $26,486 at 4% or $17,657 at 6%.
TRI-STATE 401K PLAN AND TRUST-623$11,951,393$1,998,122$3,207iApproximate average salary by contribution assumption: employee only about $80,181 at 4% or $53,454 at 6%; with 50% employer match about $53,454 at 4% or $35,636 at 6%; with 100% employer match about $40,091 at 4% or $26,727 at 6%.
Tristate Group Insurance Plan-943---
19992769$0$0-
Tristate Group Insurance Plan-769---
Tristate Group Insurance Plan-769---