Civic Intelligence

SUMMIT MATERIALS

Plan context: Summit Materials 401(K) Retirement Plan

EIN 26-4138486 • Denver, CO • 28 filings • 5 plans

1550 Wynkoop Street, 3rd FloorDenver, CO 80202
Current Snapshot

Latest Year

2024

2024 Participants

6,565

2024 Assets

$468,876,862

2024 Contributions

$38,160,315

Historical Graphs

Total Assets Over Time

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

$468,876,862$234,438,431$0201020182024YearValue
$468,876,862Latest year 2024

Participants Over Time

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

6,5653,2830201020182024YearValue
6,565Latest year 2024

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
202426,565$468,876,862$38,160,315$5,813iApproximate average salary by contribution assumption: employee only about $145,317 at 4% or $96,878 at 6%; with 50% employer match about $96,878 at 4% or $64,585 at 6%; with 100% employer match about $72,659 at 4% or $48,439 at 6%.
Summit Materials 401(K) Retirement Plan-6,565$468,876,862$38,160,315$5,813iApproximate average salary by contribution assumption: employee only about $145,317 at 4% or $96,878 at 6%; with 50% employer match about $96,878 at 4% or $64,585 at 6%; with 100% employer match about $72,659 at 4% or $48,439 at 6%.
Summit Materials LLC. Health and Welfare Plan-4,736---
202325,265$302,090,656$35,641,998$6,770iApproximate average salary by contribution assumption: employee only about $169,240 at 4% or $112,827 at 6%; with 50% employer match about $112,827 at 4% or $75,218 at 6%; with 100% employer match about $84,620 at 4% or $56,413 at 6%.
Summit Materials 401(K) Retirement Plan-5,265$302,090,656$35,641,998$6,770iApproximate average salary by contribution assumption: employee only about $169,240 at 4% or $112,827 at 6%; with 50% employer match about $112,827 at 4% or $75,218 at 6%; with 100% employer match about $84,620 at 4% or $56,413 at 6%.
Summit Materials LLC. Health and Welfare Plan-5,104---
202224,826$255,155,328$33,400,856$6,921iApproximate average salary by contribution assumption: employee only about $173,026 at 4% or $115,350 at 6%; with 50% employer match about $115,350 at 4% or $76,900 at 6%; with 100% employer match about $86,513 at 4% or $57,675 at 6%.
Summit Materials 401(K) Retirement Plan-4,622$255,155,328$33,400,856$7,226iApproximate average salary by contribution assumption: employee only about $180,662 at 4% or $120,442 at 6%; with 50% employer match about $120,442 at 4% or $80,294 at 6%; with 100% employer match about $90,331 at 4% or $60,221 at 6%.
Summit Materials LLC. Health and Welfare Plan-4,826---
202126,144$323,676,697$33,269,102$5,415iApproximate average salary by contribution assumption: employee only about $135,372 at 4% or $90,248 at 6%; with 50% employer match about $90,248 at 4% or $60,165 at 6%; with 100% employer match about $67,686 at 4% or $45,124 at 6%.
Summit Materials 401(K) Retirement Plan-6,144$323,676,697$33,269,102$5,415iApproximate average salary by contribution assumption: employee only about $135,372 at 4% or $90,248 at 6%; with 50% employer match about $90,248 at 4% or $60,165 at 6%; with 100% employer match about $67,686 at 4% or $45,124 at 6%.
Summit Materials LLC. Health and Welfare Plan-5,278---
202025,597$287,501,014$29,348,283$5,244iApproximate average salary by contribution assumption: employee only about $131,089 at 4% or $87,393 at 6%; with 50% employer match about $87,393 at 4% or $58,262 at 6%; with 100% employer match about $65,545 at 4% or $43,696 at 6%.
Summit Materials 401(K) Retirement Plan-5,578$287,501,014$29,348,283$5,261iApproximate average salary by contribution assumption: employee only about $131,536 at 4% or $87,691 at 6%; with 50% employer match about $87,691 at 4% or $58,460 at 6%; with 100% employer match about $65,768 at 4% or $43,845 at 6%.
Summit Materials LLC. Health and Welfare Plan-5,597---
201925,543$253,106,036$27,171,752$4,902iApproximate average salary by contribution assumption: employee only about $122,550 at 4% or $81,700 at 6%; with 50% employer match about $81,700 at 4% or $54,467 at 6%; with 100% employer match about $61,275 at 4% or $40,850 at 6%.
Summit Materials 401(K) Retirement Plan-5,543$253,106,036$27,171,752$4,902iApproximate average salary by contribution assumption: employee only about $122,550 at 4% or $81,700 at 6%; with 50% employer match about $81,700 at 4% or $54,467 at 6%; with 100% employer match about $61,275 at 4% or $40,850 at 6%.
Summit Materials LLC. Health and Welfare Plan-5,306---
201825,504$202,900,873$27,132,939$4,930iApproximate average salary by contribution assumption: employee only about $123,242 at 4% or $82,161 at 6%; with 50% employer match about $82,161 at 4% or $54,774 at 6%; with 100% employer match about $61,621 at 4% or $41,081 at 6%.
Summit Materials 401(K) Retirement Plan-5,504$202,900,873$27,132,939$4,930iApproximate average salary by contribution assumption: employee only about $123,242 at 4% or $82,161 at 6%; with 50% employer match about $82,161 at 4% or $54,774 at 6%; with 100% employer match about $61,621 at 4% or $41,081 at 6%.
Summit Materials LLC. Health and Welfare Plan-5,474---
201725,080$192,239,031$22,445,523$4,418iApproximate average salary by contribution assumption: employee only about $110,460 at 4% or $73,640 at 6%; with 50% employer match about $73,640 at 4% or $49,093 at 6%; with 100% employer match about $55,230 at 4% or $36,820 at 6%.
Summit Materials 401(K) Retirement Plan-5,080$192,239,031$22,445,523$4,418iApproximate average salary by contribution assumption: employee only about $110,460 at 4% or $73,640 at 6%; with 50% employer match about $73,640 at 4% or $49,093 at 6%; with 100% employer match about $55,230 at 4% or $36,820 at 6%.
Summit Materials LLC. Health and Welfare Plan-5,014---
201613,013$0$0-
Summit Materials LLC. Health and Welfare Plan-3,013---
201520$0$0-
Summit Materials LLC. Health and Welfare Plan-----
SUMMIT MATERIALS LLC RETIREMENT PLAN-0---
20142141$3,180,124$1,077,862$7,644iApproximate average salary by contribution assumption: employee only about $191,110 at 4% or $127,407 at 6%; with 50% employer match about $127,407 at 4% or $84,938 at 6%; with 100% employer match about $95,555 at 4% or $63,703 at 6%.
SUMMIT MATERIALS LLC RETIREMENT PLAN-141$3,180,124$1,077,862$7,644iApproximate average salary by contribution assumption: employee only about $191,110 at 4% or $127,407 at 6%; with 50% employer match about $127,407 at 4% or $84,938 at 6%; with 100% employer match about $95,555 at 4% or $63,703 at 6%.
Summit Materials LLC. Health and Welfare Plan-----
201322,523$2,114,458$761,103$302iApproximate average salary by contribution assumption: employee only about $7,542 at 4% or $5,028 at 6%; with 50% employer match about $5,028 at 4% or $3,352 at 6%; with 100% employer match about $3,771 at 4% or $2,514 at 6%.
SUMMIT MATERIALS LLC RETIREMENT PLAN-95$2,114,458$761,103$8,012iApproximate average salary by contribution assumption: employee only about $200,290 at 4% or $133,527 at 6%; with 50% employer match about $133,527 at 4% or $89,018 at 6%; with 100% employer match about $100,145 at 4% or $66,763 at 6%.
Summit Materials LLC. Health and Welfare Plan-2,523---
201222,580$1,284,525$599,285$232iApproximate average salary by contribution assumption: employee only about $5,807 at 4% or $3,871 at 6%; with 50% employer match about $3,871 at 4% or $2,581 at 6%; with 100% employer match about $2,904 at 4% or $1,936 at 6%.
SUMMIT MATERIALS LLC RETIREMENT PLAN-59$1,284,525$599,285$10,157iApproximate average salary by contribution assumption: employee only about $253,934 at 4% or $169,290 at 6%; with 50% employer match about $169,290 at 4% or $112,860 at 6%; with 100% employer match about $126,967 at 4% or $84,645 at 6%.
Summit Materials LLC. Health and Welfare Plan-2,580---
201122,260$573,709$513,620$227iApproximate average salary by contribution assumption: employee only about $5,682 at 4% or $3,788 at 6%; with 50% employer match about $3,788 at 4% or $2,525 at 6%; with 100% employer match about $2,841 at 4% or $1,894 at 6%.
SUMMIT MATERIALS LLC RETIREMENT PLAN-34$573,709$513,620$15,106iApproximate average salary by contribution assumption: employee only about $377,662 at 4% or $251,775 at 6%; with 50% employer match about $251,775 at 4% or $167,850 at 6%; with 100% employer match about $188,831 at 4% or $125,887 at 6%.
Summit Materials LLC. Health and Welfare Plan-2,260---
2010120$87,818$86,916$4,346iApproximate average salary by contribution assumption: employee only about $108,645 at 4% or $72,430 at 6%; with 50% employer match about $72,430 at 4% or $48,287 at 6%; with 100% employer match about $54,323 at 4% or $36,215 at 6%.
SUMMIT MATERIALS LLC RETIREMENT PLAN-20$87,818$86,916$4,346iApproximate average salary by contribution assumption: employee only about $108,645 at 4% or $72,430 at 6%; with 50% employer match about $72,430 at 4% or $48,287 at 6%; with 100% employer match about $54,323 at 4% or $36,215 at 6%.