Civic Intelligence

Stumpf Construction Services Inc

Plan context: Stumpf Construction 401(K) Plan

EIN 26-1634773 • Riverside, IA • 13 filings • 1 plans

2975 Highway 22 PO Box 130Riverside, IA 52327-9659
Current Snapshot

Latest Year

2025

2025 Participants

14

2025 Assets

$2,608,111

2025 Contributions

$158,442

Historical Graphs

Total Assets Over Time

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

$2,608,111$1,304,056$0201320192025YearValue
$2,608,111Latest year 2025

Participants Over Time

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

1680201320192025YearValue
14Latest 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
2025114$2,608,111$158,442$11,317iApproximate average salary by contribution assumption: employee only about $282,932 at 4% or $188,621 at 6%; with 50% employer match about $188,621 at 4% or $125,748 at 6%; with 100% employer match about $141,466 at 4% or $94,311 at 6%.
Stumpf Construction 401(K) Plan-14$2,608,111$158,442$11,317iApproximate average salary by contribution assumption: employee only about $282,932 at 4% or $188,621 at 6%; with 50% employer match about $188,621 at 4% or $125,748 at 6%; with 100% employer match about $141,466 at 4% or $94,311 at 6%.
2024115$2,245,457$176,052$11,737iApproximate average salary by contribution assumption: employee only about $293,420 at 4% or $195,613 at 6%; with 50% employer match about $195,613 at 4% or $130,409 at 6%; with 100% employer match about $146,710 at 4% or $97,807 at 6%.
Stumpf Construction 401(K) Plan-15$2,245,457$176,052$11,737iApproximate average salary by contribution assumption: employee only about $293,420 at 4% or $195,613 at 6%; with 50% employer match about $195,613 at 4% or $130,409 at 6%; with 100% employer match about $146,710 at 4% or $97,807 at 6%.
2023115$2,371,431$214,934$14,329iApproximate average salary by contribution assumption: employee only about $358,223 at 4% or $238,816 at 6%; with 50% employer match about $238,816 at 4% or $159,210 at 6%; with 100% employer match about $179,112 at 4% or $119,408 at 6%.
Stumpf Construction 401(K) Plan-15$2,371,431$214,934$14,329iApproximate average salary by contribution assumption: employee only about $358,223 at 4% or $238,816 at 6%; with 50% employer match about $238,816 at 4% or $159,210 at 6%; with 100% employer match about $179,112 at 4% or $119,408 at 6%.
2022115$1,843,396$229,453$15,297iApproximate average salary by contribution assumption: employee only about $382,422 at 4% or $254,948 at 6%; with 50% employer match about $254,948 at 4% or $169,965 at 6%; with 100% employer match about $191,211 at 4% or $127,474 at 6%.
Stumpf Construction 401(K) Plan-15$1,843,396$229,453$15,297iApproximate average salary by contribution assumption: employee only about $382,422 at 4% or $254,948 at 6%; with 50% employer match about $254,948 at 4% or $169,965 at 6%; with 100% employer match about $191,211 at 4% or $127,474 at 6%.
2021116$2,136,729$235,239$14,702iApproximate average salary by contribution assumption: employee only about $367,561 at 4% or $245,041 at 6%; with 50% employer match about $245,041 at 4% or $163,360 at 6%; with 100% employer match about $183,780 at 4% or $122,520 at 6%.
Stumpf Construction 401(K) Plan-16$2,136,729$235,239$14,702iApproximate average salary by contribution assumption: employee only about $367,561 at 4% or $245,041 at 6%; with 50% employer match about $245,041 at 4% or $163,360 at 6%; with 100% employer match about $183,780 at 4% or $122,520 at 6%.
2020116$1,776,452$145,254$9,078iApproximate average salary by contribution assumption: employee only about $226,959 at 4% or $151,306 at 6%; with 50% employer match about $151,306 at 4% or $100,871 at 6%; with 100% employer match about $113,480 at 4% or $75,653 at 6%.
Stumpf Construction 401(K) Plan-16$1,776,452$145,254$9,078iApproximate average salary by contribution assumption: employee only about $226,959 at 4% or $151,306 at 6%; with 50% employer match about $151,306 at 4% or $100,871 at 6%; with 100% employer match about $113,480 at 4% or $75,653 at 6%.
2019114$1,417,041$315,300$22,521iApproximate average salary by contribution assumption: employee only about $563,036 at 4% or $375,357 at 6%; with 50% employer match about $375,357 at 4% or $250,238 at 6%; with 100% employer match about $281,518 at 4% or $187,679 at 6%.
Stumpf Construction 401(K) Plan-14$1,417,041$315,300$22,521iApproximate average salary by contribution assumption: employee only about $563,036 at 4% or $375,357 at 6%; with 50% employer match about $375,357 at 4% or $250,238 at 6%; with 100% employer match about $281,518 at 4% or $187,679 at 6%.
2018113$1,012,070$216,149$16,627iApproximate average salary by contribution assumption: employee only about $415,671 at 4% or $277,114 at 6%; with 50% employer match about $277,114 at 4% or $184,743 at 6%; with 100% employer match about $207,836 at 4% or $138,557 at 6%.
Stumpf Construction 401(K) Plan-13$1,012,070$216,149$16,627iApproximate average salary by contribution assumption: employee only about $415,671 at 4% or $277,114 at 6%; with 50% employer match about $277,114 at 4% or $184,743 at 6%; with 100% employer match about $207,836 at 4% or $138,557 at 6%.
2017113$884,245$202,634$15,587iApproximate average salary by contribution assumption: employee only about $389,681 at 4% or $259,787 at 6%; with 50% employer match about $259,787 at 4% or $173,191 at 6%; with 100% employer match about $194,840 at 4% or $129,894 at 6%.
Stumpf Construction 401(K) Plan-13$884,245$202,634$15,587iApproximate average salary by contribution assumption: employee only about $389,681 at 4% or $259,787 at 6%; with 50% employer match about $259,787 at 4% or $173,191 at 6%; with 100% employer match about $194,840 at 4% or $129,894 at 6%.
2016111$572,726$170,502$15,500iApproximate average salary by contribution assumption: employee only about $387,505 at 4% or $258,336 at 6%; with 50% employer match about $258,336 at 4% or $172,224 at 6%; with 100% employer match about $193,752 at 4% or $129,168 at 6%.
Stumpf Construction 401(K) Plan-11$572,726$170,502$15,500iApproximate average salary by contribution assumption: employee only about $387,505 at 4% or $258,336 at 6%; with 50% employer match about $258,336 at 4% or $172,224 at 6%; with 100% employer match about $193,752 at 4% or $129,168 at 6%.
2015111$369,060$167,822$15,257iApproximate average salary by contribution assumption: employee only about $381,414 at 4% or $254,276 at 6%; with 50% employer match about $254,276 at 4% or $169,517 at 6%; with 100% employer match about $190,707 at 4% or $127,138 at 6%.
Stumpf Construction 401(K) Plan-11$369,060$167,822$15,257iApproximate average salary by contribution assumption: employee only about $381,414 at 4% or $254,276 at 6%; with 50% employer match about $254,276 at 4% or $169,517 at 6%; with 100% employer match about $190,707 at 4% or $127,138 at 6%.
2014111$207,285$131,028$11,912iApproximate average salary by contribution assumption: employee only about $297,791 at 4% or $198,527 at 6%; with 50% employer match about $198,527 at 4% or $132,352 at 6%; with 100% employer match about $148,895 at 4% or $99,264 at 6%.
Stumpf Construction 401(K) Plan-11$207,285$131,028$11,912iApproximate average salary by contribution assumption: employee only about $297,791 at 4% or $198,527 at 6%; with 50% employer match about $198,527 at 4% or $132,352 at 6%; with 100% employer match about $148,895 at 4% or $99,264 at 6%.
2013111$71,585$69,075$6,280iApproximate average salary by contribution assumption: employee only about $156,989 at 4% or $104,659 at 6%; with 50% employer match about $104,659 at 4% or $69,773 at 6%; with 100% employer match about $78,494 at 4% or $52,330 at 6%.
Stumpf Construction 401(K) Plan-11$71,585$69,075$6,280iApproximate average salary by contribution assumption: employee only about $156,989 at 4% or $104,659 at 6%; with 50% employer match about $104,659 at 4% or $69,773 at 6%; with 100% employer match about $78,494 at 4% or $52,330 at 6%.