Civic Intelligence

Don Nikolai Construction & Supply Inc.

Plan context: Don Nikolai Construction Retirement Savings Plan

EIN 39-1104628 • Marshfield, WI • 27 filings • 1 plans

8867 East 29th StreetMarshfield, WI 54449
Current Snapshot

Latest Year

2025

2025 Participants

14

2025 Assets

$1,530,055

2025 Contributions

$137,510

Historical Graphs

Total Assets Over Time

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

$2,058,725$1,029,363$0199920122025YearValue
$1,530,055Latest year 2025

Participants Over Time

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

27140199920122025YearValue
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$1,530,055$137,510$9,822iApproximate average salary by contribution assumption: employee only about $245,554 at 4% or $163,702 at 6%; with 50% employer match about $163,702 at 4% or $109,135 at 6%; with 100% employer match about $122,777 at 4% or $81,851 at 6%.
Don Nikolai Construction Retirement Savings Plan-14$1,530,055$137,510$9,822iApproximate average salary by contribution assumption: employee only about $245,554 at 4% or $163,702 at 6%; with 50% employer match about $163,702 at 4% or $109,135 at 6%; with 100% employer match about $122,777 at 4% or $81,851 at 6%.
2024113$1,424,316$130,493$10,038iApproximate average salary by contribution assumption: employee only about $250,948 at 4% or $167,299 at 6%; with 50% employer match about $167,299 at 4% or $111,532 at 6%; with 100% employer match about $125,474 at 4% or $83,649 at 6%.
Don Nikolai Construction Retirement Savings Plan-13$1,424,316$130,493$10,038iApproximate average salary by contribution assumption: employee only about $250,948 at 4% or $167,299 at 6%; with 50% employer match about $167,299 at 4% or $111,532 at 6%; with 100% employer match about $125,474 at 4% or $83,649 at 6%.
2023116$1,147,507$91,053$5,691iApproximate average salary by contribution assumption: employee only about $142,270 at 4% or $94,847 at 6%; with 50% employer match about $94,847 at 4% or $63,231 at 6%; with 100% employer match about $71,135 at 4% or $47,423 at 6%.
Don Nikolai Construction Retirement Savings Plan-16$1,147,507$91,053$5,691iApproximate average salary by contribution assumption: employee only about $142,270 at 4% or $94,847 at 6%; with 50% employer match about $94,847 at 4% or $63,231 at 6%; with 100% employer match about $71,135 at 4% or $47,423 at 6%.
2022121$917,376$84,581$4,028iApproximate average salary by contribution assumption: employee only about $100,692 at 4% or $67,128 at 6%; with 50% employer match about $67,128 at 4% or $44,752 at 6%; with 100% employer match about $50,346 at 4% or $33,564 at 6%.
Don Nikolai Construction Retirement Savings Plan-21$917,376$84,581$4,028iApproximate average salary by contribution assumption: employee only about $100,692 at 4% or $67,128 at 6%; with 50% employer match about $67,128 at 4% or $44,752 at 6%; with 100% employer match about $50,346 at 4% or $33,564 at 6%.
2021118$2,058,725$145,962$8,109iApproximate average salary by contribution assumption: employee only about $202,725 at 4% or $135,150 at 6%; with 50% employer match about $135,150 at 4% or $90,100 at 6%; with 100% employer match about $101,363 at 4% or $67,575 at 6%.
Don Nikolai Construction Retirement Savings Plan-18$2,058,725$145,962$8,109iApproximate average salary by contribution assumption: employee only about $202,725 at 4% or $135,150 at 6%; with 50% employer match about $135,150 at 4% or $90,100 at 6%; with 100% employer match about $101,363 at 4% or $67,575 at 6%.
2020117$1,944,655$72,449$4,262iApproximate average salary by contribution assumption: employee only about $106,543 at 4% or $71,028 at 6%; with 50% employer match about $71,028 at 4% or $47,352 at 6%; with 100% employer match about $53,271 at 4% or $35,514 at 6%.
Don Nikolai Construction Retirement Savings Plan-17$1,944,655$72,449$4,262iApproximate average salary by contribution assumption: employee only about $106,543 at 4% or $71,028 at 6%; with 50% employer match about $71,028 at 4% or $47,352 at 6%; with 100% employer match about $53,271 at 4% or $35,514 at 6%.
2019117$1,612,421$82,230$4,837iApproximate average salary by contribution assumption: employee only about $120,926 at 4% or $80,618 at 6%; with 50% employer match about $80,618 at 4% or $53,745 at 6%; with 100% employer match about $60,463 at 4% or $40,309 at 6%.
Don Nikolai Construction Retirement Savings Plan-17$1,612,421$82,230$4,837iApproximate average salary by contribution assumption: employee only about $120,926 at 4% or $80,618 at 6%; with 50% employer match about $80,618 at 4% or $53,745 at 6%; with 100% employer match about $60,463 at 4% or $40,309 at 6%.
2018116$1,288,300$79,505$4,969iApproximate average salary by contribution assumption: employee only about $124,227 at 4% or $82,818 at 6%; with 50% employer match about $82,818 at 4% or $55,212 at 6%; with 100% employer match about $62,113 at 4% or $41,409 at 6%.
Don Nikolai Construction Retirement Savings Plan-16$1,288,300$79,505$4,969iApproximate average salary by contribution assumption: employee only about $124,227 at 4% or $82,818 at 6%; with 50% employer match about $82,818 at 4% or $55,212 at 6%; with 100% employer match about $62,113 at 4% or $41,409 at 6%.
2017117$1,388,199$64,743$3,808iApproximate average salary by contribution assumption: employee only about $95,210 at 4% or $63,474 at 6%; with 50% employer match about $63,474 at 4% or $42,316 at 6%; with 100% employer match about $47,605 at 4% or $31,737 at 6%.
Don Nikolai Construction Retirement Savings Plan-17$1,388,199$64,743$3,808iApproximate average salary by contribution assumption: employee only about $95,210 at 4% or $63,474 at 6%; with 50% employer match about $63,474 at 4% or $42,316 at 6%; with 100% employer match about $47,605 at 4% or $31,737 at 6%.
2016116$1,107,559$56,391$3,524iApproximate average salary by contribution assumption: employee only about $88,111 at 4% or $58,741 at 6%; with 50% employer match about $58,741 at 4% or $39,160 at 6%; with 100% employer match about $44,055 at 4% or $29,370 at 6%.
Don Nikolai Construction Retirement Savings Plan-16$1,107,559$56,391$3,524iApproximate average salary by contribution assumption: employee only about $88,111 at 4% or $58,741 at 6%; with 50% employer match about $58,741 at 4% or $39,160 at 6%; with 100% employer match about $44,055 at 4% or $29,370 at 6%.
2015116$974,173$70,563$4,410iApproximate average salary by contribution assumption: employee only about $110,255 at 4% or $73,503 at 6%; with 50% employer match about $73,503 at 4% or $49,002 at 6%; with 100% employer match about $55,127 at 4% or $36,752 at 6%.
Don Nikolai Construction Retirement Savings Plan-16$974,173$70,563$4,410iApproximate average salary by contribution assumption: employee only about $110,255 at 4% or $73,503 at 6%; with 50% employer match about $73,503 at 4% or $49,002 at 6%; with 100% employer match about $55,127 at 4% or $36,752 at 6%.
2014115$1,302,444$67,282$4,485iApproximate average salary by contribution assumption: employee only about $112,137 at 4% or $74,758 at 6%; with 50% employer match about $74,758 at 4% or $49,839 at 6%; with 100% employer match about $56,068 at 4% or $37,379 at 6%.
Don Nikolai Construction Retirement Savings Plan-15$1,302,444$67,282$4,485iApproximate average salary by contribution assumption: employee only about $112,137 at 4% or $74,758 at 6%; with 50% employer match about $74,758 at 4% or $49,839 at 6%; with 100% employer match about $56,068 at 4% or $37,379 at 6%.
2013117$1,464,733$71,527$4,207iApproximate average salary by contribution assumption: employee only about $105,187 at 4% or $70,125 at 6%; with 50% employer match about $70,125 at 4% or $46,750 at 6%; with 100% employer match about $52,593 at 4% or $35,062 at 6%.
Don Nikolai Construction Retirement Savings Plan-17$1,464,733$71,527$4,207iApproximate average salary by contribution assumption: employee only about $105,187 at 4% or $70,125 at 6%; with 50% employer match about $70,125 at 4% or $46,750 at 6%; with 100% employer match about $52,593 at 4% or $35,062 at 6%.
2012117$1,201,549$59,633$3,508iApproximate average salary by contribution assumption: employee only about $87,696 at 4% or $58,464 at 6%; with 50% employer match about $58,464 at 4% or $38,976 at 6%; with 100% employer match about $43,848 at 4% or $29,232 at 6%.
Don Nikolai Construction Retirement Savings Plan-17$1,201,549$59,633$3,508iApproximate average salary by contribution assumption: employee only about $87,696 at 4% or $58,464 at 6%; with 50% employer match about $58,464 at 4% or $38,976 at 6%; with 100% employer match about $43,848 at 4% or $29,232 at 6%.
2011119$1,265,629$67,765$3,567iApproximate average salary by contribution assumption: employee only about $89,164 at 4% or $59,443 at 6%; with 50% employer match about $59,443 at 4% or $39,629 at 6%; with 100% employer match about $44,582 at 4% or $29,721 at 6%.
Don Nikolai Construction Retirement Savings Plan-19$1,265,629$67,765$3,567iApproximate average salary by contribution assumption: employee only about $89,164 at 4% or $59,443 at 6%; with 50% employer match about $59,443 at 4% or $39,629 at 6%; with 100% employer match about $44,582 at 4% or $29,721 at 6%.
2010116$1,223,907$67,045$4,190iApproximate average salary by contribution assumption: employee only about $104,758 at 4% or $69,839 at 6%; with 50% employer match about $69,839 at 4% or $46,559 at 6%; with 100% employer match about $52,379 at 4% or $34,919 at 6%.
Don Nikolai Construction Retirement Savings Plan-16$1,223,907$67,045$4,190iApproximate average salary by contribution assumption: employee only about $104,758 at 4% or $69,839 at 6%; with 50% employer match about $69,839 at 4% or $46,559 at 6%; with 100% employer match about $52,379 at 4% or $34,919 at 6%.
2009117$1,048,554$74,361$4,374iApproximate average salary by contribution assumption: employee only about $109,354 at 4% or $72,903 at 6%; with 50% employer match about $72,903 at 4% or $48,602 at 6%; with 100% employer match about $54,677 at 4% or $36,451 at 6%.
Don Nikolai Construction Retirement Savings Plan-17$1,048,554$74,361$4,374iApproximate average salary by contribution assumption: employee only about $109,354 at 4% or $72,903 at 6%; with 50% employer match about $72,903 at 4% or $48,602 at 6%; with 100% employer match about $54,677 at 4% or $36,451 at 6%.
2008126$778,135$82,637$3,178iApproximate average salary by contribution assumption: employee only about $79,459 at 4% or $52,972 at 6%; with 50% employer match about $52,972 at 4% or $35,315 at 6%; with 100% employer match about $39,729 at 4% or $26,486 at 6%.
Don Nikolai Construction Retirement Savings Plan-26$778,135$82,637$3,178iApproximate average salary by contribution assumption: employee only about $79,459 at 4% or $52,972 at 6%; with 50% employer match about $52,972 at 4% or $35,315 at 6%; with 100% employer match about $39,729 at 4% or $26,486 at 6%.
2007126$1,059,340$76,674$2,949iApproximate average salary by contribution assumption: employee only about $73,725 at 4% or $49,150 at 6%; with 50% employer match about $49,150 at 4% or $32,767 at 6%; with 100% employer match about $36,863 at 4% or $24,575 at 6%.
Don Nikolai Construction Retirement Savings Plan-26$1,059,340$76,674$2,949iApproximate average salary by contribution assumption: employee only about $73,725 at 4% or $49,150 at 6%; with 50% employer match about $49,150 at 4% or $32,767 at 6%; with 100% employer match about $36,863 at 4% or $24,575 at 6%.
2006125$924,389$63,047$2,522iApproximate average salary by contribution assumption: employee only about $63,047 at 4% or $42,031 at 6%; with 50% employer match about $42,031 at 4% or $28,021 at 6%; with 100% employer match about $31,524 at 4% or $21,016 at 6%.
Don Nikolai Construction Retirement Savings Plan-25$924,389$63,047$2,522iApproximate average salary by contribution assumption: employee only about $63,047 at 4% or $42,031 at 6%; with 50% employer match about $42,031 at 4% or $28,021 at 6%; with 100% employer match about $31,524 at 4% or $21,016 at 6%.
2005127$758,758$67,118$2,486iApproximate average salary by contribution assumption: employee only about $62,146 at 4% or $41,431 at 6%; with 50% employer match about $41,431 at 4% or $27,621 at 6%; with 100% employer match about $31,073 at 4% or $20,715 at 6%.
Don Nikolai Construction Retirement Savings Plan-27$758,758$67,118$2,486iApproximate average salary by contribution assumption: employee only about $62,146 at 4% or $41,431 at 6%; with 50% employer match about $41,431 at 4% or $27,621 at 6%; with 100% employer match about $31,073 at 4% or $20,715 at 6%.
2004125$643,540$60,759$2,430iApproximate average salary by contribution assumption: employee only about $60,759 at 4% or $40,506 at 6%; with 50% employer match about $40,506 at 4% or $27,004 at 6%; with 100% employer match about $30,380 at 4% or $20,253 at 6%.
Don Nikolai Construction Retirement Savings Plan-25$643,540$60,759$2,430iApproximate average salary by contribution assumption: employee only about $60,759 at 4% or $40,506 at 6%; with 50% employer match about $40,506 at 4% or $27,004 at 6%; with 100% employer match about $30,380 at 4% or $20,253 at 6%.
2003125$532,153$55,283$2,211iApproximate average salary by contribution assumption: employee only about $55,283 at 4% or $36,855 at 6%; with 50% employer match about $36,855 at 4% or $24,570 at 6%; with 100% employer match about $27,642 at 4% or $18,428 at 6%.
Don Nikolai Construction Retirement Savings Plan-25$532,153$55,283$2,211iApproximate average salary by contribution assumption: employee only about $55,283 at 4% or $36,855 at 6%; with 50% employer match about $36,855 at 4% or $24,570 at 6%; with 100% employer match about $27,642 at 4% or $18,428 at 6%.
2002127$374,154$49,851$1,846iApproximate average salary by contribution assumption: employee only about $46,158 at 4% or $30,772 at 6%; with 50% employer match about $30,772 at 4% or $20,515 at 6%; with 100% employer match about $23,079 at 4% or $15,386 at 6%.
Don Nikolai Construction Retirement Savings Plan-27$374,154$49,851$1,846iApproximate average salary by contribution assumption: employee only about $46,158 at 4% or $30,772 at 6%; with 50% employer match about $30,772 at 4% or $20,515 at 6%; with 100% employer match about $23,079 at 4% or $15,386 at 6%.
2001118$404,478$47,925$2,663iApproximate average salary by contribution assumption: employee only about $66,563 at 4% or $44,375 at 6%; with 50% employer match about $44,375 at 4% or $29,583 at 6%; with 100% employer match about $33,281 at 4% or $22,188 at 6%.
Don Nikolai Construction Retirement Savings Plan-18$404,478$47,925$2,663iApproximate average salary by contribution assumption: employee only about $66,563 at 4% or $44,375 at 6%; with 50% employer match about $44,375 at 4% or $29,583 at 6%; with 100% employer match about $33,281 at 4% or $22,188 at 6%.
2000121$495,884$38,533$1,835iApproximate average salary by contribution assumption: employee only about $45,873 at 4% or $30,582 at 6%; with 50% employer match about $30,582 at 4% or $20,388 at 6%; with 100% employer match about $22,936 at 4% or $15,291 at 6%.
Don Nikolai Construction Retirement Savings Plan-21$495,884$38,533$1,835iApproximate average salary by contribution assumption: employee only about $45,873 at 4% or $30,582 at 6%; with 50% employer match about $30,582 at 4% or $20,388 at 6%; with 100% employer match about $22,936 at 4% or $15,291 at 6%.
1999117$567,345$37,280$2,193iApproximate average salary by contribution assumption: employee only about $54,824 at 4% or $36,549 at 6%; with 50% employer match about $36,549 at 4% or $24,366 at 6%; with 100% employer match about $27,412 at 4% or $18,275 at 6%.
Don Nikolai Construction Retirement Savings Plan-17$567,345$37,280$2,193iApproximate average salary by contribution assumption: employee only about $54,824 at 4% or $36,549 at 6%; with 50% employer match about $36,549 at 4% or $24,366 at 6%; with 100% employer match about $27,412 at 4% or $18,275 at 6%.