Civic Intelligence

Mad Muffler Inc.

Plan context: Car-X Profit Sharing Plan

EIN 39-1192007 • Madison, WI • 27 filings • 4 plans

5633 Odana RoadMadison, WI 53719
Current Snapshot

Latest Year

2025

2025 Participants

29

2025 Assets

$2,565,222

2025 Contributions

$69,313

Historical Graphs

Total Assets Over Time

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

$3,535,821$1,767,911$0199920132025YearValue
$2,565,222Latest year 2025

Participants Over Time

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

68340199920132025YearValue
29Latest 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
2025129$2,565,222$69,313$2,390iApproximate average salary by contribution assumption: employee only about $59,753 at 4% or $39,835 at 6%; with 50% employer match about $39,835 at 4% or $26,557 at 6%; with 100% employer match about $29,876 at 4% or $19,918 at 6%.
Car-X Profit Sharing Plan-29$2,565,222$69,313$2,390iApproximate average salary by contribution assumption: employee only about $59,753 at 4% or $39,835 at 6%; with 50% employer match about $39,835 at 4% or $26,557 at 6%; with 100% employer match about $29,876 at 4% or $19,918 at 6%.
2024130$2,422,942$73,567$2,452iApproximate average salary by contribution assumption: employee only about $61,306 at 4% or $40,871 at 6%; with 50% employer match about $40,871 at 4% or $27,247 at 6%; with 100% employer match about $30,653 at 4% or $20,435 at 6%.
Car-X Profit Sharing Plan-30$2,422,942$73,567$2,452iApproximate average salary by contribution assumption: employee only about $61,306 at 4% or $40,871 at 6%; with 50% employer match about $40,871 at 4% or $27,247 at 6%; with 100% employer match about $30,653 at 4% or $20,435 at 6%.
2023127$2,209,084$73,120$2,708iApproximate average salary by contribution assumption: employee only about $67,704 at 4% or $45,136 at 6%; with 50% employer match about $45,136 at 4% or $30,091 at 6%; with 100% employer match about $33,852 at 4% or $22,568 at 6%.
Car-X Profit Sharing Plan-27$2,209,084$73,120$2,708iApproximate average salary by contribution assumption: employee only about $67,704 at 4% or $45,136 at 6%; with 50% employer match about $45,136 at 4% or $30,091 at 6%; with 100% employer match about $33,852 at 4% or $22,568 at 6%.
2022130$2,499,469$75,875$2,529iApproximate average salary by contribution assumption: employee only about $63,229 at 4% or $42,153 at 6%; with 50% employer match about $42,153 at 4% or $28,102 at 6%; with 100% employer match about $31,615 at 4% or $21,076 at 6%.
Car-X Profit Sharing Plan-30$2,499,469$75,875$2,529iApproximate average salary by contribution assumption: employee only about $63,229 at 4% or $42,153 at 6%; with 50% employer match about $42,153 at 4% or $28,102 at 6%; with 100% employer match about $31,615 at 4% or $21,076 at 6%.
2021131$3,387,638$70,321$2,268iApproximate average salary by contribution assumption: employee only about $56,710 at 4% or $37,807 at 6%; with 50% employer match about $37,807 at 4% or $25,205 at 6%; with 100% employer match about $28,355 at 4% or $18,903 at 6%.
Car-X Profit Sharing Plan-31$3,387,638$70,321$2,268iApproximate average salary by contribution assumption: employee only about $56,710 at 4% or $37,807 at 6%; with 50% employer match about $37,807 at 4% or $25,205 at 6%; with 100% employer match about $28,355 at 4% or $18,903 at 6%.
2020134$3,535,821$69,622$2,048iApproximate average salary by contribution assumption: employee only about $51,193 at 4% or $34,128 at 6%; with 50% employer match about $34,128 at 4% or $22,752 at 6%; with 100% employer match about $25,596 at 4% or $17,064 at 6%.
Car-X Profit Sharing Plan-34$3,535,821$69,622$2,048iApproximate average salary by contribution assumption: employee only about $51,193 at 4% or $34,128 at 6%; with 50% employer match about $34,128 at 4% or $22,752 at 6%; with 100% employer match about $25,596 at 4% or $17,064 at 6%.
2019135$3,171,949$70,115$2,003iApproximate average salary by contribution assumption: employee only about $50,082 at 4% or $33,388 at 6%; with 50% employer match about $33,388 at 4% or $22,259 at 6%; with 100% employer match about $25,041 at 4% or $16,694 at 6%.
Car-X Profit Sharing Plan-35$3,171,949$70,115$2,003iApproximate average salary by contribution assumption: employee only about $50,082 at 4% or $33,388 at 6%; with 50% employer match about $33,388 at 4% or $22,259 at 6%; with 100% employer match about $25,041 at 4% or $16,694 at 6%.
2018131$2,700,311$60,790$1,961iApproximate average salary by contribution assumption: employee only about $49,024 at 4% or $32,683 at 6%; with 50% employer match about $32,683 at 4% or $21,789 at 6%; with 100% employer match about $24,512 at 4% or $16,341 at 6%.
Car-X Profit Sharing Plan-31$2,700,311$60,790$1,961iApproximate average salary by contribution assumption: employee only about $49,024 at 4% or $32,683 at 6%; with 50% employer match about $32,683 at 4% or $21,789 at 6%; with 100% employer match about $24,512 at 4% or $16,341 at 6%.
2017134$2,879,968$62,435$1,836iApproximate average salary by contribution assumption: employee only about $45,908 at 4% or $30,605 at 6%; with 50% employer match about $30,605 at 4% or $20,404 at 6%; with 100% employer match about $22,954 at 4% or $15,303 at 6%.
Car-X Profit Sharing Plan-34$2,879,968$62,435$1,836iApproximate average salary by contribution assumption: employee only about $45,908 at 4% or $30,605 at 6%; with 50% employer match about $30,605 at 4% or $20,404 at 6%; with 100% employer match about $22,954 at 4% or $15,303 at 6%.
2016132$2,578,198$66,439$2,076iApproximate average salary by contribution assumption: employee only about $51,905 at 4% or $34,604 at 6%; with 50% employer match about $34,604 at 4% or $23,069 at 6%; with 100% employer match about $25,953 at 4% or $17,302 at 6%.
Car-X Profit Sharing Plan-32$2,578,198$66,439$2,076iApproximate average salary by contribution assumption: employee only about $51,905 at 4% or $34,604 at 6%; with 50% employer match about $34,604 at 4% or $23,069 at 6%; with 100% employer match about $25,953 at 4% or $17,302 at 6%.
2015135$2,666,982$70,185$2,005iApproximate average salary by contribution assumption: employee only about $50,132 at 4% or $33,421 at 6%; with 50% employer match about $33,421 at 4% or $22,281 at 6%; with 100% employer match about $25,066 at 4% or $16,711 at 6%.
Car-X Profit Sharing Plan-35$2,666,982$70,185$2,005iApproximate average salary by contribution assumption: employee only about $50,132 at 4% or $33,421 at 6%; with 50% employer match about $33,421 at 4% or $22,281 at 6%; with 100% employer match about $25,066 at 4% or $16,711 at 6%.
2014138$2,640,073$850,023$22,369iApproximate average salary by contribution assumption: employee only about $559,226 at 4% or $372,817 at 6%; with 50% employer match about $372,817 at 4% or $248,545 at 6%; with 100% employer match about $279,613 at 4% or $186,409 at 6%.
Car-X Profit Sharing Plan-38$2,640,073$850,023$22,369iApproximate average salary by contribution assumption: employee only about $559,226 at 4% or $372,817 at 6%; with 50% employer match about $372,817 at 4% or $248,545 at 6%; with 100% employer match about $279,613 at 4% or $186,409 at 6%.
2013140$2,546,620$78,897$1,972iApproximate average salary by contribution assumption: employee only about $49,311 at 4% or $32,874 at 6%; with 50% employer match about $32,874 at 4% or $21,916 at 6%; with 100% employer match about $24,655 at 4% or $16,437 at 6%.
Car-X Profit Sharing Plan-40$2,546,620$78,897$1,972iApproximate average salary by contribution assumption: employee only about $49,311 at 4% or $32,874 at 6%; with 50% employer match about $32,874 at 4% or $21,916 at 6%; with 100% employer match about $24,655 at 4% or $16,437 at 6%.
2012148$2,883,153$96,191$2,004iApproximate average salary by contribution assumption: employee only about $50,099 at 4% or $33,400 at 6%; with 50% employer match about $33,400 at 4% or $22,266 at 6%; with 100% employer match about $25,050 at 4% or $16,700 at 6%.
Car-X Profit Sharing Plan-48$2,883,153$96,191$2,004iApproximate average salary by contribution assumption: employee only about $50,099 at 4% or $33,400 at 6%; with 50% employer match about $33,400 at 4% or $22,266 at 6%; with 100% employer match about $25,050 at 4% or $16,700 at 6%.
2011151$2,598,367$72,684$1,425iApproximate average salary by contribution assumption: employee only about $35,629 at 4% or $23,753 at 6%; with 50% employer match about $23,753 at 4% or $15,835 at 6%; with 100% employer match about $17,815 at 4% or $11,876 at 6%.
Car-X Profit Sharing Plan-51$2,598,367$72,684$1,425iApproximate average salary by contribution assumption: employee only about $35,629 at 4% or $23,753 at 6%; with 50% employer match about $23,753 at 4% or $15,835 at 6%; with 100% employer match about $17,815 at 4% or $11,876 at 6%.
2010167$2,796,357$83,395$1,245iApproximate average salary by contribution assumption: employee only about $31,118 at 4% or $20,745 at 6%; with 50% employer match about $20,745 at 4% or $13,830 at 6%; with 100% employer match about $15,559 at 4% or $10,373 at 6%.
Car-X Profit Sharing Plan-67$2,796,357$83,395$1,245iApproximate average salary by contribution assumption: employee only about $31,118 at 4% or $20,745 at 6%; with 50% employer match about $20,745 at 4% or $13,830 at 6%; with 100% employer match about $15,559 at 4% or $10,373 at 6%.
2009168$2,451,816$117,790$1,732iApproximate average salary by contribution assumption: employee only about $43,305 at 4% or $28,870 at 6%; with 50% employer match about $28,870 at 4% or $19,247 at 6%; with 100% employer match about $21,653 at 4% or $14,435 at 6%.
Car-X Profit Sharing Plan-68$2,451,816$117,790$1,732iApproximate average salary by contribution assumption: employee only about $43,305 at 4% or $28,870 at 6%; with 50% employer match about $28,870 at 4% or $19,247 at 6%; with 100% employer match about $21,653 at 4% or $14,435 at 6%.
2008149$2,065,102$155,975$3,183iApproximate average salary by contribution assumption: employee only about $79,579 at 4% or $53,053 at 6%; with 50% employer match about $53,053 at 4% or $35,368 at 6%; with 100% employer match about $39,790 at 4% or $26,526 at 6%.
Car-X Profit Sharing Plan-49$2,065,102$155,975$3,183iApproximate average salary by contribution assumption: employee only about $79,579 at 4% or $53,053 at 6%; with 50% employer match about $53,053 at 4% or $35,368 at 6%; with 100% employer match about $39,790 at 4% or $26,526 at 6%.
2007143$3,284,877$114,161$2,655iApproximate average salary by contribution assumption: employee only about $66,373 at 4% or $44,248 at 6%; with 50% employer match about $44,248 at 4% or $29,499 at 6%; with 100% employer match about $33,186 at 4% or $22,124 at 6%.
Car-X Profit Sharing Plan-43$3,284,877$114,161$2,655iApproximate average salary by contribution assumption: employee only about $66,373 at 4% or $44,248 at 6%; with 50% employer match about $44,248 at 4% or $29,499 at 6%; with 100% employer match about $33,186 at 4% or $22,124 at 6%.
2006144$3,169,327$189,957$4,317iApproximate average salary by contribution assumption: employee only about $107,930 at 4% or $71,953 at 6%; with 50% employer match about $71,953 at 4% or $47,969 at 6%; with 100% employer match about $53,965 at 4% or $35,977 at 6%.
Car-X Profit Sharing Plan-44$3,169,327$189,957$4,317iApproximate average salary by contribution assumption: employee only about $107,930 at 4% or $71,953 at 6%; with 50% employer match about $71,953 at 4% or $47,969 at 6%; with 100% employer match about $53,965 at 4% or $35,977 at 6%.
2005153$2,924,360$118,643$2,239iApproximate average salary by contribution assumption: employee only about $55,964 at 4% or $37,309 at 6%; with 50% employer match about $37,309 at 4% or $24,873 at 6%; with 100% employer match about $27,982 at 4% or $18,655 at 6%.
Car-X Profit Sharing Plan-53$2,924,360$118,643$2,239iApproximate average salary by contribution assumption: employee only about $55,964 at 4% or $37,309 at 6%; with 50% employer match about $37,309 at 4% or $24,873 at 6%; with 100% employer match about $27,982 at 4% or $18,655 at 6%.
2004140$2,762,949$92,234$2,306iApproximate average salary by contribution assumption: employee only about $57,646 at 4% or $38,431 at 6%; with 50% employer match about $38,431 at 4% or $25,621 at 6%; with 100% employer match about $28,823 at 4% or $19,215 at 6%.
Car-X Profit Sharing Plan-40$2,762,949$92,234$2,306iApproximate average salary by contribution assumption: employee only about $57,646 at 4% or $38,431 at 6%; with 50% employer match about $38,431 at 4% or $25,621 at 6%; with 100% employer match about $28,823 at 4% or $19,215 at 6%.
2003148$3,033,536$106,369$2,216iApproximate average salary by contribution assumption: employee only about $55,401 at 4% or $36,934 at 6%; with 50% employer match about $36,934 at 4% or $24,622 at 6%; with 100% employer match about $27,700 at 4% or $18,467 at 6%.
Car-X Profit Sharing Plan-48$3,033,536$106,369$2,216iApproximate average salary by contribution assumption: employee only about $55,401 at 4% or $36,934 at 6%; with 50% employer match about $36,934 at 4% or $24,622 at 6%; with 100% employer match about $27,700 at 4% or $18,467 at 6%.
2002149$2,552,777$69,239$1,413iApproximate average salary by contribution assumption: employee only about $35,326 at 4% or $23,551 at 6%; with 50% employer match about $23,551 at 4% or $15,700 at 6%; with 100% employer match about $17,663 at 4% or $11,775 at 6%.
Car-X Profit Sharing Plan-49$2,552,777$69,239$1,413iApproximate average salary by contribution assumption: employee only about $35,326 at 4% or $23,551 at 6%; with 50% employer match about $23,551 at 4% or $15,700 at 6%; with 100% employer match about $17,663 at 4% or $11,775 at 6%.
2000251$3,113,707$220,763$4,329iApproximate average salary by contribution assumption: employee only about $108,217 at 4% or $72,145 at 6%; with 50% employer match about $72,145 at 4% or $48,097 at 6%; with 100% employer match about $54,109 at 4% or $36,072 at 6%.
Car-X Profit Sharing Plan-51$3,113,707$220,763$4,329iApproximate average salary by contribution assumption: employee only about $108,217 at 4% or $72,145 at 6%; with 50% employer match about $72,145 at 4% or $48,097 at 6%; with 100% employer match about $54,109 at 4% or $36,072 at 6%.
Car-X Target Benefit Pension Plan-0---
1999147$2,031,985$52,075$1,108iApproximate average salary by contribution assumption: employee only about $27,699 at 4% or $18,466 at 6%; with 50% employer match about $18,466 at 4% or $12,311 at 6%; with 100% employer match about $13,850 at 4% or $9,233 at 6%.
Car-X Target Benefit Pension Plan-47$2,031,985$52,075$1,108iApproximate average salary by contribution assumption: employee only about $27,699 at 4% or $18,466 at 6%; with 50% employer match about $18,466 at 4% or $12,311 at 6%; with 100% employer match about $13,850 at 4% or $9,233 at 6%.