Civic Intelligence

Prostrollo Motor Company Inc.

Plan context: Prostrollo Motor Company Inc. 401K Profit Sharing Plan

EIN 46-0323444 • Madison, SD • 27 filings • 2 plans

1001 S. WashingtonPO Box 288Madison, SD 57042
Current Snapshot

Latest Year

2025

2025 Participants

42

2025 Assets

$4,735,982

2025 Contributions

$209,457

Historical Graphs

Total Assets Over Time

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

$6,921,658$3,460,829$0199920132025YearValue
$4,735,982Latest year 2025

Participants Over Time

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

82410199920122025YearValue
42Latest 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
2025142$4,735,982$209,457$4,987iApproximate average salary by contribution assumption: employee only about $124,677 at 4% or $83,118 at 6%; with 50% employer match about $83,118 at 4% or $55,412 at 6%; with 100% employer match about $62,338 at 4% or $41,559 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-42$4,735,982$209,457$4,987iApproximate average salary by contribution assumption: employee only about $124,677 at 4% or $83,118 at 6%; with 50% employer match about $83,118 at 4% or $55,412 at 6%; with 100% employer match about $62,338 at 4% or $41,559 at 6%.
2024138$4,895,913$196,891$5,181iApproximate average salary by contribution assumption: employee only about $129,534 at 4% or $86,356 at 6%; with 50% employer match about $86,356 at 4% or $57,570 at 6%; with 100% employer match about $64,767 at 4% or $43,178 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-38$4,895,913$196,891$5,181iApproximate average salary by contribution assumption: employee only about $129,534 at 4% or $86,356 at 6%; with 50% employer match about $86,356 at 4% or $57,570 at 6%; with 100% employer match about $64,767 at 4% or $43,178 at 6%.
2023143$4,861,603$227,347$5,287iApproximate average salary by contribution assumption: employee only about $132,178 at 4% or $88,119 at 6%; with 50% employer match about $88,119 at 4% or $58,746 at 6%; with 100% employer match about $66,089 at 4% or $44,059 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-43$4,861,603$227,347$5,287iApproximate average salary by contribution assumption: employee only about $132,178 at 4% or $88,119 at 6%; with 50% employer match about $88,119 at 4% or $58,746 at 6%; with 100% employer match about $66,089 at 4% or $44,059 at 6%.
2022148$5,173,649$237,407$4,946iApproximate average salary by contribution assumption: employee only about $123,649 at 4% or $82,433 at 6%; with 50% employer match about $82,433 at 4% or $54,955 at 6%; with 100% employer match about $61,825 at 4% or $41,216 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-48$5,173,649$237,407$4,946iApproximate average salary by contribution assumption: employee only about $123,649 at 4% or $82,433 at 6%; with 50% employer match about $82,433 at 4% or $54,955 at 6%; with 100% employer match about $61,825 at 4% or $41,216 at 6%.
2021151$6,921,658$267,485$5,245iApproximate average salary by contribution assumption: employee only about $131,120 at 4% or $87,413 at 6%; with 50% employer match about $87,413 at 4% or $58,276 at 6%; with 100% employer match about $65,560 at 4% or $43,707 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-51$6,921,658$267,485$5,245iApproximate average salary by contribution assumption: employee only about $131,120 at 4% or $87,413 at 6%; with 50% employer match about $87,413 at 4% or $58,276 at 6%; with 100% employer match about $65,560 at 4% or $43,707 at 6%.
2020151$6,497,892$248,807$4,879iApproximate average salary by contribution assumption: employee only about $121,964 at 4% or $81,309 at 6%; with 50% employer match about $81,309 at 4% or $54,206 at 6%; with 100% employer match about $60,982 at 4% or $40,655 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-51$6,497,892$248,807$4,879iApproximate average salary by contribution assumption: employee only about $121,964 at 4% or $81,309 at 6%; with 50% employer match about $81,309 at 4% or $54,206 at 6%; with 100% employer match about $60,982 at 4% or $40,655 at 6%.
2019153$6,153,500$244,139$4,606iApproximate average salary by contribution assumption: employee only about $115,160 at 4% or $76,773 at 6%; with 50% employer match about $76,773 at 4% or $51,182 at 6%; with 100% employer match about $57,580 at 4% or $38,387 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-53$6,153,500$244,139$4,606iApproximate average salary by contribution assumption: employee only about $115,160 at 4% or $76,773 at 6%; with 50% employer match about $76,773 at 4% or $51,182 at 6%; with 100% employer match about $57,580 at 4% or $38,387 at 6%.
2018154$5,395,076$292,496$5,417iApproximate average salary by contribution assumption: employee only about $135,415 at 4% or $90,277 at 6%; with 50% employer match about $90,277 at 4% or $60,184 at 6%; with 100% employer match about $67,707 at 4% or $45,138 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-54$5,395,076$292,496$5,417iApproximate average salary by contribution assumption: employee only about $135,415 at 4% or $90,277 at 6%; with 50% employer match about $90,277 at 4% or $60,184 at 6%; with 100% employer match about $67,707 at 4% or $45,138 at 6%.
2017152$6,072,680$267,454$5,143iApproximate average salary by contribution assumption: employee only about $128,584 at 4% or $85,722 at 6%; with 50% employer match about $85,722 at 4% or $57,148 at 6%; with 100% employer match about $64,292 at 4% or $42,861 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-52$6,072,680$267,454$5,143iApproximate average salary by contribution assumption: employee only about $128,584 at 4% or $85,722 at 6%; with 50% employer match about $85,722 at 4% or $57,148 at 6%; with 100% employer match about $64,292 at 4% or $42,861 at 6%.
2016157$5,720,650$273,450$4,797iApproximate average salary by contribution assumption: employee only about $119,934 at 4% or $79,956 at 6%; with 50% employer match about $79,956 at 4% or $53,304 at 6%; with 100% employer match about $59,967 at 4% or $39,978 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-57$5,720,650$273,450$4,797iApproximate average salary by contribution assumption: employee only about $119,934 at 4% or $79,956 at 6%; with 50% employer match about $79,956 at 4% or $53,304 at 6%; with 100% employer match about $59,967 at 4% or $39,978 at 6%.
2015156$5,004,885$274,464$4,901iApproximate average salary by contribution assumption: employee only about $122,529 at 4% or $81,686 at 6%; with 50% employer match about $81,686 at 4% or $54,457 at 6%; with 100% employer match about $61,264 at 4% or $40,843 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-56$5,004,885$274,464$4,901iApproximate average salary by contribution assumption: employee only about $122,529 at 4% or $81,686 at 6%; with 50% employer match about $81,686 at 4% or $54,457 at 6%; with 100% employer match about $61,264 at 4% or $40,843 at 6%.
2014156$4,868,467$272,490$4,866iApproximate average salary by contribution assumption: employee only about $121,647 at 4% or $81,098 at 6%; with 50% employer match about $81,098 at 4% or $54,065 at 6%; with 100% employer match about $60,824 at 4% or $40,549 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-56$4,868,467$272,490$4,866iApproximate average salary by contribution assumption: employee only about $121,647 at 4% or $81,098 at 6%; with 50% employer match about $81,098 at 4% or $54,065 at 6%; with 100% employer match about $60,824 at 4% or $40,549 at 6%.
2013153$4,371,905$250,299$4,723iApproximate average salary by contribution assumption: employee only about $118,066 at 4% or $78,710 at 6%; with 50% employer match about $78,710 at 4% or $52,474 at 6%; with 100% employer match about $59,033 at 4% or $39,355 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-53$4,371,905$250,299$4,723iApproximate average salary by contribution assumption: employee only about $118,066 at 4% or $78,710 at 6%; with 50% employer match about $78,710 at 4% or $52,474 at 6%; with 100% employer match about $59,033 at 4% or $39,355 at 6%.
2012153$3,450,915$286,276$5,401iApproximate average salary by contribution assumption: employee only about $135,036 at 4% or $90,024 at 6%; with 50% employer match about $90,024 at 4% or $60,016 at 6%; with 100% employer match about $67,518 at 4% or $45,012 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-53$3,450,915$286,276$5,401iApproximate average salary by contribution assumption: employee only about $135,036 at 4% or $90,024 at 6%; with 50% employer match about $90,024 at 4% or $60,016 at 6%; with 100% employer match about $67,518 at 4% or $45,012 at 6%.
2011148$3,100,939$229,449$4,780iApproximate average salary by contribution assumption: employee only about $119,505 at 4% or $79,670 at 6%; with 50% employer match about $79,670 at 4% or $53,113 at 6%; with 100% employer match about $59,752 at 4% or $39,835 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-48$3,100,939$229,449$4,780iApproximate average salary by contribution assumption: employee only about $119,505 at 4% or $79,670 at 6%; with 50% employer match about $79,670 at 4% or $53,113 at 6%; with 100% employer match about $59,752 at 4% or $39,835 at 6%.
2010158$3,325,643$226,632$3,907iApproximate average salary by contribution assumption: employee only about $97,686 at 4% or $65,124 at 6%; with 50% employer match about $65,124 at 4% or $43,416 at 6%; with 100% employer match about $48,843 at 4% or $32,562 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-58$3,325,643$226,632$3,907iApproximate average salary by contribution assumption: employee only about $97,686 at 4% or $65,124 at 6%; with 50% employer match about $65,124 at 4% or $43,416 at 6%; with 100% employer match about $48,843 at 4% or $32,562 at 6%.
2009160$2,685,709$226,125$3,769iApproximate average salary by contribution assumption: employee only about $94,219 at 4% or $62,813 at 6%; with 50% employer match about $62,813 at 4% or $41,875 at 6%; with 100% employer match about $47,109 at 4% or $31,406 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-60$2,685,709$226,125$3,769iApproximate average salary by contribution assumption: employee only about $94,219 at 4% or $62,813 at 6%; with 50% employer match about $62,813 at 4% or $41,875 at 6%; with 100% employer match about $47,109 at 4% or $31,406 at 6%.
2008162$1,927,345$243,440$3,926iApproximate average salary by contribution assumption: employee only about $98,161 at 4% or $65,441 at 6%; with 50% employer match about $65,441 at 4% or $43,627 at 6%; with 100% employer match about $49,081 at 4% or $32,720 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-62$1,927,345$243,440$3,926iApproximate average salary by contribution assumption: employee only about $98,161 at 4% or $65,441 at 6%; with 50% employer match about $65,441 at 4% or $43,627 at 6%; with 100% employer match about $49,081 at 4% or $32,720 at 6%.
2007160$2,846,239$235,435$3,924iApproximate average salary by contribution assumption: employee only about $98,098 at 4% or $65,399 at 6%; with 50% employer match about $65,399 at 4% or $43,599 at 6%; with 100% employer match about $49,049 at 4% or $32,699 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-60$2,846,239$235,435$3,924iApproximate average salary by contribution assumption: employee only about $98,098 at 4% or $65,399 at 6%; with 50% employer match about $65,399 at 4% or $43,599 at 6%; with 100% employer match about $49,049 at 4% or $32,699 at 6%.
2006174$2,465,502$222,454$3,006iApproximate average salary by contribution assumption: employee only about $75,153 at 4% or $50,102 at 6%; with 50% employer match about $50,102 at 4% or $33,402 at 6%; with 100% employer match about $37,577 at 4% or $25,051 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-74$2,465,502$222,454$3,006iApproximate average salary by contribution assumption: employee only about $75,153 at 4% or $50,102 at 6%; with 50% employer match about $50,102 at 4% or $33,402 at 6%; with 100% employer match about $37,577 at 4% or $25,051 at 6%.
2005173$2,061,915$202,983$2,781iApproximate average salary by contribution assumption: employee only about $69,515 at 4% or $46,343 at 6%; with 50% employer match about $46,343 at 4% or $30,895 at 6%; with 100% employer match about $34,757 at 4% or $23,172 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-73$2,061,915$202,983$2,781iApproximate average salary by contribution assumption: employee only about $69,515 at 4% or $46,343 at 6%; with 50% employer match about $46,343 at 4% or $30,895 at 6%; with 100% employer match about $34,757 at 4% or $23,172 at 6%.
2004169$1,833,921$175,121$2,538iApproximate average salary by contribution assumption: employee only about $63,450 at 4% or $42,300 at 6%; with 50% employer match about $42,300 at 4% or $28,200 at 6%; with 100% employer match about $31,725 at 4% or $21,150 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-69$1,833,921$175,121$2,538iApproximate average salary by contribution assumption: employee only about $63,450 at 4% or $42,300 at 6%; with 50% employer match about $42,300 at 4% or $28,200 at 6%; with 100% employer match about $31,725 at 4% or $21,150 at 6%.
2003170$1,575,346$168,283$2,404iApproximate average salary by contribution assumption: employee only about $60,101 at 4% or $40,067 at 6%; with 50% employer match about $40,067 at 4% or $26,712 at 6%; with 100% employer match about $30,051 at 4% or $20,034 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-70$1,575,346$168,283$2,404iApproximate average salary by contribution assumption: employee only about $60,101 at 4% or $40,067 at 6%; with 50% employer match about $40,067 at 4% or $26,712 at 6%; with 100% employer match about $30,051 at 4% or $20,034 at 6%.
2002159$1,154,318$187,072$3,171iApproximate average salary by contribution assumption: employee only about $79,268 at 4% or $52,845 at 6%; with 50% employer match about $52,845 at 4% or $35,230 at 6%; with 100% employer match about $39,634 at 4% or $26,423 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-59$1,154,318$187,072$3,171iApproximate average salary by contribution assumption: employee only about $79,268 at 4% or $52,845 at 6%; with 50% employer match about $52,845 at 4% or $35,230 at 6%; with 100% employer match about $39,634 at 4% or $26,423 at 6%.
2001182$0$0-
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-82---
2000156$1,379,819$176,722$3,156iApproximate average salary by contribution assumption: employee only about $78,894 at 4% or $52,596 at 6%; with 50% employer match about $52,596 at 4% or $35,064 at 6%; with 100% employer match about $39,447 at 4% or $26,298 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-56$1,379,819$176,722$3,156iApproximate average salary by contribution assumption: employee only about $78,894 at 4% or $52,596 at 6%; with 50% employer match about $52,596 at 4% or $35,064 at 6%; with 100% employer match about $39,447 at 4% or $26,298 at 6%.
1999167$1,477,146$155,876$2,327iApproximate average salary by contribution assumption: employee only about $58,163 at 4% or $38,775 at 6%; with 50% employer match about $38,775 at 4% or $25,850 at 6%; with 100% employer match about $29,081 at 4% or $19,388 at 6%.
Prostrollo Motor Company Inc. 401K Profit Sharing Plan-67$1,477,146$155,876$2,327iApproximate average salary by contribution assumption: employee only about $58,163 at 4% or $38,775 at 6%; with 50% employer match about $38,775 at 4% or $25,850 at 6%; with 100% employer match about $29,081 at 4% or $19,388 at 6%.