Civic Intelligence

Prairie Engineering PC.

Plan context: Prairie Engineering PC. Employees 401(K) P/S Plan

EIN 45-0354125 • Bismarck, ND • 26 filings • 3 plans

Attn Human Resources Dept619 Riverwood Drive #205Bismarck, ND 58504
Current Snapshot

Latest Year

2025

2025 Participants

28

2025 Assets

$9,620,738

2025 Contributions

$390,924

Historical Graphs

Total Assets Over Time

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

$9,620,738$4,810,369$0199920142025YearValue
$9,620,738Latest year 2025

Participants Over Time

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

31160199920132025YearValue
28Latest 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
2025128$9,620,738$390,924$13,962iApproximate average salary by contribution assumption: employee only about $349,039 at 4% or $232,693 at 6%; with 50% employer match about $232,693 at 4% or $155,129 at 6%; with 100% employer match about $174,520 at 4% or $116,346 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-28$9,620,738$390,924$13,962iApproximate average salary by contribution assumption: employee only about $349,039 at 4% or $232,693 at 6%; with 50% employer match about $232,693 at 4% or $155,129 at 6%; with 100% employer match about $174,520 at 4% or $116,346 at 6%.
2024128$8,156,296$480,810$17,172iApproximate average salary by contribution assumption: employee only about $429,295 at 4% or $286,196 at 6%; with 50% employer match about $286,196 at 4% or $190,798 at 6%; with 100% employer match about $214,647 at 4% or $143,098 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-28$8,156,296$480,810$17,172iApproximate average salary by contribution assumption: employee only about $429,295 at 4% or $286,196 at 6%; with 50% employer match about $286,196 at 4% or $190,798 at 6%; with 100% employer match about $214,647 at 4% or $143,098 at 6%.
2023127$6,752,824$870,970$32,258iApproximate average salary by contribution assumption: employee only about $806,454 at 4% or $537,636 at 6%; with 50% employer match about $537,636 at 4% or $358,424 at 6%; with 100% employer match about $403,227 at 4% or $268,818 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-27$6,752,824$870,970$32,258iApproximate average salary by contribution assumption: employee only about $806,454 at 4% or $537,636 at 6%; with 50% employer match about $537,636 at 4% or $358,424 at 6%; with 100% employer match about $403,227 at 4% or $268,818 at 6%.
2022126$4,966,131$328,259$12,625iApproximate average salary by contribution assumption: employee only about $315,634 at 4% or $210,422 at 6%; with 50% employer match about $210,422 at 4% or $140,282 at 6%; with 100% employer match about $157,817 at 4% or $105,211 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-26$4,966,131$328,259$12,625iApproximate average salary by contribution assumption: employee only about $315,634 at 4% or $210,422 at 6%; with 50% employer match about $210,422 at 4% or $140,282 at 6%; with 100% employer match about $157,817 at 4% or $105,211 at 6%.
2021123$7,313,798$254,012$11,044iApproximate average salary by contribution assumption: employee only about $276,100 at 4% or $184,067 at 6%; with 50% employer match about $184,067 at 4% or $122,711 at 6%; with 100% employer match about $138,050 at 4% or $92,033 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-23$7,313,798$254,012$11,044iApproximate average salary by contribution assumption: employee only about $276,100 at 4% or $184,067 at 6%; with 50% employer match about $184,067 at 4% or $122,711 at 6%; with 100% employer match about $138,050 at 4% or $92,033 at 6%.
2020126$6,636,446$140,379$5,399iApproximate average salary by contribution assumption: employee only about $134,980 at 4% or $89,987 at 6%; with 50% employer match about $89,987 at 4% or $59,991 at 6%; with 100% employer match about $67,490 at 4% or $44,993 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-26$6,636,446$140,379$5,399iApproximate average salary by contribution assumption: employee only about $134,980 at 4% or $89,987 at 6%; with 50% employer match about $89,987 at 4% or $59,991 at 6%; with 100% employer match about $67,490 at 4% or $44,993 at 6%.
2019126$5,869,356$221,387$8,515iApproximate average salary by contribution assumption: employee only about $212,872 at 4% or $141,915 at 6%; with 50% employer match about $141,915 at 4% or $94,610 at 6%; with 100% employer match about $106,436 at 4% or $70,957 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-26$5,869,356$221,387$8,515iApproximate average salary by contribution assumption: employee only about $212,872 at 4% or $141,915 at 6%; with 50% employer match about $141,915 at 4% or $94,610 at 6%; with 100% employer match about $106,436 at 4% or $70,957 at 6%.
2018127$4,634,669$255,926$9,479iApproximate average salary by contribution assumption: employee only about $236,969 at 4% or $157,979 at 6%; with 50% employer match about $157,979 at 4% or $105,319 at 6%; with 100% employer match about $118,484 at 4% or $78,990 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-27$4,634,669$255,926$9,479iApproximate average salary by contribution assumption: employee only about $236,969 at 4% or $157,979 at 6%; with 50% employer match about $157,979 at 4% or $105,319 at 6%; with 100% employer match about $118,484 at 4% or $78,990 at 6%.
2017130$4,969,685$248,429$8,281iApproximate average salary by contribution assumption: employee only about $207,024 at 4% or $138,016 at 6%; with 50% employer match about $138,016 at 4% or $92,011 at 6%; with 100% employer match about $103,512 at 4% or $69,008 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-30$4,969,685$248,429$8,281iApproximate average salary by contribution assumption: employee only about $207,024 at 4% or $138,016 at 6%; with 50% employer match about $138,016 at 4% or $92,011 at 6%; with 100% employer match about $103,512 at 4% or $69,008 at 6%.
2016130$4,290,904$318,680$10,623iApproximate average salary by contribution assumption: employee only about $265,567 at 4% or $177,044 at 6%; with 50% employer match about $177,044 at 4% or $118,030 at 6%; with 100% employer match about $132,783 at 4% or $88,522 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-30$4,290,904$318,680$10,623iApproximate average salary by contribution assumption: employee only about $265,567 at 4% or $177,044 at 6%; with 50% employer match about $177,044 at 4% or $118,030 at 6%; with 100% employer match about $132,783 at 4% or $88,522 at 6%.
2015129$3,676,595$309,742$10,681iApproximate average salary by contribution assumption: employee only about $267,019 at 4% or $178,013 at 6%; with 50% employer match about $178,013 at 4% or $118,675 at 6%; with 100% employer match about $133,509 at 4% or $89,006 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-29$3,676,595$309,742$10,681iApproximate average salary by contribution assumption: employee only about $267,019 at 4% or $178,013 at 6%; with 50% employer match about $178,013 at 4% or $118,675 at 6%; with 100% employer match about $133,509 at 4% or $89,006 at 6%.
2014131$3,494,899$252,125$8,133iApproximate average salary by contribution assumption: employee only about $203,327 at 4% or $135,551 at 6%; with 50% employer match about $135,551 at 4% or $90,367 at 6%; with 100% employer match about $101,663 at 4% or $67,776 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-31$3,494,899$252,125$8,133iApproximate average salary by contribution assumption: employee only about $203,327 at 4% or $135,551 at 6%; with 50% employer match about $135,551 at 4% or $90,367 at 6%; with 100% employer match about $101,663 at 4% or $67,776 at 6%.
2013128$3,225,467$281,984$10,071iApproximate average salary by contribution assumption: employee only about $251,771 at 4% or $167,848 at 6%; with 50% employer match about $167,848 at 4% or $111,898 at 6%; with 100% employer match about $125,886 at 4% or $83,924 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-28$3,225,467$281,984$10,071iApproximate average salary by contribution assumption: employee only about $251,771 at 4% or $167,848 at 6%; with 50% employer match about $167,848 at 4% or $111,898 at 6%; with 100% employer match about $125,886 at 4% or $83,924 at 6%.
2012128$2,971,735$236,398$8,443iApproximate average salary by contribution assumption: employee only about $211,070 at 4% or $140,713 at 6%; with 50% employer match about $140,713 at 4% or $93,809 at 6%; with 100% employer match about $105,535 at 4% or $70,357 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-28$2,971,735$236,398$8,443iApproximate average salary by contribution assumption: employee only about $211,070 at 4% or $140,713 at 6%; with 50% employer match about $140,713 at 4% or $93,809 at 6%; with 100% employer match about $105,535 at 4% or $70,357 at 6%.
2011127$2,460,485$241,615$8,949iApproximate average salary by contribution assumption: employee only about $223,718 at 4% or $149,145 at 6%; with 50% employer match about $149,145 at 4% or $99,430 at 6%; with 100% employer match about $111,859 at 4% or $74,573 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-27$2,460,485$241,615$8,949iApproximate average salary by contribution assumption: employee only about $223,718 at 4% or $149,145 at 6%; with 50% employer match about $149,145 at 4% or $99,430 at 6%; with 100% employer match about $111,859 at 4% or $74,573 at 6%.
2010127$2,272,390$290,836$10,772iApproximate average salary by contribution assumption: employee only about $269,293 at 4% or $179,528 at 6%; with 50% employer match about $179,528 at 4% or $119,686 at 6%; with 100% employer match about $134,646 at 4% or $89,764 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-27$2,272,390$290,836$10,772iApproximate average salary by contribution assumption: employee only about $269,293 at 4% or $179,528 at 6%; with 50% employer match about $179,528 at 4% or $119,686 at 6%; with 100% employer match about $134,646 at 4% or $89,764 at 6%.
2009123$1,786,611$176,240$7,663iApproximate average salary by contribution assumption: employee only about $191,565 at 4% or $127,710 at 6%; with 50% employer match about $127,710 at 4% or $85,140 at 6%; with 100% employer match about $95,783 at 4% or $63,855 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-23$1,786,611$176,240$7,663iApproximate average salary by contribution assumption: employee only about $191,565 at 4% or $127,710 at 6%; with 50% employer match about $127,710 at 4% or $85,140 at 6%; with 100% employer match about $95,783 at 4% or $63,855 at 6%.
2008123$1,315,112$321,220$13,966iApproximate average salary by contribution assumption: employee only about $349,152 at 4% or $232,768 at 6%; with 50% employer match about $232,768 at 4% or $155,179 at 6%; with 100% employer match about $174,576 at 4% or $116,384 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-23$1,315,112$321,220$13,966iApproximate average salary by contribution assumption: employee only about $349,152 at 4% or $232,768 at 6%; with 50% employer match about $232,768 at 4% or $155,179 at 6%; with 100% employer match about $174,576 at 4% or $116,384 at 6%.
2007121$0$0-
Prairie Engineering PC. Employees 401(K) P/S Plan-21---
2006121$1,097,083$91,861$4,374iApproximate average salary by contribution assumption: employee only about $109,358 at 4% or $72,906 at 6%; with 50% employer match about $72,906 at 4% or $48,604 at 6%; with 100% employer match about $54,679 at 4% or $36,453 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-21$1,097,083$91,861$4,374iApproximate average salary by contribution assumption: employee only about $109,358 at 4% or $72,906 at 6%; with 50% employer match about $72,906 at 4% or $48,604 at 6%; with 100% employer match about $54,679 at 4% or $36,453 at 6%.
2005121$926,935$74,998$3,571iApproximate average salary by contribution assumption: employee only about $89,283 at 4% or $59,522 at 6%; with 50% employer match about $59,522 at 4% or $39,681 at 6%; with 100% employer match about $44,642 at 4% or $29,761 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-21$926,935$74,998$3,571iApproximate average salary by contribution assumption: employee only about $89,283 at 4% or $59,522 at 6%; with 50% employer match about $59,522 at 4% or $39,681 at 6%; with 100% employer match about $44,642 at 4% or $29,761 at 6%.
2004122$811,018$65,000$2,955iApproximate average salary by contribution assumption: employee only about $73,864 at 4% or $49,242 at 6%; with 50% employer match about $49,242 at 4% or $32,828 at 6%; with 100% employer match about $36,932 at 4% or $24,621 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-22$811,018$65,000$2,955iApproximate average salary by contribution assumption: employee only about $73,864 at 4% or $49,242 at 6%; with 50% employer match about $49,242 at 4% or $32,828 at 6%; with 100% employer match about $36,932 at 4% or $24,621 at 6%.
2003121$705,317$50,027$2,382iApproximate average salary by contribution assumption: employee only about $59,556 at 4% or $39,704 at 6%; with 50% employer match about $39,704 at 4% or $26,469 at 6%; with 100% employer match about $29,778 at 4% or $19,852 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-21$705,317$50,027$2,382iApproximate average salary by contribution assumption: employee only about $59,556 at 4% or $39,704 at 6%; with 50% employer match about $39,704 at 4% or $26,469 at 6%; with 100% employer match about $29,778 at 4% or $19,852 at 6%.
2002120$572,205$64,843$3,242iApproximate average salary by contribution assumption: employee only about $81,054 at 4% or $54,036 at 6%; with 50% employer match about $54,036 at 4% or $36,024 at 6%; with 100% employer match about $40,527 at 4% or $27,018 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-20$572,205$64,843$3,242iApproximate average salary by contribution assumption: employee only about $81,054 at 4% or $54,036 at 6%; with 50% employer match about $54,036 at 4% or $36,024 at 6%; with 100% employer match about $40,527 at 4% or $27,018 at 6%.
2001120$0$0-
Prairie Engineering PC. Employees 401(K) P/S Plan-20---
1999125$452,241$55,000$2,200iApproximate average salary by contribution assumption: employee only about $55,000 at 4% or $36,667 at 6%; with 50% employer match about $36,667 at 4% or $24,444 at 6%; with 100% employer match about $27,500 at 4% or $18,333 at 6%.
Prairie Engineering PC. Employees 401(K) P/S Plan-25$452,241$55,000$2,200iApproximate average salary by contribution assumption: employee only about $55,000 at 4% or $36,667 at 6%; with 50% employer match about $36,667 at 4% or $24,444 at 6%; with 100% employer match about $27,500 at 4% or $18,333 at 6%.