Civic Intelligence

Prairie Engineering Inc.

Plan context: Prairie Engineering Inc. Safe Harbor 401K Retirement Plan

EIN 42-1522729 • Johnston, IA • 19 filings • 5 plans

5008 NW 57th AveJohnston, IA 50131-1441
Current Snapshot

Latest Year

2021

2021 Participants

40

2021 Assets

$4,844,247

2021 Contributions

$517,631

Historical Graphs

Total Assets Over Time

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

$4,844,247$2,422,124$0200320122020YearValue
$4,844,247Latest year 2020

Participants Over Time

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

46230200320122020YearValue
40Latest year 2020

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
202110$0$517,631-
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-0-$517,631-
2020140$4,844,247$661,942$16,549iApproximate average salary by contribution assumption: employee only about $413,714 at 4% or $275,809 at 6%; with 50% employer match about $275,809 at 4% or $183,873 at 6%; with 100% employer match about $206,857 at 4% or $137,905 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-40$4,844,247$661,942$16,549iApproximate average salary by contribution assumption: employee only about $413,714 at 4% or $275,809 at 6%; with 50% employer match about $275,809 at 4% or $183,873 at 6%; with 100% employer match about $206,857 at 4% or $137,905 at 6%.
2019146$4,630,746$863,995$18,783iApproximate average salary by contribution assumption: employee only about $469,563 at 4% or $313,042 at 6%; with 50% employer match about $313,042 at 4% or $208,694 at 6%; with 100% employer match about $234,781 at 4% or $156,521 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-46$4,630,746$863,995$18,783iApproximate average salary by contribution assumption: employee only about $469,563 at 4% or $313,042 at 6%; with 50% employer match about $313,042 at 4% or $208,694 at 6%; with 100% employer match about $234,781 at 4% or $156,521 at 6%.
2018144$3,540,558$630,339$14,326iApproximate average salary by contribution assumption: employee only about $358,147 at 4% or $238,765 at 6%; with 50% employer match about $238,765 at 4% or $159,177 at 6%; with 100% employer match about $179,074 at 4% or $119,382 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-44$3,540,558$630,339$14,326iApproximate average salary by contribution assumption: employee only about $358,147 at 4% or $238,765 at 6%; with 50% employer match about $238,765 at 4% or $159,177 at 6%; with 100% employer match about $179,074 at 4% or $119,382 at 6%.
2017141$3,292,058$541,841$13,216iApproximate average salary by contribution assumption: employee only about $330,391 at 4% or $220,261 at 6%; with 50% employer match about $220,261 at 4% or $146,840 at 6%; with 100% employer match about $165,195 at 4% or $110,130 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-41$3,292,058$541,841$13,216iApproximate average salary by contribution assumption: employee only about $330,391 at 4% or $220,261 at 6%; with 50% employer match about $220,261 at 4% or $146,840 at 6%; with 100% employer match about $165,195 at 4% or $110,130 at 6%.
2016126$2,553,014$378,356$14,552iApproximate average salary by contribution assumption: employee only about $363,804 at 4% or $242,536 at 6%; with 50% employer match about $242,536 at 4% or $161,691 at 6%; with 100% employer match about $181,902 at 4% or $121,268 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-26$2,553,014$378,356$14,552iApproximate average salary by contribution assumption: employee only about $363,804 at 4% or $242,536 at 6%; with 50% employer match about $242,536 at 4% or $161,691 at 6%; with 100% employer match about $181,902 at 4% or $121,268 at 6%.
2015124$2,130,879$341,450$14,227iApproximate average salary by contribution assumption: employee only about $355,677 at 4% or $237,118 at 6%; with 50% employer match about $237,118 at 4% or $158,079 at 6%; with 100% employer match about $177,839 at 4% or $118,559 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-24$2,130,879$341,450$14,227iApproximate average salary by contribution assumption: employee only about $355,677 at 4% or $237,118 at 6%; with 50% employer match about $237,118 at 4% or $158,079 at 6%; with 100% employer match about $177,839 at 4% or $118,559 at 6%.
2014121$1,913,014$266,702$12,700iApproximate average salary by contribution assumption: employee only about $317,502 at 4% or $211,668 at 6%; with 50% employer match about $211,668 at 4% or $141,112 at 6%; with 100% employer match about $158,751 at 4% or $105,834 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-21$1,913,014$266,702$12,700iApproximate average salary by contribution assumption: employee only about $317,502 at 4% or $211,668 at 6%; with 50% employer match about $211,668 at 4% or $141,112 at 6%; with 100% employer match about $158,751 at 4% or $105,834 at 6%.
2013121$1,719,945$217,170$10,341iApproximate average salary by contribution assumption: employee only about $258,536 at 4% or $172,357 at 6%; with 50% employer match about $172,357 at 4% or $114,905 at 6%; with 100% employer match about $129,268 at 4% or $86,179 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-21$1,719,945$217,170$10,341iApproximate average salary by contribution assumption: employee only about $258,536 at 4% or $172,357 at 6%; with 50% employer match about $172,357 at 4% or $114,905 at 6%; with 100% employer match about $129,268 at 4% or $86,179 at 6%.
2012120$1,372,318$189,663$9,483iApproximate average salary by contribution assumption: employee only about $237,079 at 4% or $158,053 at 6%; with 50% employer match about $158,053 at 4% or $105,368 at 6%; with 100% employer match about $118,539 at 4% or $79,026 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-20$1,372,318$189,663$9,483iApproximate average salary by contribution assumption: employee only about $237,079 at 4% or $158,053 at 6%; with 50% employer match about $158,053 at 4% or $105,368 at 6%; with 100% employer match about $118,539 at 4% or $79,026 at 6%.
2011118$1,075,360$155,988$8,666iApproximate average salary by contribution assumption: employee only about $216,650 at 4% or $144,433 at 6%; with 50% employer match about $144,433 at 4% or $96,289 at 6%; with 100% employer match about $108,325 at 4% or $72,217 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-18$1,075,360$155,988$8,666iApproximate average salary by contribution assumption: employee only about $216,650 at 4% or $144,433 at 6%; with 50% employer match about $144,433 at 4% or $96,289 at 6%; with 100% employer match about $108,325 at 4% or $72,217 at 6%.
2010117$1,049,112$227,831$13,402iApproximate average salary by contribution assumption: employee only about $335,046 at 4% or $223,364 at 6%; with 50% employer match about $223,364 at 4% or $148,909 at 6%; with 100% employer match about $167,523 at 4% or $111,682 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-17$1,049,112$227,831$13,402iApproximate average salary by contribution assumption: employee only about $335,046 at 4% or $223,364 at 6%; with 50% employer match about $223,364 at 4% or $148,909 at 6%; with 100% employer match about $167,523 at 4% or $111,682 at 6%.
2009115$745,364$140,740$9,383iApproximate average salary by contribution assumption: employee only about $234,567 at 4% or $156,378 at 6%; with 50% employer match about $156,378 at 4% or $104,252 at 6%; with 100% employer match about $117,283 at 4% or $78,189 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-15$745,364$140,740$9,383iApproximate average salary by contribution assumption: employee only about $234,567 at 4% or $156,378 at 6%; with 50% employer match about $156,378 at 4% or $104,252 at 6%; with 100% employer match about $117,283 at 4% or $78,189 at 6%.
2008112$479,697$139,192$11,599iApproximate average salary by contribution assumption: employee only about $289,983 at 4% or $193,322 at 6%; with 50% employer match about $193,322 at 4% or $128,881 at 6%; with 100% employer match about $144,992 at 4% or $96,661 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-12$479,697$139,192$11,599iApproximate average salary by contribution assumption: employee only about $289,983 at 4% or $193,322 at 6%; with 50% employer match about $193,322 at 4% or $128,881 at 6%; with 100% employer match about $144,992 at 4% or $96,661 at 6%.
2007110$591,012$109,541$10,954iApproximate average salary by contribution assumption: employee only about $273,853 at 4% or $182,568 at 6%; with 50% employer match about $182,568 at 4% or $121,712 at 6%; with 100% employer match about $136,926 at 4% or $91,284 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-10$591,012$109,541$10,954iApproximate average salary by contribution assumption: employee only about $273,853 at 4% or $182,568 at 6%; with 50% employer match about $182,568 at 4% or $121,712 at 6%; with 100% employer match about $136,926 at 4% or $91,284 at 6%.
2006113$448,345$92,487$7,114iApproximate average salary by contribution assumption: employee only about $177,860 at 4% or $118,573 at 6%; with 50% employer match about $118,573 at 4% or $79,049 at 6%; with 100% employer match about $88,930 at 4% or $59,287 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-13$448,345$92,487$7,114iApproximate average salary by contribution assumption: employee only about $177,860 at 4% or $118,573 at 6%; with 50% employer match about $118,573 at 4% or $79,049 at 6%; with 100% employer match about $88,930 at 4% or $59,287 at 6%.
200518$321,245$142,062$17,758iApproximate average salary by contribution assumption: employee only about $443,944 at 4% or $295,963 at 6%; with 50% employer match about $295,963 at 4% or $197,308 at 6%; with 100% employer match about $221,972 at 4% or $147,981 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-8$321,245$142,062$17,758iApproximate average salary by contribution assumption: employee only about $443,944 at 4% or $295,963 at 6%; with 50% employer match about $295,963 at 4% or $197,308 at 6%; with 100% employer match about $221,972 at 4% or $147,981 at 6%.
200417$163,074$70,979$10,140iApproximate average salary by contribution assumption: employee only about $253,496 at 4% or $168,998 at 6%; with 50% employer match about $168,998 at 4% or $112,665 at 6%; with 100% employer match about $126,748 at 4% or $84,499 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-7$163,074$70,979$10,140iApproximate average salary by contribution assumption: employee only about $253,496 at 4% or $168,998 at 6%; with 50% employer match about $168,998 at 4% or $112,665 at 6%; with 100% employer match about $126,748 at 4% or $84,499 at 6%.
200316$79,688$73,991$12,332iApproximate average salary by contribution assumption: employee only about $308,296 at 4% or $205,531 at 6%; with 50% employer match about $205,531 at 4% or $137,020 at 6%; with 100% employer match about $154,148 at 4% or $102,765 at 6%.
Prairie Engineering Inc. Safe Harbor 401K Retirement Plan-6$79,688$73,991$12,332iApproximate average salary by contribution assumption: employee only about $308,296 at 4% or $205,531 at 6%; with 50% employer match about $205,531 at 4% or $137,020 at 6%; with 100% employer match about $154,148 at 4% or $102,765 at 6%.