Civic Intelligence

Twin Rivers Engineering Consultants Inc.

Plan context: Twin Rivers Engineering Consultants Inc.

EIN 20-4217716 • Des Moines, IA • 15 filings • 2 plans

1000 Illinois StreetDes Moines, IA 50314
Current Snapshot

Latest Year

2025

2025 Participants

8

2025 Assets

$4,184,612

2025 Contributions

$147,618

Historical Graphs

Total Assets Over Time

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

$4,184,612$2,092,306$0201120182025YearValue
$4,184,612Latest year 2025

Participants Over Time

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

840201120182025YearValue
8Latest 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
202518$4,184,612$147,618$18,452iApproximate average salary by contribution assumption: employee only about $461,306 at 4% or $307,538 at 6%; with 50% employer match about $307,538 at 4% or $205,025 at 6%; with 100% employer match about $230,653 at 4% or $153,769 at 6%.
Twin Rivers Engineering Consultants Inc.-8$4,184,612$147,618$18,452iApproximate average salary by contribution assumption: employee only about $461,306 at 4% or $307,538 at 6%; with 50% employer match about $307,538 at 4% or $205,025 at 6%; with 100% employer match about $230,653 at 4% or $153,769 at 6%.
202418$3,308,197$142,769$17,846iApproximate average salary by contribution assumption: employee only about $446,153 at 4% or $297,435 at 6%; with 50% employer match about $297,435 at 4% or $198,290 at 6%; with 100% employer match about $223,077 at 4% or $148,718 at 6%.
Twin Rivers Engineering Consultants Inc.-8$3,308,197$142,769$17,846iApproximate average salary by contribution assumption: employee only about $446,153 at 4% or $297,435 at 6%; with 50% employer match about $297,435 at 4% or $198,290 at 6%; with 100% employer match about $223,077 at 4% or $148,718 at 6%.
202317$2,578,642$177,367$25,338iApproximate average salary by contribution assumption: employee only about $633,454 at 4% or $422,302 at 6%; with 50% employer match about $422,302 at 4% or $281,535 at 6%; with 100% employer match about $316,727 at 4% or $211,151 at 6%.
Twin Rivers Engineering Consultants Inc.-7$2,578,642$177,367$25,338iApproximate average salary by contribution assumption: employee only about $633,454 at 4% or $422,302 at 6%; with 50% employer match about $422,302 at 4% or $281,535 at 6%; with 100% employer match about $316,727 at 4% or $211,151 at 6%.
202218$1,868,008$203,188$25,399iApproximate average salary by contribution assumption: employee only about $634,963 at 4% or $423,308 at 6%; with 50% employer match about $423,308 at 4% or $282,206 at 6%; with 100% employer match about $317,481 at 4% or $211,654 at 6%.
Twin Rivers Engineering Consultants Inc.-8$1,868,008$203,188$25,399iApproximate average salary by contribution assumption: employee only about $634,963 at 4% or $423,308 at 6%; with 50% employer match about $423,308 at 4% or $282,206 at 6%; with 100% employer match about $317,481 at 4% or $211,654 at 6%.
202118$2,196,457$157,626$19,703iApproximate average salary by contribution assumption: employee only about $492,581 at 4% or $328,388 at 6%; with 50% employer match about $328,388 at 4% or $218,925 at 6%; with 100% employer match about $246,291 at 4% or $164,194 at 6%.
Twin Rivers Engineering Consultants Inc.-8$2,196,457$157,626$19,703iApproximate average salary by contribution assumption: employee only about $492,581 at 4% or $328,388 at 6%; with 50% employer match about $328,388 at 4% or $218,925 at 6%; with 100% employer match about $246,291 at 4% or $164,194 at 6%.
202017$1,722,286$150,233$21,462iApproximate average salary by contribution assumption: employee only about $536,546 at 4% or $357,698 at 6%; with 50% employer match about $357,698 at 4% or $238,465 at 6%; with 100% employer match about $268,273 at 4% or $178,849 at 6%.
Twin Rivers Engineering Consultants Inc.-7$1,722,286$150,233$21,462iApproximate average salary by contribution assumption: employee only about $536,546 at 4% or $357,698 at 6%; with 50% employer match about $357,698 at 4% or $238,465 at 6%; with 100% employer match about $268,273 at 4% or $178,849 at 6%.
201916$1,269,339$108,197$18,033iApproximate average salary by contribution assumption: employee only about $450,821 at 4% or $300,547 at 6%; with 50% employer match about $300,547 at 4% or $200,365 at 6%; with 100% employer match about $225,410 at 4% or $150,274 at 6%.
Twin Rivers Engineering Consultants Inc.-6$1,269,339$108,197$18,033iApproximate average salary by contribution assumption: employee only about $450,821 at 4% or $300,547 at 6%; with 50% employer match about $300,547 at 4% or $200,365 at 6%; with 100% employer match about $225,410 at 4% or $150,274 at 6%.
201817$964,331$116,001$16,572iApproximate average salary by contribution assumption: employee only about $414,289 at 4% or $276,193 at 6%; with 50% employer match about $276,193 at 4% or $184,129 at 6%; with 100% employer match about $207,145 at 4% or $138,096 at 6%.
Twin Rivers Engineering Consultants Inc.-7$964,331$116,001$16,572iApproximate average salary by contribution assumption: employee only about $414,289 at 4% or $276,193 at 6%; with 50% employer match about $276,193 at 4% or $184,129 at 6%; with 100% employer match about $207,145 at 4% or $138,096 at 6%.
201717$926,161$106,414$15,202iApproximate average salary by contribution assumption: employee only about $380,050 at 4% or $253,367 at 6%; with 50% employer match about $253,367 at 4% or $168,911 at 6%; with 100% employer match about $190,025 at 4% or $126,683 at 6%.
Twin Rivers Engineering Consultants Inc.-7$926,161$106,414$15,202iApproximate average salary by contribution assumption: employee only about $380,050 at 4% or $253,367 at 6%; with 50% employer match about $253,367 at 4% or $168,911 at 6%; with 100% employer match about $190,025 at 4% or $126,683 at 6%.
201618$726,589$121,824$15,228iApproximate average salary by contribution assumption: employee only about $380,700 at 4% or $253,800 at 6%; with 50% employer match about $253,800 at 4% or $169,200 at 6%; with 100% employer match about $190,350 at 4% or $126,900 at 6%.
Twin Rivers Engineering Consultants Inc.-8$726,589$121,824$15,228iApproximate average salary by contribution assumption: employee only about $380,700 at 4% or $253,800 at 6%; with 50% employer match about $253,800 at 4% or $169,200 at 6%; with 100% employer match about $190,350 at 4% or $126,900 at 6%.
201517$610,706$118,902$16,986iApproximate average salary by contribution assumption: employee only about $424,650 at 4% or $283,100 at 6%; with 50% employer match about $283,100 at 4% or $188,733 at 6%; with 100% employer match about $212,325 at 4% or $141,550 at 6%.
Twin Rivers Engineering Consultants Inc.-7$610,706$118,902$16,986iApproximate average salary by contribution assumption: employee only about $424,650 at 4% or $283,100 at 6%; with 50% employer match about $283,100 at 4% or $188,733 at 6%; with 100% employer match about $212,325 at 4% or $141,550 at 6%.
201418$499,177$110,641$13,830iApproximate average salary by contribution assumption: employee only about $345,753 at 4% or $230,502 at 6%; with 50% employer match about $230,502 at 4% or $153,668 at 6%; with 100% employer match about $172,877 at 4% or $115,251 at 6%.
Twin Rivers Engineering Consultants Inc.-8$499,177$110,641$13,830iApproximate average salary by contribution assumption: employee only about $345,753 at 4% or $230,502 at 6%; with 50% employer match about $230,502 at 4% or $153,668 at 6%; with 100% employer match about $172,877 at 4% or $115,251 at 6%.
201318$414,642$89,139$11,142iApproximate average salary by contribution assumption: employee only about $278,559 at 4% or $185,706 at 6%; with 50% employer match about $185,706 at 4% or $123,804 at 6%; with 100% employer match about $139,280 at 4% or $92,853 at 6%.
Twin Rivers Engineering Consultants Inc.-8$414,642$89,139$11,142iApproximate average salary by contribution assumption: employee only about $278,559 at 4% or $185,706 at 6%; with 50% employer match about $185,706 at 4% or $123,804 at 6%; with 100% employer match about $139,280 at 4% or $92,853 at 6%.
201218$253,459$120,685$15,086iApproximate average salary by contribution assumption: employee only about $377,141 at 4% or $251,427 at 6%; with 50% employer match about $251,427 at 4% or $167,618 at 6%; with 100% employer match about $188,570 at 4% or $125,714 at 6%.
Twin Rivers Engineering Consultants Inc.-8$253,459$120,685$15,086iApproximate average salary by contribution assumption: employee only about $377,141 at 4% or $251,427 at 6%; with 50% employer match about $251,427 at 4% or $167,618 at 6%; with 100% employer match about $188,570 at 4% or $125,714 at 6%.
201118$107,821$115,303$14,413iApproximate average salary by contribution assumption: employee only about $360,322 at 4% or $240,215 at 6%; with 50% employer match about $240,215 at 4% or $160,143 at 6%; with 100% employer match about $180,161 at 4% or $120,107 at 6%.
Twin Rivers Engineering Consultants Inc.-8$107,821$115,303$14,413iApproximate average salary by contribution assumption: employee only about $360,322 at 4% or $240,215 at 6%; with 50% employer match about $240,215 at 4% or $160,143 at 6%; with 100% employer match about $180,161 at 4% or $120,107 at 6%.