Civic Intelligence

Three Oaks Engineering PC

Plan context: Three Oaks Engineering 401(K) & Profit Sharing Plan

EIN 46-4379744 • Durham, NC • 12 filings • 2 plans

324 Blackwell StreetSuite 1200Durham, NC 27701
Current Snapshot

Latest Year

2025

2025 Participants

64

2025 Assets

$9,845,020

2025 Contributions

$881,559

Historical Graphs

Total Assets Over Time

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

$9,845,020$4,922,510$0201420202025YearValue
$9,845,020Latest year 2025

Participants Over Time

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

64320201420202025YearValue
64Latest 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
2025164$9,845,020$881,559$13,774iApproximate average salary by contribution assumption: employee only about $344,359 at 4% or $229,573 at 6%; with 50% employer match about $229,573 at 4% or $153,048 at 6%; with 100% employer match about $172,179 at 4% or $114,786 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-64$9,845,020$881,559$13,774iApproximate average salary by contribution assumption: employee only about $344,359 at 4% or $229,573 at 6%; with 50% employer match about $229,573 at 4% or $153,048 at 6%; with 100% employer match about $172,179 at 4% or $114,786 at 6%.
2024157$7,738,359$742,441$13,025iApproximate average salary by contribution assumption: employee only about $325,632 at 4% or $217,088 at 6%; with 50% employer match about $217,088 at 4% or $144,725 at 6%; with 100% employer match about $162,816 at 4% or $108,544 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-57$7,738,359$742,441$13,025iApproximate average salary by contribution assumption: employee only about $325,632 at 4% or $217,088 at 6%; with 50% employer match about $217,088 at 4% or $144,725 at 6%; with 100% employer match about $162,816 at 4% or $108,544 at 6%.
2023152$6,467,483$804,734$15,476iApproximate average salary by contribution assumption: employee only about $386,891 at 4% or $257,928 at 6%; with 50% employer match about $257,928 at 4% or $171,952 at 6%; with 100% employer match about $193,446 at 4% or $128,964 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-52$6,467,483$804,734$15,476iApproximate average salary by contribution assumption: employee only about $386,891 at 4% or $257,928 at 6%; with 50% employer match about $257,928 at 4% or $171,952 at 6%; with 100% employer match about $193,446 at 4% or $128,964 at 6%.
2022144$4,805,552$525,867$11,952iApproximate average salary by contribution assumption: employee only about $298,788 at 4% or $199,192 at 6%; with 50% employer match about $199,192 at 4% or $132,795 at 6%; with 100% employer match about $149,394 at 4% or $99,596 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-44$4,805,552$525,867$11,952iApproximate average salary by contribution assumption: employee only about $298,788 at 4% or $199,192 at 6%; with 50% employer match about $199,192 at 4% or $132,795 at 6%; with 100% employer match about $149,394 at 4% or $99,596 at 6%.
2021140$5,202,552$489,126$12,228iApproximate average salary by contribution assumption: employee only about $305,704 at 4% or $203,803 at 6%; with 50% employer match about $203,803 at 4% or $135,868 at 6%; with 100% employer match about $152,852 at 4% or $101,901 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-40$5,202,552$489,126$12,228iApproximate average salary by contribution assumption: employee only about $305,704 at 4% or $203,803 at 6%; with 50% employer match about $203,803 at 4% or $135,868 at 6%; with 100% employer match about $152,852 at 4% or $101,901 at 6%.
2020136$4,148,344$411,408$11,428iApproximate average salary by contribution assumption: employee only about $285,700 at 4% or $190,467 at 6%; with 50% employer match about $190,467 at 4% or $126,978 at 6%; with 100% employer match about $142,850 at 4% or $95,233 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-36$4,148,344$411,408$11,428iApproximate average salary by contribution assumption: employee only about $285,700 at 4% or $190,467 at 6%; with 50% employer match about $190,467 at 4% or $126,978 at 6%; with 100% employer match about $142,850 at 4% or $95,233 at 6%.
2019140$3,703,657$378,696$9,467iApproximate average salary by contribution assumption: employee only about $236,685 at 4% or $157,790 at 6%; with 50% employer match about $157,790 at 4% or $105,193 at 6%; with 100% employer match about $118,343 at 4% or $78,895 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-40$3,703,657$378,696$9,467iApproximate average salary by contribution assumption: employee only about $236,685 at 4% or $157,790 at 6%; with 50% employer match about $157,790 at 4% or $105,193 at 6%; with 100% employer match about $118,343 at 4% or $78,895 at 6%.
2018135$2,678,213$387,471$11,071iApproximate average salary by contribution assumption: employee only about $276,765 at 4% or $184,510 at 6%; with 50% employer match about $184,510 at 4% or $123,007 at 6%; with 100% employer match about $138,383 at 4% or $92,255 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-35$2,678,213$387,471$11,071iApproximate average salary by contribution assumption: employee only about $276,765 at 4% or $184,510 at 6%; with 50% employer match about $184,510 at 4% or $123,007 at 6%; with 100% employer match about $138,383 at 4% or $92,255 at 6%.
2017128$3,517,529$587,031$20,965iApproximate average salary by contribution assumption: employee only about $524,135 at 4% or $349,423 at 6%; with 50% employer match about $349,423 at 4% or $232,949 at 6%; with 100% employer match about $262,067 at 4% or $174,712 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-28$3,517,529$587,031$20,965iApproximate average salary by contribution assumption: employee only about $524,135 at 4% or $349,423 at 6%; with 50% employer match about $349,423 at 4% or $232,949 at 6%; with 100% employer match about $262,067 at 4% or $174,712 at 6%.
2016120$2,455,958$216,721$10,836iApproximate average salary by contribution assumption: employee only about $270,901 at 4% or $180,601 at 6%; with 50% employer match about $180,601 at 4% or $120,401 at 6%; with 100% employer match about $135,451 at 4% or $90,300 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-20$2,455,958$216,721$10,836iApproximate average salary by contribution assumption: employee only about $270,901 at 4% or $180,601 at 6%; with 50% employer match about $180,601 at 4% or $120,401 at 6%; with 100% employer match about $135,451 at 4% or $90,300 at 6%.
2015118$2,053,212$658,618$36,590iApproximate average salary by contribution assumption: employee only about $914,747 at 4% or $609,831 at 6%; with 50% employer match about $609,831 at 4% or $406,554 at 6%; with 100% employer match about $457,374 at 4% or $304,916 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-18$2,053,212$658,618$36,590iApproximate average salary by contribution assumption: employee only about $914,747 at 4% or $609,831 at 6%; with 50% employer match about $609,831 at 4% or $406,554 at 6%; with 100% employer match about $457,374 at 4% or $304,916 at 6%.
201415$1,420,891$1,349,326$269,865iApproximate average salary by contribution assumption: employee only about $6,746,630 at 4% or $4,497,753 at 6%; with 50% employer match about $4,497,753 at 4% or $2,998,502 at 6%; with 100% employer match about $3,373,315 at 4% or $2,248,877 at 6%.
Three Oaks Engineering 401(K) & Profit Sharing Plan-5$1,420,891$1,349,326$269,865iApproximate average salary by contribution assumption: employee only about $6,746,630 at 4% or $4,497,753 at 6%; with 50% employer match about $4,497,753 at 4% or $2,998,502 at 6%; with 100% employer match about $3,373,315 at 4% or $2,248,877 at 6%.