Civic Intelligence

Terraphase Engineering Inc.

Plan context: Terraphase Engineering 401(K) Plan

EIN 27-3543127 • Oakland, CA • 17 filings • 4 plans

1300 Clay St Ste 1000Oakland, CA 94612-1429
Current Snapshot

Latest Year

2024

2024 Participants

160

2024 Assets

$30,297,136

2024 Contributions

$4,942,613

Historical Graphs

Total Assets Over Time

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

$30,297,136$15,148,568$0201120182024YearValue
$30,297,136Latest year 2024

Participants Over Time

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

160800201120182024YearValue
160Latest year 2024

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
20242160$30,297,136$4,942,613$30,891iApproximate average salary by contribution assumption: employee only about $772,283 at 4% or $514,856 at 6%; with 50% employer match about $514,856 at 4% or $343,237 at 6%; with 100% employer match about $386,142 at 4% or $257,428 at 6%.
Terraphase Engineering 401(K) Plan-160$30,297,136$4,942,613$30,891iApproximate average salary by contribution assumption: employee only about $772,283 at 4% or $514,856 at 6%; with 50% employer match about $514,856 at 4% or $343,237 at 6%; with 100% employer match about $386,142 at 4% or $257,428 at 6%.
Terraphase Engineering Inc. Health and Welfare Plan-155---
20232156$25,123,863$2,552,631$16,363iApproximate average salary by contribution assumption: employee only about $409,075 at 4% or $272,717 at 6%; with 50% employer match about $272,717 at 4% or $181,811 at 6%; with 100% employer match about $204,538 at 4% or $136,358 at 6%.
Terraphase Engineering 401(K) Plan-156$25,123,863$2,552,631$16,363iApproximate average salary by contribution assumption: employee only about $409,075 at 4% or $272,717 at 6%; with 50% employer match about $272,717 at 4% or $181,811 at 6%; with 100% employer match about $204,538 at 4% or $136,358 at 6%.
Terraphase Engineering Inc. Health and Welfare Plan-153---
20222121$15,352,342$2,899,989$23,967iApproximate average salary by contribution assumption: employee only about $599,171 at 4% or $399,448 at 6%; with 50% employer match about $399,448 at 4% or $266,298 at 6%; with 100% employer match about $299,586 at 4% or $199,724 at 6%.
Terraphase Engineering 401(K) Plan-121$15,352,342$2,899,989$23,967iApproximate average salary by contribution assumption: employee only about $599,171 at 4% or $399,448 at 6%; with 50% employer match about $399,448 at 4% or $266,298 at 6%; with 100% employer match about $299,586 at 4% or $199,724 at 6%.
Terraphase Engineering Inc. Health and Welfare Plan-112---
20211110$15,946,875$2,577,535$23,432iApproximate average salary by contribution assumption: employee only about $585,803 at 4% or $390,536 at 6%; with 50% employer match about $390,536 at 4% or $260,357 at 6%; with 100% employer match about $292,902 at 4% or $195,268 at 6%.
Terraphase Engineering 401(K) Plan-110$15,946,875$2,577,535$23,432iApproximate average salary by contribution assumption: employee only about $585,803 at 4% or $390,536 at 6%; with 50% employer match about $390,536 at 4% or $260,357 at 6%; with 100% employer match about $292,902 at 4% or $195,268 at 6%.
2020199$11,609,366$1,702,883$17,201iApproximate average salary by contribution assumption: employee only about $430,021 at 4% or $286,681 at 6%; with 50% employer match about $286,681 at 4% or $191,120 at 6%; with 100% employer match about $215,010 at 4% or $143,340 at 6%.
Terraphase Engineering 401(K) Plan-99$11,609,366$1,702,883$17,201iApproximate average salary by contribution assumption: employee only about $430,021 at 4% or $286,681 at 6%; with 50% employer match about $286,681 at 4% or $191,120 at 6%; with 100% employer match about $215,010 at 4% or $143,340 at 6%.
2019192$8,299,436$1,430,981$15,554iApproximate average salary by contribution assumption: employee only about $388,854 at 4% or $259,236 at 6%; with 50% employer match about $259,236 at 4% or $172,824 at 6%; with 100% employer match about $194,427 at 4% or $129,618 at 6%.
Terraphase Engineering 401(K) Plan-92$8,299,436$1,430,981$15,554iApproximate average salary by contribution assumption: employee only about $388,854 at 4% or $259,236 at 6%; with 50% employer match about $259,236 at 4% or $172,824 at 6%; with 100% employer match about $194,427 at 4% or $129,618 at 6%.
2018178$5,591,536$1,621,757$20,792iApproximate average salary by contribution assumption: employee only about $519,794 at 4% or $346,529 at 6%; with 50% employer match about $346,529 at 4% or $231,020 at 6%; with 100% employer match about $259,897 at 4% or $173,265 at 6%.
Terraphase Engineering 401(K) Plan-78$5,591,536$1,621,757$20,792iApproximate average salary by contribution assumption: employee only about $519,794 at 4% or $346,529 at 6%; with 50% employer match about $346,529 at 4% or $231,020 at 6%; with 100% employer match about $259,897 at 4% or $173,265 at 6%.
2017163$4,614,872$909,116$14,430iApproximate average salary by contribution assumption: employee only about $360,760 at 4% or $240,507 at 6%; with 50% employer match about $240,507 at 4% or $160,338 at 6%; with 100% employer match about $180,380 at 4% or $120,253 at 6%.
Terraphase Engineering 401(K) Plan-63$4,614,872$909,116$14,430iApproximate average salary by contribution assumption: employee only about $360,760 at 4% or $240,507 at 6%; with 50% employer match about $240,507 at 4% or $160,338 at 6%; with 100% employer match about $180,380 at 4% or $120,253 at 6%.
2016151$3,163,172$952,948$18,685iApproximate average salary by contribution assumption: employee only about $467,131 at 4% or $311,421 at 6%; with 50% employer match about $311,421 at 4% or $207,614 at 6%; with 100% employer match about $233,566 at 4% or $155,710 at 6%.
Terraphase Engineering 401(K) Plan-51$3,163,172$952,948$18,685iApproximate average salary by contribution assumption: employee only about $467,131 at 4% or $311,421 at 6%; with 50% employer match about $311,421 at 4% or $207,614 at 6%; with 100% employer match about $233,566 at 4% or $155,710 at 6%.
2015145$2,182,956$746,637$16,592iApproximate average salary by contribution assumption: employee only about $414,798 at 4% or $276,532 at 6%; with 50% employer match about $276,532 at 4% or $184,355 at 6%; with 100% employer match about $207,399 at 4% or $138,266 at 6%.
Terraphase Engineering 401(K) Plan-45$2,182,956$746,637$16,592iApproximate average salary by contribution assumption: employee only about $414,798 at 4% or $276,532 at 6%; with 50% employer match about $276,532 at 4% or $184,355 at 6%; with 100% employer match about $207,399 at 4% or $138,266 at 6%.
2014134$1,833,103$531,630$15,636iApproximate average salary by contribution assumption: employee only about $390,904 at 4% or $260,603 at 6%; with 50% employer match about $260,603 at 4% or $173,735 at 6%; with 100% employer match about $195,452 at 4% or $130,301 at 6%.
Terraphase Engineering 401(K) Plan-34$1,833,103$531,630$15,636iApproximate average salary by contribution assumption: employee only about $390,904 at 4% or $260,603 at 6%; with 50% employer match about $260,603 at 4% or $173,735 at 6%; with 100% employer match about $195,452 at 4% or $130,301 at 6%.
2013128$1,333,752$434,539$15,519iApproximate average salary by contribution assumption: employee only about $387,981 at 4% or $258,654 at 6%; with 50% employer match about $258,654 at 4% or $172,436 at 6%; with 100% employer match about $193,991 at 4% or $129,327 at 6%.
Terraphase Engineering 401(K) Plan-28$1,333,752$434,539$15,519iApproximate average salary by contribution assumption: employee only about $387,981 at 4% or $258,654 at 6%; with 50% employer match about $258,654 at 4% or $172,436 at 6%; with 100% employer match about $193,991 at 4% or $129,327 at 6%.
2012113$428,981$193,168$14,859iApproximate average salary by contribution assumption: employee only about $371,477 at 4% or $247,651 at 6%; with 50% employer match about $247,651 at 4% or $165,101 at 6%; with 100% employer match about $185,738 at 4% or $123,826 at 6%.
Terraphase Engineering 401(K) Plan-13$428,981$193,168$14,859iApproximate average salary by contribution assumption: employee only about $371,477 at 4% or $247,651 at 6%; with 50% employer match about $247,651 at 4% or $165,101 at 6%; with 100% employer match about $185,738 at 4% or $123,826 at 6%.
2011111$204,383$211,778$19,253iApproximate average salary by contribution assumption: employee only about $481,314 at 4% or $320,876 at 6%; with 50% employer match about $320,876 at 4% or $213,917 at 6%; with 100% employer match about $240,657 at 4% or $160,438 at 6%.
Terraphase Engineering 401(K) Plan-11$204,383$211,778$19,253iApproximate average salary by contribution assumption: employee only about $481,314 at 4% or $320,876 at 6%; with 50% employer match about $320,876 at 4% or $213,917 at 6%; with 100% employer match about $240,657 at 4% or $160,438 at 6%.