Civic Intelligence

Thunderbox Inc. D/B/A Sea to Summit

Plan context: Sea to Summit Cash Balance Plan

EIN 88-0431999 • Boulder, CO • 22 filings • 2 plans

305 Hollyberry LaneBoulder, CO 80305
Current Snapshot

Latest Year

2021

2021 Participants

34

2021 Assets

$4,009,847

2021 Contributions

$703,268

Historical Graphs

Total Assets Over Time

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

$6,434,085$3,217,043$0201020152020YearValue
$4,009,847Latest year 2020

Participants Over Time

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

50250201020152020YearValue
34Latest 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$0-
Sea to Summit Cash Balance Plan-0$0$0-
2020234$4,009,847$0-
Sea to Summit Cash Balance Plan-34$4,009,847--
Sea to Summit 401(K) Plan-0$0--
2019247$6,434,085$703,268$14,963iApproximate average salary by contribution assumption: employee only about $374,079 at 4% or $249,386 at 6%; with 50% employer match about $249,386 at 4% or $166,257 at 6%; with 100% employer match about $187,039 at 4% or $124,693 at 6%.
Sea to Summit Cash Balance Plan-39$3,758,671$300,000$7,692iApproximate average salary by contribution assumption: employee only about $192,308 at 4% or $128,205 at 6%; with 50% employer match about $128,205 at 4% or $85,470 at 6%; with 100% employer match about $96,154 at 4% or $64,103 at 6%.
Sea to Summit 401(K) Plan-47$2,675,414$403,268$8,580iApproximate average salary by contribution assumption: employee only about $214,504 at 4% or $143,003 at 6%; with 50% employer match about $143,003 at 4% or $95,335 at 6%; with 100% employer match about $107,252 at 4% or $71,501 at 6%.
2018250$4,939,574$675,818$13,516iApproximate average salary by contribution assumption: employee only about $337,909 at 4% or $225,273 at 6%; with 50% employer match about $225,273 at 4% or $150,182 at 6%; with 100% employer match about $168,955 at 4% or $112,636 at 6%.
Sea to Summit Cash Balance Plan-43$2,923,500$300,000$6,977iApproximate average salary by contribution assumption: employee only about $174,419 at 4% or $116,279 at 6%; with 50% employer match about $116,279 at 4% or $77,519 at 6%; with 100% employer match about $87,209 at 4% or $58,140 at 6%.
Sea to Summit 401(K) Plan-50$2,016,074$375,818$7,516iApproximate average salary by contribution assumption: employee only about $187,909 at 4% or $125,273 at 6%; with 50% employer match about $125,273 at 4% or $83,515 at 6%; with 100% employer match about $93,955 at 4% or $62,636 at 6%.
2017234$4,814,964$969,696$28,520iApproximate average salary by contribution assumption: employee only about $713,012 at 4% or $475,341 at 6%; with 50% employer match about $475,341 at 4% or $316,894 at 6%; with 100% employer match about $356,506 at 4% or $237,671 at 6%.
Sea to Summit Cash Balance Plan-30$2,829,416$600,000$20,000iApproximate average salary by contribution assumption: employee only about $500,000 at 4% or $333,333 at 6%; with 50% employer match about $333,333 at 4% or $222,222 at 6%; with 100% employer match about $250,000 at 4% or $166,667 at 6%.
Sea to Summit 401(K) Plan-34$1,985,548$369,696$10,873iApproximate average salary by contribution assumption: employee only about $271,835 at 4% or $181,224 at 6%; with 50% employer match about $181,224 at 4% or $120,816 at 6%; with 100% employer match about $135,918 at 4% or $90,612 at 6%.
2016232$3,586,694$906,373$28,324iApproximate average salary by contribution assumption: employee only about $708,104 at 4% or $472,069 at 6%; with 50% employer match about $472,069 at 4% or $314,713 at 6%; with 100% employer match about $354,052 at 4% or $236,035 at 6%.
Sea to Summit Cash Balance Plan-28$2,021,687$600,000$21,429iApproximate average salary by contribution assumption: employee only about $535,714 at 4% or $357,143 at 6%; with 50% employer match about $357,143 at 4% or $238,095 at 6%; with 100% employer match about $267,857 at 4% or $178,571 at 6%.
Sea to Summit 401(K) Plan-32$1,565,007$306,373$9,574iApproximate average salary by contribution assumption: employee only about $239,354 at 4% or $159,569 at 6%; with 50% employer match about $159,569 at 4% or $106,380 at 6%; with 100% employer match about $119,677 at 4% or $79,785 at 6%.
2015228$2,572,580$668,400$23,871iApproximate average salary by contribution assumption: employee only about $596,786 at 4% or $397,857 at 6%; with 50% employer match about $397,857 at 4% or $265,238 at 6%; with 100% employer match about $298,393 at 4% or $198,929 at 6%.
Sea to Summit Cash Balance Plan-22$1,380,196$346,000$15,727iApproximate average salary by contribution assumption: employee only about $393,182 at 4% or $262,121 at 6%; with 50% employer match about $262,121 at 4% or $174,747 at 6%; with 100% employer match about $196,591 at 4% or $131,061 at 6%.
Sea to Summit 401(K) Plan-28$1,192,384$322,400$11,514iApproximate average salary by contribution assumption: employee only about $287,857 at 4% or $191,905 at 6%; with 50% employer match about $191,905 at 4% or $127,937 at 6%; with 100% employer match about $143,929 at 4% or $95,952 at 6%.
2014221$2,001,683$484,893$23,090iApproximate average salary by contribution assumption: employee only about $577,254 at 4% or $384,836 at 6%; with 50% employer match about $384,836 at 4% or $256,557 at 6%; with 100% employer match about $288,627 at 4% or $192,418 at 6%.
Sea to Summit Cash Balance Plan-17$1,057,990$281,653$16,568iApproximate average salary by contribution assumption: employee only about $414,196 at 4% or $276,130 at 6%; with 50% employer match about $276,130 at 4% or $184,087 at 6%; with 100% employer match about $207,098 at 4% or $138,065 at 6%.
Sea to Summit 401(K) Plan-21$943,693$203,240$9,678iApproximate average salary by contribution assumption: employee only about $241,952 at 4% or $161,302 at 6%; with 50% employer match about $161,302 at 4% or $107,534 at 6%; with 100% employer match about $120,976 at 4% or $80,651 at 6%.
2013220$1,536,914$408,849$20,442iApproximate average salary by contribution assumption: employee only about $511,061 at 4% or $340,708 at 6%; with 50% employer match about $340,708 at 4% or $227,138 at 6%; with 100% employer match about $255,531 at 4% or $170,354 at 6%.
Sea to Summit 401(K) Plan-20$782,591$188,565$9,428iApproximate average salary by contribution assumption: employee only about $235,706 at 4% or $157,138 at 6%; with 50% employer match about $157,138 at 4% or $104,758 at 6%; with 100% employer match about $117,853 at 4% or $78,569 at 6%.
Sea to Summit Cash Balance Plan-16$754,323$220,284$13,768iApproximate average salary by contribution assumption: employee only about $344,194 at 4% or $229,463 at 6%; with 50% employer match about $229,463 at 4% or $152,975 at 6%; with 100% employer match about $172,097 at 4% or $114,731 at 6%.
2012217$1,082,943$642,352$37,785iApproximate average salary by contribution assumption: employee only about $944,635 at 4% or $629,757 at 6%; with 50% employer match about $629,757 at 4% or $419,838 at 6%; with 100% employer match about $472,318 at 4% or $314,878 at 6%.
Sea to Summit 401(K) Plan-17$578,942$372,896$21,935iApproximate average salary by contribution assumption: employee only about $548,376 at 4% or $365,584 at 6%; with 50% employer match about $365,584 at 4% or $243,723 at 6%; with 100% employer match about $274,188 at 4% or $182,792 at 6%.
Sea to Summit Cash Balance Plan-14$504,001$269,456$19,247iApproximate average salary by contribution assumption: employee only about $481,171 at 4% or $320,781 at 6%; with 50% employer match about $320,781 at 4% or $213,854 at 6%; with 100% employer match about $240,586 at 4% or $160,390 at 6%.
2011210$430,637$382,817$38,282iApproximate average salary by contribution assumption: employee only about $957,042 at 4% or $638,028 at 6%; with 50% employer match about $638,028 at 4% or $425,352 at 6%; with 100% employer match about $478,521 at 4% or $319,014 at 6%.
Sea to Summit Cash Balance Plan-10$233,025$233,025$23,303iApproximate average salary by contribution assumption: employee only about $582,563 at 4% or $388,375 at 6%; with 50% employer match about $388,375 at 4% or $258,917 at 6%; with 100% employer match about $291,281 at 4% or $194,188 at 6%.
Sea to Summit 401(K) Plan-10$197,612$149,792$14,979iApproximate average salary by contribution assumption: employee only about $374,480 at 4% or $249,653 at 6%; with 50% employer match about $249,653 at 4% or $166,436 at 6%; with 100% employer match about $187,240 at 4% or $124,827 at 6%.
201015$47,196$45,049$9,010iApproximate average salary by contribution assumption: employee only about $225,245 at 4% or $150,163 at 6%; with 50% employer match about $150,163 at 4% or $100,109 at 6%; with 100% employer match about $112,622 at 4% or $75,082 at 6%.
Sea to Summit 401(K) Plan-5$47,196$45,049$9,010iApproximate average salary by contribution assumption: employee only about $225,245 at 4% or $150,163 at 6%; with 50% employer match about $150,163 at 4% or $100,109 at 6%; with 100% employer match about $112,622 at 4% or $75,082 at 6%.