Civic Intelligence

Interphase Incorporated

Plan context: Interphase Office Systems Inc. 401K Plan

EIN 38-2343185 • Grand Rapids, MI • 26 filings • 4 plans

3036 Eastern Ave SEGrand Rapids, MI 49508
Current Snapshot

Latest Year

2024

2024 Participants

19

2024 Assets

$1,505,636

2024 Contributions

$99,447

Historical Graphs

Total Assets Over Time

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

$1,505,636$752,818$0199920122024YearValue
$1,505,636Latest year 2024

Participants Over Time

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

26130199920122024YearValue
19Latest 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
2024119$1,505,636$99,447$5,234iApproximate average salary by contribution assumption: employee only about $130,851 at 4% or $87,234 at 6%; with 50% employer match about $87,234 at 4% or $58,156 at 6%; with 100% employer match about $65,426 at 4% or $43,617 at 6%.
Interphase Office Systems Inc. 401K Plan-19$1,505,636$99,447$5,234iApproximate average salary by contribution assumption: employee only about $130,851 at 4% or $87,234 at 6%; with 50% employer match about $87,234 at 4% or $58,156 at 6%; with 100% employer match about $65,426 at 4% or $43,617 at 6%.
2023119$1,283,330$88,686$4,668iApproximate average salary by contribution assumption: employee only about $116,692 at 4% or $77,795 at 6%; with 50% employer match about $77,795 at 4% or $51,863 at 6%; with 100% employer match about $58,346 at 4% or $38,897 at 6%.
Interphase Office Systems Inc. 401K Plan-19$1,283,330$88,686$4,668iApproximate average salary by contribution assumption: employee only about $116,692 at 4% or $77,795 at 6%; with 50% employer match about $77,795 at 4% or $51,863 at 6%; with 100% employer match about $58,346 at 4% or $38,897 at 6%.
2022119$1,038,479$84,272$4,435iApproximate average salary by contribution assumption: employee only about $110,884 at 4% or $73,923 at 6%; with 50% employer match about $73,923 at 4% or $49,282 at 6%; with 100% employer match about $55,442 at 4% or $36,961 at 6%.
Interphase Office Systems Inc. 401K Plan-19$1,038,479$84,272$4,435iApproximate average salary by contribution assumption: employee only about $110,884 at 4% or $73,923 at 6%; with 50% employer match about $73,923 at 4% or $49,282 at 6%; with 100% employer match about $55,442 at 4% or $36,961 at 6%.
2021119$1,219,090$96,234$5,065iApproximate average salary by contribution assumption: employee only about $126,624 at 4% or $84,416 at 6%; with 50% employer match about $84,416 at 4% or $56,277 at 6%; with 100% employer match about $63,312 at 4% or $42,208 at 6%.
Interphase Office Systems Inc. 401K Plan-19$1,219,090$96,234$5,065iApproximate average salary by contribution assumption: employee only about $126,624 at 4% or $84,416 at 6%; with 50% employer match about $84,416 at 4% or $56,277 at 6%; with 100% employer match about $63,312 at 4% or $42,208 at 6%.
2020119$1,180,099$98,701$5,195iApproximate average salary by contribution assumption: employee only about $129,870 at 4% or $86,580 at 6%; with 50% employer match about $86,580 at 4% or $57,720 at 6%; with 100% employer match about $64,935 at 4% or $43,290 at 6%.
Interphase Office Systems Inc. 401K Plan-19$1,180,099$98,701$5,195iApproximate average salary by contribution assumption: employee only about $129,870 at 4% or $86,580 at 6%; with 50% employer match about $86,580 at 4% or $57,720 at 6%; with 100% employer match about $64,935 at 4% or $43,290 at 6%.
2019123$976,229$81,476$3,542iApproximate average salary by contribution assumption: employee only about $88,561 at 4% or $59,041 at 6%; with 50% employer match about $59,041 at 4% or $39,360 at 6%; with 100% employer match about $44,280 at 4% or $29,520 at 6%.
Interphase Office Systems Inc. 401K Plan-23$976,229$81,476$3,542iApproximate average salary by contribution assumption: employee only about $88,561 at 4% or $59,041 at 6%; with 50% employer match about $59,041 at 4% or $39,360 at 6%; with 100% employer match about $44,280 at 4% or $29,520 at 6%.
2018121$759,796$55,260$2,631iApproximate average salary by contribution assumption: employee only about $65,786 at 4% or $43,857 at 6%; with 50% employer match about $43,857 at 4% or $29,238 at 6%; with 100% employer match about $32,893 at 4% or $21,929 at 6%.
Interphase Office Systems Inc. 401K Plan-21$759,796$55,260$2,631iApproximate average salary by contribution assumption: employee only about $65,786 at 4% or $43,857 at 6%; with 50% employer match about $43,857 at 4% or $29,238 at 6%; with 100% employer match about $32,893 at 4% or $21,929 at 6%.
2017123$914,406$103,758$4,511iApproximate average salary by contribution assumption: employee only about $112,780 at 4% or $75,187 at 6%; with 50% employer match about $75,187 at 4% or $50,125 at 6%; with 100% employer match about $56,390 at 4% or $37,593 at 6%.
Interphase Office Systems Inc. 401K Plan-23$914,406$103,758$4,511iApproximate average salary by contribution assumption: employee only about $112,780 at 4% or $75,187 at 6%; with 50% employer match about $75,187 at 4% or $50,125 at 6%; with 100% employer match about $56,390 at 4% or $37,593 at 6%.
2016126$970,575$146,986$5,653iApproximate average salary by contribution assumption: employee only about $141,333 at 4% or $94,222 at 6%; with 50% employer match about $94,222 at 4% or $62,815 at 6%; with 100% employer match about $70,666 at 4% or $47,111 at 6%.
Interphase Office Systems Inc. 401K Plan-26$970,575$146,986$5,653iApproximate average salary by contribution assumption: employee only about $141,333 at 4% or $94,222 at 6%; with 50% employer match about $94,222 at 4% or $62,815 at 6%; with 100% employer match about $70,666 at 4% or $47,111 at 6%.
2015124$1,240,204$111,658$4,652iApproximate average salary by contribution assumption: employee only about $116,310 at 4% or $77,540 at 6%; with 50% employer match about $77,540 at 4% or $51,694 at 6%; with 100% employer match about $58,155 at 4% or $38,770 at 6%.
Interphase Office Systems Inc. 401K Plan-24$1,240,204$111,658$4,652iApproximate average salary by contribution assumption: employee only about $116,310 at 4% or $77,540 at 6%; with 50% employer match about $77,540 at 4% or $51,694 at 6%; with 100% employer match about $58,155 at 4% or $38,770 at 6%.
2014123$1,224,676$148,726$6,466iApproximate average salary by contribution assumption: employee only about $161,659 at 4% or $107,772 at 6%; with 50% employer match about $107,772 at 4% or $71,848 at 6%; with 100% employer match about $80,829 at 4% or $53,886 at 6%.
Interphase Office Systems Inc. 401K Plan-23$1,224,676$148,726$6,466iApproximate average salary by contribution assumption: employee only about $161,659 at 4% or $107,772 at 6%; with 50% employer match about $107,772 at 4% or $71,848 at 6%; with 100% employer match about $80,829 at 4% or $53,886 at 6%.
2013122$1,067,527$156,043$7,093iApproximate average salary by contribution assumption: employee only about $177,322 at 4% or $118,214 at 6%; with 50% employer match about $118,214 at 4% or $78,810 at 6%; with 100% employer match about $88,661 at 4% or $59,107 at 6%.
Interphase Office Systems Inc. 401K Plan-22$1,067,527$156,043$7,093iApproximate average salary by contribution assumption: employee only about $177,322 at 4% or $118,214 at 6%; with 50% employer match about $118,214 at 4% or $78,810 at 6%; with 100% employer match about $88,661 at 4% or $59,107 at 6%.
2012123$870,125$123,345$5,363iApproximate average salary by contribution assumption: employee only about $134,071 at 4% or $89,380 at 6%; with 50% employer match about $89,380 at 4% or $59,587 at 6%; with 100% employer match about $67,035 at 4% or $44,690 at 6%.
Interphase Office Systems Inc. 401K Plan-23$870,125$123,345$5,363iApproximate average salary by contribution assumption: employee only about $134,071 at 4% or $89,380 at 6%; with 50% employer match about $89,380 at 4% or $59,587 at 6%; with 100% employer match about $67,035 at 4% or $44,690 at 6%.
2011123$701,657$104,448$4,541iApproximate average salary by contribution assumption: employee only about $113,530 at 4% or $75,687 at 6%; with 50% employer match about $75,687 at 4% or $50,458 at 6%; with 100% employer match about $56,765 at 4% or $37,843 at 6%.
Interphase Office Systems Inc. 401K Plan-23$701,657$104,448$4,541iApproximate average salary by contribution assumption: employee only about $113,530 at 4% or $75,687 at 6%; with 50% employer match about $75,687 at 4% or $50,458 at 6%; with 100% employer match about $56,765 at 4% or $37,843 at 6%.
2010119$745,611$91,057$4,792iApproximate average salary by contribution assumption: employee only about $119,812 at 4% or $79,875 at 6%; with 50% employer match about $79,875 at 4% or $53,250 at 6%; with 100% employer match about $59,906 at 4% or $39,937 at 6%.
Interphase Office Systems Inc. 401K Plan-19$745,611$91,057$4,792iApproximate average salary by contribution assumption: employee only about $119,812 at 4% or $79,875 at 6%; with 50% employer match about $79,875 at 4% or $53,250 at 6%; with 100% employer match about $59,906 at 4% or $39,937 at 6%.
2009121$708,531$110,640$5,269iApproximate average salary by contribution assumption: employee only about $131,714 at 4% or $87,810 at 6%; with 50% employer match about $87,810 at 4% or $58,540 at 6%; with 100% employer match about $65,857 at 4% or $43,905 at 6%.
Interphase Office Systems Inc. 401K Plan-21$708,531$110,640$5,269iApproximate average salary by contribution assumption: employee only about $131,714 at 4% or $87,810 at 6%; with 50% employer match about $87,810 at 4% or $58,540 at 6%; with 100% employer match about $65,857 at 4% or $43,905 at 6%.
2008123$440,992$111,593$4,852iApproximate average salary by contribution assumption: employee only about $121,297 at 4% or $80,864 at 6%; with 50% employer match about $80,864 at 4% or $53,910 at 6%; with 100% employer match about $60,648 at 4% or $40,432 at 6%.
Interphase Office Systems Inc. 401K Plan-23$440,992$111,593$4,852iApproximate average salary by contribution assumption: employee only about $121,297 at 4% or $80,864 at 6%; with 50% employer match about $80,864 at 4% or $53,910 at 6%; with 100% employer match about $60,648 at 4% or $40,432 at 6%.
2007123$629,844$76,724$3,336iApproximate average salary by contribution assumption: employee only about $83,396 at 4% or $55,597 at 6%; with 50% employer match about $55,597 at 4% or $37,065 at 6%; with 100% employer match about $41,698 at 4% or $27,799 at 6%.
Interphase Office Systems Inc. 401K Plan-23$629,844$76,724$3,336iApproximate average salary by contribution assumption: employee only about $83,396 at 4% or $55,597 at 6%; with 50% employer match about $55,597 at 4% or $37,065 at 6%; with 100% employer match about $41,698 at 4% or $27,799 at 6%.
2006121$537,153$107,214$5,105iApproximate average salary by contribution assumption: employee only about $127,636 at 4% or $85,090 at 6%; with 50% employer match about $85,090 at 4% or $56,727 at 6%; with 100% employer match about $63,818 at 4% or $42,545 at 6%.
Interphase Office Systems Inc. 401K Plan-21$537,153$107,214$5,105iApproximate average salary by contribution assumption: employee only about $127,636 at 4% or $85,090 at 6%; with 50% employer match about $85,090 at 4% or $56,727 at 6%; with 100% employer match about $63,818 at 4% or $42,545 at 6%.
2005120$403,140$81,647$4,082iApproximate average salary by contribution assumption: employee only about $102,059 at 4% or $68,039 at 6%; with 50% employer match about $68,039 at 4% or $45,359 at 6%; with 100% employer match about $51,029 at 4% or $34,020 at 6%.
Interphase Office Systems Inc. 401K Plan-20$403,140$81,647$4,082iApproximate average salary by contribution assumption: employee only about $102,059 at 4% or $68,039 at 6%; with 50% employer match about $68,039 at 4% or $45,359 at 6%; with 100% employer match about $51,029 at 4% or $34,020 at 6%.
2004118$313,304$77,385$4,299iApproximate average salary by contribution assumption: employee only about $107,479 at 4% or $71,653 at 6%; with 50% employer match about $71,653 at 4% or $47,769 at 6%; with 100% employer match about $53,740 at 4% or $35,826 at 6%.
Interphase Office Systems Inc. 401K Plan-18$313,304$77,385$4,299iApproximate average salary by contribution assumption: employee only about $107,479 at 4% or $71,653 at 6%; with 50% employer match about $71,653 at 4% or $47,769 at 6%; with 100% employer match about $53,740 at 4% or $35,826 at 6%.
2003116$223,397$34,668$2,167iApproximate average salary by contribution assumption: employee only about $54,169 at 4% or $36,113 at 6%; with 50% employer match about $36,113 at 4% or $24,075 at 6%; with 100% employer match about $27,084 at 4% or $18,056 at 6%.
Interphase Office Systems Inc. 401K Plan-16$223,397$34,668$2,167iApproximate average salary by contribution assumption: employee only about $54,169 at 4% or $36,113 at 6%; with 50% employer match about $36,113 at 4% or $24,075 at 6%; with 100% employer match about $27,084 at 4% or $18,056 at 6%.
2002118$219,952$32,194$1,789iApproximate average salary by contribution assumption: employee only about $44,714 at 4% or $29,809 at 6%; with 50% employer match about $29,809 at 4% or $19,873 at 6%; with 100% employer match about $22,357 at 4% or $14,905 at 6%.
Interphase Office Systems Inc. 401K Plan-18$219,952$32,194$1,789iApproximate average salary by contribution assumption: employee only about $44,714 at 4% or $29,809 at 6%; with 50% employer match about $29,809 at 4% or $19,873 at 6%; with 100% employer match about $22,357 at 4% or $14,905 at 6%.
2001114$314,617$42,717$3,051iApproximate average salary by contribution assumption: employee only about $76,280 at 4% or $50,854 at 6%; with 50% employer match about $50,854 at 4% or $33,902 at 6%; with 100% employer match about $38,140 at 4% or $25,427 at 6%.
Interphase Office Systems Inc. 401K Plan-14$314,617$42,717$3,051iApproximate average salary by contribution assumption: employee only about $76,280 at 4% or $50,854 at 6%; with 50% employer match about $50,854 at 4% or $33,902 at 6%; with 100% employer match about $38,140 at 4% or $25,427 at 6%.
2000117$0$0-
Interphase Office Systems Inc. 401K Plan-17---
1999121$577,494$85,419$4,068iApproximate average salary by contribution assumption: employee only about $101,689 at 4% or $67,793 at 6%; with 50% employer match about $67,793 at 4% or $45,195 at 6%; with 100% employer match about $50,845 at 4% or $33,896 at 6%.
Interphase Office Systems Inc. 401K Plan-21$577,494$85,419$4,068iApproximate average salary by contribution assumption: employee only about $101,689 at 4% or $67,793 at 6%; with 50% employer match about $67,793 at 4% or $45,195 at 6%; with 100% employer match about $50,845 at 4% or $33,896 at 6%.