Civic Intelligence

Jentek Sensors

Plan context: Jentek 401K Plan

EIN 04-3145930 • Marlborough, MA • 27 filings • 2 plans

121 Bartlett StreetMarlborough, MA 01752
Current Snapshot

Latest Year

2025

2025 Participants

29

2025 Assets

$6,087,158

2025 Contributions

$201,581

Historical Graphs

Total Assets Over Time

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

$6,087,158$3,043,579$0199920132025YearValue
$6,087,158Latest year 2025

Participants Over Time

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

45230199920122025YearValue
29Latest 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
2025129$6,087,158$201,581$6,951iApproximate average salary by contribution assumption: employee only about $173,777 at 4% or $115,851 at 6%; with 50% employer match about $115,851 at 4% or $77,234 at 6%; with 100% employer match about $86,888 at 4% or $57,926 at 6%.
Jentek 401K Plan-29$6,087,158$201,581$6,951iApproximate average salary by contribution assumption: employee only about $173,777 at 4% or $115,851 at 6%; with 50% employer match about $115,851 at 4% or $77,234 at 6%; with 100% employer match about $86,888 at 4% or $57,926 at 6%.
2024131$5,441,104$267,582$8,632iApproximate average salary by contribution assumption: employee only about $215,792 at 4% or $143,861 at 6%; with 50% employer match about $143,861 at 4% or $95,908 at 6%; with 100% employer match about $107,896 at 4% or $71,931 at 6%.
Jentek 401K Plan-31$5,441,104$267,582$8,632iApproximate average salary by contribution assumption: employee only about $215,792 at 4% or $143,861 at 6%; with 50% employer match about $143,861 at 4% or $95,908 at 6%; with 100% employer match about $107,896 at 4% or $71,931 at 6%.
2023128$4,568,768$225,818$8,065iApproximate average salary by contribution assumption: employee only about $201,623 at 4% or $134,415 at 6%; with 50% employer match about $134,415 at 4% or $89,610 at 6%; with 100% employer match about $100,812 at 4% or $67,208 at 6%.
Jentek 401K Plan-28$4,568,768$225,818$8,065iApproximate average salary by contribution assumption: employee only about $201,623 at 4% or $134,415 at 6%; with 50% employer match about $134,415 at 4% or $89,610 at 6%; with 100% employer match about $100,812 at 4% or $67,208 at 6%.
2022123$4,469,297$185,318$8,057iApproximate average salary by contribution assumption: employee only about $201,433 at 4% or $134,288 at 6%; with 50% employer match about $134,288 at 4% or $89,526 at 6%; with 100% employer match about $100,716 at 4% or $67,144 at 6%.
Jentek 401K Plan-23$4,469,297$185,318$8,057iApproximate average salary by contribution assumption: employee only about $201,433 at 4% or $134,288 at 6%; with 50% employer match about $134,288 at 4% or $89,526 at 6%; with 100% employer match about $100,716 at 4% or $67,144 at 6%.
2021124$5,572,335$164,055$6,836iApproximate average salary by contribution assumption: employee only about $170,891 at 4% or $113,927 at 6%; with 50% employer match about $113,927 at 4% or $75,951 at 6%; with 100% employer match about $85,445 at 4% or $56,964 at 6%.
Jentek 401K Plan-24$5,572,335$164,055$6,836iApproximate average salary by contribution assumption: employee only about $170,891 at 4% or $113,927 at 6%; with 50% employer match about $113,927 at 4% or $75,951 at 6%; with 100% employer match about $85,445 at 4% or $56,964 at 6%.
2020125$4,927,059$180,579$7,223iApproximate average salary by contribution assumption: employee only about $180,579 at 4% or $120,386 at 6%; with 50% employer match about $120,386 at 4% or $80,257 at 6%; with 100% employer match about $90,290 at 4% or $60,193 at 6%.
Jentek 401K Plan-25$4,927,059$180,579$7,223iApproximate average salary by contribution assumption: employee only about $180,579 at 4% or $120,386 at 6%; with 50% employer match about $120,386 at 4% or $80,257 at 6%; with 100% employer match about $90,290 at 4% or $60,193 at 6%.
2019137$4,261,722$152,673$4,126iApproximate average salary by contribution assumption: employee only about $103,157 at 4% or $68,772 at 6%; with 50% employer match about $68,772 at 4% or $45,848 at 6%; with 100% employer match about $51,579 at 4% or $34,386 at 6%.
Jentek 401K Plan-37$4,261,722$152,673$4,126iApproximate average salary by contribution assumption: employee only about $103,157 at 4% or $68,772 at 6%; with 50% employer match about $68,772 at 4% or $45,848 at 6%; with 100% employer match about $51,579 at 4% or $34,386 at 6%.
2018134$3,800,635$108,846$3,201iApproximate average salary by contribution assumption: employee only about $80,034 at 4% or $53,356 at 6%; with 50% employer match about $53,356 at 4% or $35,571 at 6%; with 100% employer match about $40,017 at 4% or $26,678 at 6%.
Jentek 401K Plan-34$3,800,635$108,846$3,201iApproximate average salary by contribution assumption: employee only about $80,034 at 4% or $53,356 at 6%; with 50% employer match about $53,356 at 4% or $35,571 at 6%; with 100% employer match about $40,017 at 4% or $26,678 at 6%.
2017133$4,082,026$127,145$3,853iApproximate average salary by contribution assumption: employee only about $96,322 at 4% or $64,215 at 6%; with 50% employer match about $64,215 at 4% or $42,810 at 6%; with 100% employer match about $48,161 at 4% or $32,107 at 6%.
Jentek 401K Plan-33$4,082,026$127,145$3,853iApproximate average salary by contribution assumption: employee only about $96,322 at 4% or $64,215 at 6%; with 50% employer match about $64,215 at 4% or $42,810 at 6%; with 100% employer match about $48,161 at 4% or $32,107 at 6%.
2016141$3,862,205$181,202$4,420iApproximate average salary by contribution assumption: employee only about $110,489 at 4% or $73,659 at 6%; with 50% employer match about $73,659 at 4% or $49,106 at 6%; with 100% employer match about $55,245 at 4% or $36,830 at 6%.
Jentek 401K Plan-41$3,862,205$181,202$4,420iApproximate average salary by contribution assumption: employee only about $110,489 at 4% or $73,659 at 6%; with 50% employer match about $73,659 at 4% or $49,106 at 6%; with 100% employer match about $55,245 at 4% or $36,830 at 6%.
2015141$3,536,407$255,982$6,243iApproximate average salary by contribution assumption: employee only about $156,087 at 4% or $104,058 at 6%; with 50% employer match about $104,058 at 4% or $69,372 at 6%; with 100% employer match about $78,043 at 4% or $52,029 at 6%.
Jentek 401K Plan-41$3,536,407$255,982$6,243iApproximate average salary by contribution assumption: employee only about $156,087 at 4% or $104,058 at 6%; with 50% employer match about $104,058 at 4% or $69,372 at 6%; with 100% employer match about $78,043 at 4% or $52,029 at 6%.
2014140$3,648,746$266,033$6,651iApproximate average salary by contribution assumption: employee only about $166,271 at 4% or $110,847 at 6%; with 50% employer match about $110,847 at 4% or $73,898 at 6%; with 100% employer match about $83,135 at 4% or $55,424 at 6%.
Jentek 401K Plan-40$3,648,746$266,033$6,651iApproximate average salary by contribution assumption: employee only about $166,271 at 4% or $110,847 at 6%; with 50% employer match about $110,847 at 4% or $73,898 at 6%; with 100% employer match about $83,135 at 4% or $55,424 at 6%.
2013145$3,548,115$513,104$11,402iApproximate average salary by contribution assumption: employee only about $285,058 at 4% or $190,039 at 6%; with 50% employer match about $190,039 at 4% or $126,692 at 6%; with 100% employer match about $142,529 at 4% or $95,019 at 6%.
Jentek 401K Plan-45$3,548,115$513,104$11,402iApproximate average salary by contribution assumption: employee only about $285,058 at 4% or $190,039 at 6%; with 50% employer match about $190,039 at 4% or $126,692 at 6%; with 100% employer match about $142,529 at 4% or $95,019 at 6%.
2012141$2,534,713$287,973$7,024iApproximate average salary by contribution assumption: employee only about $175,593 at 4% or $117,062 at 6%; with 50% employer match about $117,062 at 4% or $78,041 at 6%; with 100% employer match about $87,797 at 4% or $58,531 at 6%.
Jentek 401K Plan-41$2,534,713$287,973$7,024iApproximate average salary by contribution assumption: employee only about $175,593 at 4% or $117,062 at 6%; with 50% employer match about $117,062 at 4% or $78,041 at 6%; with 100% employer match about $87,797 at 4% or $58,531 at 6%.
2011139$2,103,009$272,427$6,985iApproximate average salary by contribution assumption: employee only about $174,633 at 4% or $116,422 at 6%; with 50% employer match about $116,422 at 4% or $77,615 at 6%; with 100% employer match about $87,316 at 4% or $58,211 at 6%.
Jentek 401K Plan-39$2,103,009$272,427$6,985iApproximate average salary by contribution assumption: employee only about $174,633 at 4% or $116,422 at 6%; with 50% employer match about $116,422 at 4% or $77,615 at 6%; with 100% employer match about $87,316 at 4% or $58,211 at 6%.
2010136$1,896,550$238,401$6,622iApproximate average salary by contribution assumption: employee only about $165,556 at 4% or $110,371 at 6%; with 50% employer match about $110,371 at 4% or $73,581 at 6%; with 100% employer match about $82,778 at 4% or $55,185 at 6%.
Jentek 401K Plan-36$1,896,550$238,401$6,622iApproximate average salary by contribution assumption: employee only about $165,556 at 4% or $110,371 at 6%; with 50% employer match about $110,371 at 4% or $73,581 at 6%; with 100% employer match about $82,778 at 4% or $55,185 at 6%.
2009122$1,477,751$227,821$10,356iApproximate average salary by contribution assumption: employee only about $258,888 at 4% or $172,592 at 6%; with 50% employer match about $172,592 at 4% or $115,061 at 6%; with 100% employer match about $129,444 at 4% or $86,296 at 6%.
Jentek 401K Plan-22$1,477,751$227,821$10,356iApproximate average salary by contribution assumption: employee only about $258,888 at 4% or $172,592 at 6%; with 50% employer match about $172,592 at 4% or $115,061 at 6%; with 100% employer match about $129,444 at 4% or $86,296 at 6%.
2008120$1,020,931$183,167$9,158iApproximate average salary by contribution assumption: employee only about $228,959 at 4% or $152,639 at 6%; with 50% employer match about $152,639 at 4% or $101,759 at 6%; with 100% employer match about $114,479 at 4% or $76,320 at 6%.
Jentek 401K Plan-20$1,020,931$183,167$9,158iApproximate average salary by contribution assumption: employee only about $228,959 at 4% or $152,639 at 6%; with 50% employer match about $152,639 at 4% or $101,759 at 6%; with 100% employer match about $114,479 at 4% or $76,320 at 6%.
2007125$1,217,756$225,694$9,028iApproximate average salary by contribution assumption: employee only about $225,694 at 4% or $150,463 at 6%; with 50% employer match about $150,463 at 4% or $100,308 at 6%; with 100% employer match about $112,847 at 4% or $75,231 at 6%.
Jentek 401K Plan-25$1,217,756$225,694$9,028iApproximate average salary by contribution assumption: employee only about $225,694 at 4% or $150,463 at 6%; with 50% employer match about $150,463 at 4% or $100,308 at 6%; with 100% employer match about $112,847 at 4% or $75,231 at 6%.
2006124$957,146$133,721$5,572iApproximate average salary by contribution assumption: employee only about $139,293 at 4% or $92,862 at 6%; with 50% employer match about $92,862 at 4% or $61,908 at 6%; with 100% employer match about $69,646 at 4% or $46,431 at 6%.
Jentek 401K Plan-24$957,146$133,721$5,572iApproximate average salary by contribution assumption: employee only about $139,293 at 4% or $92,862 at 6%; with 50% employer match about $92,862 at 4% or $61,908 at 6%; with 100% employer match about $69,646 at 4% or $46,431 at 6%.
2005128$739,705$120,183$4,292iApproximate average salary by contribution assumption: employee only about $107,306 at 4% or $71,538 at 6%; with 50% employer match about $71,538 at 4% or $47,692 at 6%; with 100% employer match about $53,653 at 4% or $35,769 at 6%.
Jentek 401K Plan-28$739,705$120,183$4,292iApproximate average salary by contribution assumption: employee only about $107,306 at 4% or $71,538 at 6%; with 50% employer match about $71,538 at 4% or $47,692 at 6%; with 100% employer match about $53,653 at 4% or $35,769 at 6%.
2004124$604,127$128,510$5,355iApproximate average salary by contribution assumption: employee only about $133,865 at 4% or $89,243 at 6%; with 50% employer match about $89,243 at 4% or $59,495 at 6%; with 100% employer match about $66,932 at 4% or $44,622 at 6%.
Jentek 401K Plan-24$604,127$128,510$5,355iApproximate average salary by contribution assumption: employee only about $133,865 at 4% or $89,243 at 6%; with 50% employer match about $89,243 at 4% or $59,495 at 6%; with 100% employer match about $66,932 at 4% or $44,622 at 6%.
2003115$435,573$90,116$6,008iApproximate average salary by contribution assumption: employee only about $150,193 at 4% or $100,129 at 6%; with 50% employer match about $100,129 at 4% or $66,753 at 6%; with 100% employer match about $75,097 at 4% or $50,064 at 6%.
Jentek 401K Plan-15$435,573$90,116$6,008iApproximate average salary by contribution assumption: employee only about $150,193 at 4% or $100,129 at 6%; with 50% employer match about $100,129 at 4% or $66,753 at 6%; with 100% employer match about $75,097 at 4% or $50,064 at 6%.
2002114$0$0-
Jentek 401K Plan-14---
2001117$210,077$83,610$4,918iApproximate average salary by contribution assumption: employee only about $122,956 at 4% or $81,971 at 6%; with 50% employer match about $81,971 at 4% or $54,647 at 6%; with 100% employer match about $61,478 at 4% or $40,985 at 6%.
Jentek 401K Plan-17$210,077$83,610$4,918iApproximate average salary by contribution assumption: employee only about $122,956 at 4% or $81,971 at 6%; with 50% employer match about $81,971 at 4% or $54,647 at 6%; with 100% employer match about $61,478 at 4% or $40,985 at 6%.
2000114$135,841$65,776$4,698iApproximate average salary by contribution assumption: employee only about $117,457 at 4% or $78,305 at 6%; with 50% employer match about $78,305 at 4% or $52,203 at 6%; with 100% employer match about $58,729 at 4% or $39,152 at 6%.
Jentek 401K Plan-14$135,841$65,776$4,698iApproximate average salary by contribution assumption: employee only about $117,457 at 4% or $78,305 at 6%; with 50% employer match about $78,305 at 4% or $52,203 at 6%; with 100% employer match about $58,729 at 4% or $39,152 at 6%.
1999111$75,096$0-
Jentek 401K Plan-11$75,096--