Civic Intelligence

Security Engineered Machinery Co. Inc.

Plan context: Security Engineered Machinery Co. Inc Employer Participant Trust

EIN 04-2425508 • Westborough, MA • 38 filings • 5 plans

5 Walkup DrivePO Box 1045Westborough, MA 01581
Current Snapshot

Latest Year

2025

2025 Participants

69

2025 Assets

$13,085,680

2025 Contributions

$878,583

Historical Graphs

Total Assets Over Time

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

$13,085,680$6,542,840$0199920142025YearValue
$13,085,680Latest year 2025

Participants Over Time

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

78390199920122025YearValue
69Latest 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
2025169$13,085,680$878,583$12,733iApproximate average salary by contribution assumption: employee only about $318,327 at 4% or $212,218 at 6%; with 50% employer match about $212,218 at 4% or $141,479 at 6%; with 100% employer match about $159,164 at 4% or $106,109 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-69$13,085,680$878,583$12,733iApproximate average salary by contribution assumption: employee only about $318,327 at 4% or $212,218 at 6%; with 50% employer match about $212,218 at 4% or $141,479 at 6%; with 100% employer match about $159,164 at 4% or $106,109 at 6%.
2024171$11,126,856$784,232$11,046iApproximate average salary by contribution assumption: employee only about $276,138 at 4% or $184,092 at 6%; with 50% employer match about $184,092 at 4% or $122,728 at 6%; with 100% employer match about $138,069 at 4% or $92,046 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-71$11,126,856$784,232$11,046iApproximate average salary by contribution assumption: employee only about $276,138 at 4% or $184,092 at 6%; with 50% employer match about $184,092 at 4% or $122,728 at 6%; with 100% employer match about $138,069 at 4% or $92,046 at 6%.
2023178$9,304,392$987,957$12,666iApproximate average salary by contribution assumption: employee only about $316,653 at 4% or $211,102 at 6%; with 50% employer match about $211,102 at 4% or $140,735 at 6%; with 100% employer match about $158,326 at 4% or $105,551 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-78$9,304,392$987,957$12,666iApproximate average salary by contribution assumption: employee only about $316,653 at 4% or $211,102 at 6%; with 50% employer match about $211,102 at 4% or $140,735 at 6%; with 100% employer match about $158,326 at 4% or $105,551 at 6%.
2022169$6,812,623$650,386$9,426iApproximate average salary by contribution assumption: employee only about $235,647 at 4% or $157,098 at 6%; with 50% employer match about $157,098 at 4% or $104,732 at 6%; with 100% employer match about $117,824 at 4% or $78,549 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-69$6,812,623$650,386$9,426iApproximate average salary by contribution assumption: employee only about $235,647 at 4% or $157,098 at 6%; with 50% employer match about $157,098 at 4% or $104,732 at 6%; with 100% employer match about $117,824 at 4% or $78,549 at 6%.
2021165$8,211,634$604,948$9,307iApproximate average salary by contribution assumption: employee only about $232,672 at 4% or $155,115 at 6%; with 50% employer match about $155,115 at 4% or $103,410 at 6%; with 100% employer match about $116,336 at 4% or $77,557 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-65$8,211,634$604,948$9,307iApproximate average salary by contribution assumption: employee only about $232,672 at 4% or $155,115 at 6%; with 50% employer match about $155,115 at 4% or $103,410 at 6%; with 100% employer match about $116,336 at 4% or $77,557 at 6%.
2020159$6,639,232$1,184,658$20,079iApproximate average salary by contribution assumption: employee only about $501,974 at 4% or $334,649 at 6%; with 50% employer match about $334,649 at 4% or $223,099 at 6%; with 100% employer match about $250,987 at 4% or $167,325 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-59$6,639,232$1,184,658$20,079iApproximate average salary by contribution assumption: employee only about $501,974 at 4% or $334,649 at 6%; with 50% employer match about $334,649 at 4% or $223,099 at 6%; with 100% employer match about $250,987 at 4% or $167,325 at 6%.
2019152$4,473,759$535,480$10,298iApproximate average salary by contribution assumption: employee only about $257,442 at 4% or $171,628 at 6%; with 50% employer match about $171,628 at 4% or $114,419 at 6%; with 100% employer match about $128,721 at 4% or $85,814 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-52$4,473,759$535,480$10,298iApproximate average salary by contribution assumption: employee only about $257,442 at 4% or $171,628 at 6%; with 50% employer match about $171,628 at 4% or $114,419 at 6%; with 100% employer match about $128,721 at 4% or $85,814 at 6%.
2018145$3,388,970$654,758$14,550iApproximate average salary by contribution assumption: employee only about $363,754 at 4% or $242,503 at 6%; with 50% employer match about $242,503 at 4% or $161,669 at 6%; with 100% employer match about $181,877 at 4% or $121,251 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-45$3,388,970$654,758$14,550iApproximate average salary by contribution assumption: employee only about $363,754 at 4% or $242,503 at 6%; with 50% employer match about $242,503 at 4% or $161,669 at 6%; with 100% employer match about $181,877 at 4% or $121,251 at 6%.
2017150$3,107,353$345,893$6,918iApproximate average salary by contribution assumption: employee only about $172,947 at 4% or $115,298 at 6%; with 50% employer match about $115,298 at 4% or $76,865 at 6%; with 100% employer match about $86,473 at 4% or $57,649 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-50$3,107,353$345,893$6,918iApproximate average salary by contribution assumption: employee only about $172,947 at 4% or $115,298 at 6%; with 50% employer match about $115,298 at 4% or $76,865 at 6%; with 100% employer match about $86,473 at 4% or $57,649 at 6%.
2016147$3,008,902$331,014$7,043iApproximate average salary by contribution assumption: employee only about $176,071 at 4% or $117,381 at 6%; with 50% employer match about $117,381 at 4% or $78,254 at 6%; with 100% employer match about $88,036 at 4% or $58,690 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-47$3,008,902$331,014$7,043iApproximate average salary by contribution assumption: employee only about $176,071 at 4% or $117,381 at 6%; with 50% employer match about $117,381 at 4% or $78,254 at 6%; with 100% employer match about $88,036 at 4% or $58,690 at 6%.
2015143$2,807,860$294,566$6,850iApproximate average salary by contribution assumption: employee only about $171,259 at 4% or $114,173 at 6%; with 50% employer match about $114,173 at 4% or $76,115 at 6%; with 100% employer match about $85,630 at 4% or $57,086 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-43$2,807,860$294,566$6,850iApproximate average salary by contribution assumption: employee only about $171,259 at 4% or $114,173 at 6%; with 50% employer match about $114,173 at 4% or $76,115 at 6%; with 100% employer match about $85,630 at 4% or $57,086 at 6%.
2014247$3,295,780$263,613$5,609iApproximate average salary by contribution assumption: employee only about $140,220 at 4% or $93,480 at 6%; with 50% employer match about $93,480 at 4% or $62,320 at 6%; with 100% employer match about $70,110 at 4% or $46,740 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-47$3,295,780$263,613$5,609iApproximate average salary by contribution assumption: employee only about $140,220 at 4% or $93,480 at 6%; with 50% employer match about $93,480 at 4% or $62,320 at 6%; with 100% employer match about $70,110 at 4% or $46,740 at 6%.
Sem Voluntary Employees Beneficiary Association--$0--
2013246$2,902,502$865,631$18,818iApproximate average salary by contribution assumption: employee only about $470,452 at 4% or $313,634 at 6%; with 50% employer match about $313,634 at 4% or $209,090 at 6%; with 100% employer match about $235,226 at 4% or $156,817 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-46$2,875,664$265,805$5,778iApproximate average salary by contribution assumption: employee only about $144,459 at 4% or $96,306 at 6%; with 50% employer match about $96,306 at 4% or $64,204 at 6%; with 100% employer match about $72,230 at 4% or $48,153 at 6%.
Sem Voluntary Employees Beneficiary Association-41$26,838$599,826$14,630iApproximate average salary by contribution assumption: employee only about $365,748 at 4% or $243,832 at 6%; with 50% employer match about $243,832 at 4% or $162,554 at 6%; with 100% employer match about $182,874 at 4% or $121,916 at 6%.
2012244$2,228,304$707,557$16,081iApproximate average salary by contribution assumption: employee only about $402,021 at 4% or $268,014 at 6%; with 50% employer match about $268,014 at 4% or $178,676 at 6%; with 100% employer match about $201,011 at 4% or $134,007 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-44$2,224,249$196,374$4,463iApproximate average salary by contribution assumption: employee only about $111,576 at 4% or $74,384 at 6%; with 50% employer match about $74,384 at 4% or $49,589 at 6%; with 100% employer match about $55,788 at 4% or $37,192 at 6%.
Sem Voluntary Employees Beneficiary Association-42$4,055$511,183$12,171iApproximate average salary by contribution assumption: employee only about $304,276 at 4% or $202,850 at 6%; with 50% employer match about $202,850 at 4% or $135,234 at 6%; with 100% employer match about $152,138 at 4% or $101,425 at 6%.
2011248$1,847,332$737,265$15,360iApproximate average salary by contribution assumption: employee only about $383,992 at 4% or $255,995 at 6%; with 50% employer match about $255,995 at 4% or $170,663 at 6%; with 100% employer match about $191,996 at 4% or $127,997 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-48$1,843,118$174,738$3,640iApproximate average salary by contribution assumption: employee only about $91,009 at 4% or $60,673 at 6%; with 50% employer match about $60,673 at 4% or $40,449 at 6%; with 100% employer match about $45,505 at 4% or $30,336 at 6%.
Sem Voluntary Employees Beneficiary Association-41$4,214$562,527$13,720iApproximate average salary by contribution assumption: employee only about $343,004 at 4% or $228,670 at 6%; with 50% employer match about $228,670 at 4% or $152,446 at 6%; with 100% employer match about $171,502 at 4% or $114,335 at 6%.
2010249$1,944,400$597,499$12,194iApproximate average salary by contribution assumption: employee only about $304,846 at 4% or $203,231 at 6%; with 50% employer match about $203,231 at 4% or $135,487 at 6%; with 100% employer match about $152,423 at 4% or $101,615 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-49$1,940,071$156,264$3,189iApproximate average salary by contribution assumption: employee only about $79,727 at 4% or $53,151 at 6%; with 50% employer match about $53,151 at 4% or $35,434 at 6%; with 100% employer match about $39,863 at 4% or $26,576 at 6%.
Sem Voluntary Employees Beneficiary Association-43$4,329$441,235$10,261iApproximate average salary by contribution assumption: employee only about $256,532 at 4% or $171,021 at 6%; with 50% employer match about $171,021 at 4% or $114,014 at 6%; with 100% employer match about $128,266 at 4% or $85,511 at 6%.
2009244$1,604,445$773,284$17,575iApproximate average salary by contribution assumption: employee only about $439,366 at 4% or $292,911 at 6%; with 50% employer match about $292,911 at 4% or $195,274 at 6%; with 100% employer match about $219,683 at 4% or $146,455 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-44$1,599,989$151,540$3,444iApproximate average salary by contribution assumption: employee only about $86,102 at 4% or $57,402 at 6%; with 50% employer match about $57,402 at 4% or $38,268 at 6%; with 100% employer match about $43,051 at 4% or $28,701 at 6%.
Sem Voluntary Employees Beneficiary Association-42$4,456$621,744$14,803iApproximate average salary by contribution assumption: employee only about $370,086 at 4% or $246,724 at 6%; with 50% employer match about $246,724 at 4% or $164,483 at 6%; with 100% employer match about $185,043 at 4% or $123,362 at 6%.
2008243$1,726,696$182,764$4,250iApproximate average salary by contribution assumption: employee only about $106,258 at 4% or $70,839 at 6%; with 50% employer match about $70,839 at 4% or $47,226 at 6%; with 100% employer match about $53,129 at 4% or $35,419 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-38$1,726,696$182,764$4,810iApproximate average salary by contribution assumption: employee only about $120,239 at 4% or $80,160 at 6%; with 50% employer match about $80,160 at 4% or $53,440 at 6%; with 100% employer match about $60,120 at 4% or $40,080 at 6%.
Sem Voluntary Employees Beneficiary Association-43---
2007145$0$0-
Sem Voluntary Employees Beneficiary Association-45---
2006241$2,501,421$733,057$17,879iApproximate average salary by contribution assumption: employee only about $446,986 at 4% or $297,991 at 6%; with 50% employer match about $297,991 at 4% or $198,660 at 6%; with 100% employer match about $223,493 at 4% or $148,995 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-40$2,494,276$253,057$6,326iApproximate average salary by contribution assumption: employee only about $158,161 at 4% or $105,440 at 6%; with 50% employer match about $105,440 at 4% or $70,294 at 6%; with 100% employer match about $79,080 at 4% or $52,720 at 6%.
Sem Voluntary Employees Beneficiary Association-41$7,145$480,000$11,707iApproximate average salary by contribution assumption: employee only about $292,683 at 4% or $195,122 at 6%; with 50% employer match about $195,122 at 4% or $130,081 at 6%; with 100% employer match about $146,341 at 4% or $97,561 at 6%.
2005238$2,004,392$259,945$6,841iApproximate average salary by contribution assumption: employee only about $171,016 at 4% or $114,011 at 6%; with 50% employer match about $114,011 at 4% or $76,007 at 6%; with 100% employer match about $85,508 at 4% or $57,005 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-38$1,999,779$184,945$4,867iApproximate average salary by contribution assumption: employee only about $121,674 at 4% or $81,116 at 6%; with 50% employer match about $81,116 at 4% or $54,077 at 6%; with 100% employer match about $60,837 at 4% or $40,558 at 6%.
Sem Voluntary Employees Beneficiary Association-38$4,613$75,000$1,974iApproximate average salary by contribution assumption: employee only about $49,342 at 4% or $32,895 at 6%; with 50% employer match about $32,895 at 4% or $21,930 at 6%; with 100% employer match about $24,671 at 4% or $16,447 at 6%.
2004239$2,662,662$657,573$16,861iApproximate average salary by contribution assumption: employee only about $421,521 at 4% or $281,014 at 6%; with 50% employer match about $281,014 at 4% or $187,343 at 6%; with 100% employer match about $210,761 at 4% or $140,507 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-36$2,262,566$167,573$4,655iApproximate average salary by contribution assumption: employee only about $116,370 at 4% or $77,580 at 6%; with 50% employer match about $77,580 at 4% or $51,720 at 6%; with 100% employer match about $58,185 at 4% or $38,790 at 6%.
Sem Voluntary Employees Beneficiary Association-39$400,096$490,000$12,564iApproximate average salary by contribution assumption: employee only about $314,103 at 4% or $209,402 at 6%; with 50% employer match about $209,402 at 4% or $139,601 at 6%; with 100% employer match about $157,051 at 4% or $104,701 at 6%.
2003237$2,304,514$519,445$14,039iApproximate average salary by contribution assumption: employee only about $350,976 at 4% or $233,984 at 6%; with 50% employer match about $233,984 at 4% or $155,989 at 6%; with 100% employer match about $175,488 at 4% or $116,992 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-34$2,004,514$219,445$6,454iApproximate average salary by contribution assumption: employee only about $161,357 at 4% or $107,571 at 6%; with 50% employer match about $107,571 at 4% or $71,714 at 6%; with 100% employer match about $80,678 at 4% or $53,786 at 6%.
Sem Voluntary Employees Beneficiary Association-37$300,000$300,000$8,108iApproximate average salary by contribution assumption: employee only about $202,703 at 4% or $135,135 at 6%; with 50% employer match about $135,135 at 4% or $90,090 at 6%; with 100% employer match about $101,351 at 4% or $67,568 at 6%.
2002132$2,008,809$119,495$3,734iApproximate average salary by contribution assumption: employee only about $93,355 at 4% or $62,237 at 6%; with 50% employer match about $62,237 at 4% or $41,491 at 6%; with 100% employer match about $46,678 at 4% or $31,118 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-32$2,008,809$119,495$3,734iApproximate average salary by contribution assumption: employee only about $93,355 at 4% or $62,237 at 6%; with 50% employer match about $62,237 at 4% or $41,491 at 6%; with 100% employer match about $46,678 at 4% or $31,118 at 6%.
2001130$0$0-
Security Engineered Machinery Co. Inc Employer Participant Trust-30---
2000127$0$0-
Security Engineered Machinery Co. Inc Employer Participant Trust-27---
1999132$3,373,041$140,965$4,405iApproximate average salary by contribution assumption: employee only about $110,129 at 4% or $73,419 at 6%; with 50% employer match about $73,419 at 4% or $48,946 at 6%; with 100% employer match about $55,064 at 4% or $36,710 at 6%.
Security Engineered Machinery Co. Inc Employer Participant Trust-32$3,373,041$140,965$4,405iApproximate average salary by contribution assumption: employee only about $110,129 at 4% or $73,419 at 6%; with 50% employer match about $73,419 at 4% or $48,946 at 6%; with 100% employer match about $55,064 at 4% or $36,710 at 6%.