Civic Intelligence

Mechanical Design Systems Inc.

Plan context: Mechanical Design Systems Inc. 401(K) Plan

EIN 52-1825389 • Clinton, MD • 20 filings • 3 plans

6302 Aaron LaneClinton, MD 20735
Current Snapshot

Latest Year

2025

2025 Participants

24

2025 Assets

$4,737,396

2025 Contributions

$242,855

Historical Graphs

Total Assets Over Time

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

$4,737,396$2,368,698$0200620162025YearValue
$4,737,396Latest year 2025

Participants Over Time

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

82410200620162025YearValue
24Latest 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
2025124$4,737,396$242,855$10,119iApproximate average salary by contribution assumption: employee only about $252,974 at 4% or $168,649 at 6%; with 50% employer match about $168,649 at 4% or $112,433 at 6%; with 100% employer match about $126,487 at 4% or $84,325 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-24$4,737,396$242,855$10,119iApproximate average salary by contribution assumption: employee only about $252,974 at 4% or $168,649 at 6%; with 50% employer match about $168,649 at 4% or $112,433 at 6%; with 100% employer match about $126,487 at 4% or $84,325 at 6%.
2024125$4,228,861$235,188$9,408iApproximate average salary by contribution assumption: employee only about $235,188 at 4% or $156,792 at 6%; with 50% employer match about $156,792 at 4% or $104,528 at 6%; with 100% employer match about $117,594 at 4% or $78,396 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-25$4,228,861$235,188$9,408iApproximate average salary by contribution assumption: employee only about $235,188 at 4% or $156,792 at 6%; with 50% employer match about $156,792 at 4% or $104,528 at 6%; with 100% employer match about $117,594 at 4% or $78,396 at 6%.
2023127$3,708,183$226,473$8,388iApproximate average salary by contribution assumption: employee only about $209,697 at 4% or $139,798 at 6%; with 50% employer match about $139,798 at 4% or $93,199 at 6%; with 100% employer match about $104,849 at 4% or $69,899 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-27$3,708,183$226,473$8,388iApproximate average salary by contribution assumption: employee only about $209,697 at 4% or $139,798 at 6%; with 50% employer match about $139,798 at 4% or $93,199 at 6%; with 100% employer match about $104,849 at 4% or $69,899 at 6%.
2022127$3,135,190$210,929$7,812iApproximate average salary by contribution assumption: employee only about $195,305 at 4% or $130,203 at 6%; with 50% employer match about $130,203 at 4% or $86,802 at 6%; with 100% employer match about $97,652 at 4% or $65,102 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-27$3,135,190$210,929$7,812iApproximate average salary by contribution assumption: employee only about $195,305 at 4% or $130,203 at 6%; with 50% employer match about $130,203 at 4% or $86,802 at 6%; with 100% employer match about $97,652 at 4% or $65,102 at 6%.
2021127$3,698,461$231,066$8,558iApproximate average salary by contribution assumption: employee only about $213,950 at 4% or $142,633 at 6%; with 50% employer match about $142,633 at 4% or $95,089 at 6%; with 100% employer match about $106,975 at 4% or $71,317 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-27$3,698,461$231,066$8,558iApproximate average salary by contribution assumption: employee only about $213,950 at 4% or $142,633 at 6%; with 50% employer match about $142,633 at 4% or $95,089 at 6%; with 100% employer match about $106,975 at 4% or $71,317 at 6%.
2020130$4,006,335$239,191$7,973iApproximate average salary by contribution assumption: employee only about $199,326 at 4% or $132,884 at 6%; with 50% employer match about $132,884 at 4% or $88,589 at 6%; with 100% employer match about $99,663 at 4% or $66,442 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-30$4,006,335$239,191$7,973iApproximate average salary by contribution assumption: employee only about $199,326 at 4% or $132,884 at 6%; with 50% employer match about $132,884 at 4% or $88,589 at 6%; with 100% employer match about $99,663 at 4% or $66,442 at 6%.
2019130$3,191,746$255,032$8,501iApproximate average salary by contribution assumption: employee only about $212,527 at 4% or $141,684 at 6%; with 50% employer match about $141,684 at 4% or $94,456 at 6%; with 100% employer match about $106,263 at 4% or $70,842 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-30$3,191,746$255,032$8,501iApproximate average salary by contribution assumption: employee only about $212,527 at 4% or $141,684 at 6%; with 50% employer match about $141,684 at 4% or $94,456 at 6%; with 100% employer match about $106,263 at 4% or $70,842 at 6%.
2018126$2,434,639$210,677$8,103iApproximate average salary by contribution assumption: employee only about $202,574 at 4% or $135,049 at 6%; with 50% employer match about $135,049 at 4% or $90,033 at 6%; with 100% employer match about $101,287 at 4% or $67,525 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-26$2,434,639$210,677$8,103iApproximate average salary by contribution assumption: employee only about $202,574 at 4% or $135,049 at 6%; with 50% employer match about $135,049 at 4% or $90,033 at 6%; with 100% employer match about $101,287 at 4% or $67,525 at 6%.
2017125$2,692,325$114,179$4,567iApproximate average salary by contribution assumption: employee only about $114,179 at 4% or $76,119 at 6%; with 50% employer match about $76,119 at 4% or $50,746 at 6%; with 100% employer match about $57,090 at 4% or $38,060 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-25$2,692,325$114,179$4,567iApproximate average salary by contribution assumption: employee only about $114,179 at 4% or $76,119 at 6%; with 50% employer match about $76,119 at 4% or $50,746 at 6%; with 100% employer match about $57,090 at 4% or $38,060 at 6%.
2016127$2,247,571$104,974$3,888iApproximate average salary by contribution assumption: employee only about $97,198 at 4% or $64,799 at 6%; with 50% employer match about $64,799 at 4% or $43,199 at 6%; with 100% employer match about $48,599 at 4% or $32,399 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-27$2,247,571$104,974$3,888iApproximate average salary by contribution assumption: employee only about $97,198 at 4% or $64,799 at 6%; with 50% employer match about $64,799 at 4% or $43,199 at 6%; with 100% employer match about $48,599 at 4% or $32,399 at 6%.
2015155$2,513,697$126,008$2,291iApproximate average salary by contribution assumption: employee only about $57,276 at 4% or $38,184 at 6%; with 50% employer match about $38,184 at 4% or $25,456 at 6%; with 100% employer match about $28,638 at 4% or $19,092 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-55$2,513,697$126,008$2,291iApproximate average salary by contribution assumption: employee only about $57,276 at 4% or $38,184 at 6%; with 50% employer match about $38,184 at 4% or $25,456 at 6%; with 100% employer match about $28,638 at 4% or $19,092 at 6%.
2014166$2,532,798$145,250$2,201iApproximate average salary by contribution assumption: employee only about $55,019 at 4% or $36,679 at 6%; with 50% employer match about $36,679 at 4% or $24,453 at 6%; with 100% employer match about $27,509 at 4% or $18,340 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-66$2,532,798$145,250$2,201iApproximate average salary by contribution assumption: employee only about $55,019 at 4% or $36,679 at 6%; with 50% employer match about $36,679 at 4% or $24,453 at 6%; with 100% employer match about $27,509 at 4% or $18,340 at 6%.
2013162$2,291,996$228,057$3,678iApproximate average salary by contribution assumption: employee only about $91,958 at 4% or $61,306 at 6%; with 50% employer match about $61,306 at 4% or $40,870 at 6%; with 100% employer match about $45,979 at 4% or $30,653 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-62$2,291,996$228,057$3,678iApproximate average salary by contribution assumption: employee only about $91,958 at 4% or $61,306 at 6%; with 50% employer match about $61,306 at 4% or $40,870 at 6%; with 100% employer match about $45,979 at 4% or $30,653 at 6%.
2012182$1,747,369$283,212$3,454iApproximate average salary by contribution assumption: employee only about $86,345 at 4% or $57,563 at 6%; with 50% employer match about $57,563 at 4% or $38,376 at 6%; with 100% employer match about $43,173 at 4% or $28,782 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-82$1,747,369$283,212$3,454iApproximate average salary by contribution assumption: employee only about $86,345 at 4% or $57,563 at 6%; with 50% employer match about $57,563 at 4% or $38,376 at 6%; with 100% employer match about $43,173 at 4% or $28,782 at 6%.
2011161$1,319,822$243,391$3,990iApproximate average salary by contribution assumption: employee only about $99,750 at 4% or $66,500 at 6%; with 50% employer match about $66,500 at 4% or $44,334 at 6%; with 100% employer match about $49,875 at 4% or $33,250 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-61$1,319,822$243,391$3,990iApproximate average salary by contribution assumption: employee only about $99,750 at 4% or $66,500 at 6%; with 50% employer match about $66,500 at 4% or $44,334 at 6%; with 100% employer match about $49,875 at 4% or $33,250 at 6%.
2010136$1,136,928$106,054$2,946iApproximate average salary by contribution assumption: employee only about $73,649 at 4% or $49,099 at 6%; with 50% employer match about $49,099 at 4% or $32,733 at 6%; with 100% employer match about $36,824 at 4% or $24,550 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-36$1,136,928$106,054$2,946iApproximate average salary by contribution assumption: employee only about $73,649 at 4% or $49,099 at 6%; with 50% employer match about $49,099 at 4% or $32,733 at 6%; with 100% employer match about $36,824 at 4% or $24,550 at 6%.
2009159$963,514$150,778$2,556iApproximate average salary by contribution assumption: employee only about $63,889 at 4% or $42,593 at 6%; with 50% employer match about $42,593 at 4% or $28,395 at 6%; with 100% employer match about $31,944 at 4% or $21,296 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-59$963,514$150,778$2,556iApproximate average salary by contribution assumption: employee only about $63,889 at 4% or $42,593 at 6%; with 50% employer match about $42,593 at 4% or $28,395 at 6%; with 100% employer match about $31,944 at 4% or $21,296 at 6%.
2008167$657,646$303,879$4,536iApproximate average salary by contribution assumption: employee only about $113,388 at 4% or $75,592 at 6%; with 50% employer match about $75,592 at 4% or $50,395 at 6%; with 100% employer match about $56,694 at 4% or $37,796 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-67$657,646$303,879$4,536iApproximate average salary by contribution assumption: employee only about $113,388 at 4% or $75,592 at 6%; with 50% employer match about $75,592 at 4% or $50,395 at 6%; with 100% employer match about $56,694 at 4% or $37,796 at 6%.
2007159$636,570$313,662$5,316iApproximate average salary by contribution assumption: employee only about $132,908 at 4% or $88,605 at 6%; with 50% employer match about $88,605 at 4% or $59,070 at 6%; with 100% employer match about $66,454 at 4% or $44,303 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-59$636,570$313,662$5,316iApproximate average salary by contribution assumption: employee only about $132,908 at 4% or $88,605 at 6%; with 50% employer match about $88,605 at 4% or $59,070 at 6%; with 100% employer match about $66,454 at 4% or $44,303 at 6%.
2006162$289,977$271,383$4,377iApproximate average salary by contribution assumption: employee only about $109,429 at 4% or $72,952 at 6%; with 50% employer match about $72,952 at 4% or $48,635 at 6%; with 100% employer match about $54,714 at 4% or $36,476 at 6%.
Mechanical Design Systems Inc. 401(K) Plan-62$289,977$271,383$4,377iApproximate average salary by contribution assumption: employee only about $109,429 at 4% or $72,952 at 6%; with 50% employer match about $72,952 at 4% or $48,635 at 6%; with 100% employer match about $54,714 at 4% or $36,476 at 6%.