Civic Intelligence

Delphi Construction Inc.

Plan context: Delphi Construction 401(K) Plan

EIN 04-3580683 • Waltham, MA • 18 filings • 2 plans

255 Bear Hill Rd Ste 301Waltham, MA 02451-1017
Current Snapshot

Latest Year

2025

2025 Participants

92

2025 Assets

$10,549,866

2025 Contributions

$1,268,372

Historical Graphs

Total Assets Over Time

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

$10,549,866$5,274,933$0200820172025YearValue
$10,549,866Latest year 2025

Participants Over Time

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

92460200820172025YearValue
92Latest 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
2025192$10,549,866$1,268,372$13,787iApproximate average salary by contribution assumption: employee only about $344,666 at 4% or $229,778 at 6%; with 50% employer match about $229,778 at 4% or $153,185 at 6%; with 100% employer match about $172,333 at 4% or $114,889 at 6%.
Delphi Construction 401(K) Plan-92$10,549,866$1,268,372$13,787iApproximate average salary by contribution assumption: employee only about $344,666 at 4% or $229,778 at 6%; with 50% employer match about $229,778 at 4% or $153,185 at 6%; with 100% employer match about $172,333 at 4% or $114,889 at 6%.
2024172$8,684,012$822,616$11,425iApproximate average salary by contribution assumption: employee only about $285,631 at 4% or $190,420 at 6%; with 50% employer match about $190,420 at 4% or $126,947 at 6%; with 100% employer match about $142,815 at 4% or $95,210 at 6%.
Delphi Construction 401(K) Plan-72$8,684,012$822,616$11,425iApproximate average salary by contribution assumption: employee only about $285,631 at 4% or $190,420 at 6%; with 50% employer match about $190,420 at 4% or $126,947 at 6%; with 100% employer match about $142,815 at 4% or $95,210 at 6%.
2023163$7,182,310$667,744$10,599iApproximate average salary by contribution assumption: employee only about $264,978 at 4% or $176,652 at 6%; with 50% employer match about $176,652 at 4% or $117,768 at 6%; with 100% employer match about $132,489 at 4% or $88,326 at 6%.
Delphi Construction 401(K) Plan-63$7,182,310$667,744$10,599iApproximate average salary by contribution assumption: employee only about $264,978 at 4% or $176,652 at 6%; with 50% employer match about $176,652 at 4% or $117,768 at 6%; with 100% employer match about $132,489 at 4% or $88,326 at 6%.
2022163$5,832,904$523,681$8,312iApproximate average salary by contribution assumption: employee only about $207,810 at 4% or $138,540 at 6%; with 50% employer match about $138,540 at 4% or $92,360 at 6%; with 100% employer match about $103,905 at 4% or $69,270 at 6%.
Delphi Construction 401(K) Plan-63$5,832,904$523,681$8,312iApproximate average salary by contribution assumption: employee only about $207,810 at 4% or $138,540 at 6%; with 50% employer match about $138,540 at 4% or $92,360 at 6%; with 100% employer match about $103,905 at 4% or $69,270 at 6%.
2021163$6,767,993$538,789$8,552iApproximate average salary by contribution assumption: employee only about $213,805 at 4% or $142,537 at 6%; with 50% employer match about $142,537 at 4% or $95,025 at 6%; with 100% employer match about $106,903 at 4% or $71,268 at 6%.
Delphi Construction 401(K) Plan-63$6,767,993$538,789$8,552iApproximate average salary by contribution assumption: employee only about $213,805 at 4% or $142,537 at 6%; with 50% employer match about $142,537 at 4% or $95,025 at 6%; with 100% employer match about $106,903 at 4% or $71,268 at 6%.
2020161$5,706,312$492,610$8,076iApproximate average salary by contribution assumption: employee only about $201,889 at 4% or $134,593 at 6%; with 50% employer match about $134,593 at 4% or $89,729 at 6%; with 100% employer match about $100,945 at 4% or $67,296 at 6%.
Delphi Construction 401(K) Plan-61$5,706,312$492,610$8,076iApproximate average salary by contribution assumption: employee only about $201,889 at 4% or $134,593 at 6%; with 50% employer match about $134,593 at 4% or $89,729 at 6%; with 100% employer match about $100,945 at 4% or $67,296 at 6%.
2019165$5,012,667$537,063$8,263iApproximate average salary by contribution assumption: employee only about $206,563 at 4% or $137,708 at 6%; with 50% employer match about $137,708 at 4% or $91,806 at 6%; with 100% employer match about $103,281 at 4% or $68,854 at 6%.
Delphi Construction 401(K) Plan-65$5,012,667$537,063$8,263iApproximate average salary by contribution assumption: employee only about $206,563 at 4% or $137,708 at 6%; with 50% employer match about $137,708 at 4% or $91,806 at 6%; with 100% employer match about $103,281 at 4% or $68,854 at 6%.
2018164$3,894,296$503,809$7,872iApproximate average salary by contribution assumption: employee only about $196,800 at 4% or $131,200 at 6%; with 50% employer match about $131,200 at 4% or $87,467 at 6%; with 100% employer match about $98,400 at 4% or $65,600 at 6%.
Delphi Construction 401(K) Plan-64$3,894,296$503,809$7,872iApproximate average salary by contribution assumption: employee only about $196,800 at 4% or $131,200 at 6%; with 50% employer match about $131,200 at 4% or $87,467 at 6%; with 100% employer match about $98,400 at 4% or $65,600 at 6%.
2017164$3,830,096$543,221$8,488iApproximate average salary by contribution assumption: employee only about $212,196 at 4% or $141,464 at 6%; with 50% employer match about $141,464 at 4% or $94,309 at 6%; with 100% employer match about $106,098 at 4% or $70,732 at 6%.
Delphi Construction 401(K) Plan-64$3,830,096$543,221$8,488iApproximate average salary by contribution assumption: employee only about $212,196 at 4% or $141,464 at 6%; with 50% employer match about $141,464 at 4% or $94,309 at 6%; with 100% employer match about $106,098 at 4% or $70,732 at 6%.
2016159$2,757,751$1,006,183$17,054iApproximate average salary by contribution assumption: employee only about $426,349 at 4% or $284,232 at 6%; with 50% employer match about $284,232 at 4% or $189,488 at 6%; with 100% employer match about $213,174 at 4% or $142,116 at 6%.
Delphi Construction 401(K) Plan-59$2,757,751$1,006,183$17,054iApproximate average salary by contribution assumption: employee only about $426,349 at 4% or $284,232 at 6%; with 50% employer match about $284,232 at 4% or $189,488 at 6%; with 100% employer match about $213,174 at 4% or $142,116 at 6%.
2015145$1,710,201$390,364$8,675iApproximate average salary by contribution assumption: employee only about $216,869 at 4% or $144,579 at 6%; with 50% employer match about $144,579 at 4% or $96,386 at 6%; with 100% employer match about $108,434 at 4% or $72,290 at 6%.
Delphi Construction 401(K) Plan-45$1,710,201$390,364$8,675iApproximate average salary by contribution assumption: employee only about $216,869 at 4% or $144,579 at 6%; with 50% employer match about $144,579 at 4% or $96,386 at 6%; with 100% employer match about $108,434 at 4% or $72,290 at 6%.
2014138$1,503,335$197,196$5,189iApproximate average salary by contribution assumption: employee only about $129,734 at 4% or $86,489 at 6%; with 50% employer match about $86,489 at 4% or $57,660 at 6%; with 100% employer match about $64,867 at 4% or $43,245 at 6%.
Delphi Construction 401(K) Plan-38$1,503,335$197,196$5,189iApproximate average salary by contribution assumption: employee only about $129,734 at 4% or $86,489 at 6%; with 50% employer match about $86,489 at 4% or $57,660 at 6%; with 100% employer match about $64,867 at 4% or $43,245 at 6%.
2013131$1,267,226$178,097$5,745iApproximate average salary by contribution assumption: employee only about $143,627 at 4% or $95,751 at 6%; with 50% employer match about $95,751 at 4% or $63,834 at 6%; with 100% employer match about $71,813 at 4% or $47,876 at 6%.
Delphi Construction 401(K) Plan-31$1,267,226$178,097$5,745iApproximate average salary by contribution assumption: employee only about $143,627 at 4% or $95,751 at 6%; with 50% employer match about $95,751 at 4% or $63,834 at 6%; with 100% employer match about $71,813 at 4% or $47,876 at 6%.
2012131$919,122$158,958$5,128iApproximate average salary by contribution assumption: employee only about $128,192 at 4% or $85,461 at 6%; with 50% employer match about $85,461 at 4% or $56,974 at 6%; with 100% employer match about $64,096 at 4% or $42,731 at 6%.
Delphi Construction 401(K) Plan-31$919,122$158,958$5,128iApproximate average salary by contribution assumption: employee only about $128,192 at 4% or $85,461 at 6%; with 50% employer match about $85,461 at 4% or $56,974 at 6%; with 100% employer match about $64,096 at 4% or $42,731 at 6%.
2011129$725,770$156,082$5,382iApproximate average salary by contribution assumption: employee only about $134,553 at 4% or $89,702 at 6%; with 50% employer match about $89,702 at 4% or $59,802 at 6%; with 100% employer match about $67,277 at 4% or $44,851 at 6%.
Delphi Construction 401(K) Plan-29$725,770$156,082$5,382iApproximate average salary by contribution assumption: employee only about $134,553 at 4% or $89,702 at 6%; with 50% employer match about $89,702 at 4% or $59,802 at 6%; with 100% employer match about $67,277 at 4% or $44,851 at 6%.
2010130$628,476$160,043$5,335iApproximate average salary by contribution assumption: employee only about $133,369 at 4% or $88,913 at 6%; with 50% employer match about $88,913 at 4% or $59,275 at 6%; with 100% employer match about $66,685 at 4% or $44,456 at 6%.
Delphi Construction 401(K) Plan-30$628,476$160,043$5,335iApproximate average salary by contribution assumption: employee only about $133,369 at 4% or $88,913 at 6%; with 50% employer match about $88,913 at 4% or $59,275 at 6%; with 100% employer match about $66,685 at 4% or $44,456 at 6%.
2009129$420,094$80,504$2,776iApproximate average salary by contribution assumption: employee only about $69,400 at 4% or $46,267 at 6%; with 50% employer match about $46,267 at 4% or $30,844 at 6%; with 100% employer match about $34,700 at 4% or $23,133 at 6%.
Delphi Construction 401(K) Plan-29$420,094$80,504$2,776iApproximate average salary by contribution assumption: employee only about $69,400 at 4% or $46,267 at 6%; with 50% employer match about $46,267 at 4% or $30,844 at 6%; with 100% employer match about $34,700 at 4% or $23,133 at 6%.
2008144$249,955$294,183$6,686iApproximate average salary by contribution assumption: employee only about $167,149 at 4% or $111,433 at 6%; with 50% employer match about $111,433 at 4% or $74,289 at 6%; with 100% employer match about $83,575 at 4% or $55,716 at 6%.
Delphi Construction 401(K) Plan-44$249,955$294,183$6,686iApproximate average salary by contribution assumption: employee only about $167,149 at 4% or $111,433 at 6%; with 50% employer match about $111,433 at 4% or $74,289 at 6%; with 100% employer match about $83,575 at 4% or $55,716 at 6%.