Civic Intelligence

JMG CONSTRUCTION CORP.

Plan context: JMG CONSTRUCTION CORP 401K RETIREMENT PLAN

EIN 38-3662515 • Cohasset, MA • 36 filings • 3 plans

760 Chief Justice Cushing HwyCohasset, MA 02025
Current Snapshot

Latest Year

2025

2025 Participants

2

2025 Assets

$1,577,437

2025 Contributions

$35,131

Historical Graphs

Total Assets Over Time

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

$3,656,688$1,828,344$0200520162025YearValue
$1,577,437Latest year 2025

Participants Over Time

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

740200520152025YearValue
2Latest 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
202512$1,577,437$35,131$17,566iApproximate average salary by contribution assumption: employee only about $439,138 at 4% or $292,758 at 6%; with 50% employer match about $292,758 at 4% or $195,172 at 6%; with 100% employer match about $219,569 at 4% or $146,379 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$1,577,437$35,131$17,566iApproximate average salary by contribution assumption: employee only about $439,138 at 4% or $292,758 at 6%; with 50% employer match about $292,758 at 4% or $195,172 at 6%; with 100% employer match about $219,569 at 4% or $146,379 at 6%.
202424$3,656,688$72,341$18,085iApproximate average salary by contribution assumption: employee only about $452,131 at 4% or $301,421 at 6%; with 50% employer match about $301,421 at 4% or $200,947 at 6%; with 100% employer match about $226,066 at 4% or $150,710 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-4$2,258,180$0-
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$1,398,508$72,341$36,171iApproximate average salary by contribution assumption: employee only about $904,263 at 4% or $602,842 at 6%; with 50% employer match about $602,842 at 4% or $401,894 at 6%; with 100% employer match about $452,131 at 4% or $301,421 at 6%.
202324$3,373,830$399,735$99,934iApproximate average salary by contribution assumption: employee only about $2,498,344 at 4% or $1,665,563 at 6%; with 50% employer match about $1,665,563 at 4% or $1,110,375 at 6%; with 100% employer match about $1,249,172 at 4% or $832,781 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-4$2,142,402$350,000$87,500iApproximate average salary by contribution assumption: employee only about $2,187,500 at 4% or $1,458,333 at 6%; with 50% employer match about $1,458,333 at 4% or $972,222 at 6%; with 100% employer match about $1,093,750 at 4% or $729,167 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$1,231,428$49,735$24,868iApproximate average salary by contribution assumption: employee only about $621,688 at 4% or $414,458 at 6%; with 50% employer match about $414,458 at 4% or $276,306 at 6%; with 100% employer match about $310,844 at 4% or $207,229 at 6%.
202224$2,778,540$247,222$61,806iApproximate average salary by contribution assumption: employee only about $1,545,138 at 4% or $1,030,092 at 6%; with 50% employer match about $1,030,092 at 4% or $686,728 at 6%; with 100% employer match about $772,569 at 4% or $515,046 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-4$1,695,615$200,000$50,000iApproximate average salary by contribution assumption: employee only about $1,250,000 at 4% or $833,333 at 6%; with 50% employer match about $833,333 at 4% or $555,556 at 6%; with 100% employer match about $625,000 at 4% or $416,667 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$1,082,925$47,222$23,611iApproximate average salary by contribution assumption: employee only about $590,275 at 4% or $393,517 at 6%; with 50% employer match about $393,517 at 4% or $262,344 at 6%; with 100% employer match about $295,138 at 4% or $196,758 at 6%.
202124$3,008,217$194,835$48,709iApproximate average salary by contribution assumption: employee only about $1,217,719 at 4% or $811,813 at 6%; with 50% employer match about $811,813 at 4% or $541,208 at 6%; with 100% employer match about $608,859 at 4% or $405,906 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-4$1,782,111$150,000$37,500iApproximate average salary by contribution assumption: employee only about $937,500 at 4% or $625,000 at 6%; with 50% employer match about $625,000 at 4% or $416,667 at 6%; with 100% employer match about $468,750 at 4% or $312,500 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$1,226,106$44,835$22,418iApproximate average salary by contribution assumption: employee only about $560,438 at 4% or $373,625 at 6%; with 50% employer match about $373,625 at 4% or $249,083 at 6%; with 100% employer match about $280,219 at 4% or $186,813 at 6%.
202024$2,647,220$139,084$34,771iApproximate average salary by contribution assumption: employee only about $869,275 at 4% or $579,517 at 6%; with 50% employer match about $579,517 at 4% or $386,344 at 6%; with 100% employer match about $434,638 at 4% or $289,758 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-4$1,552,766$100,000$25,000iApproximate average salary by contribution assumption: employee only about $625,000 at 4% or $416,667 at 6%; with 50% employer match about $416,667 at 4% or $277,778 at 6%; with 100% employer match about $312,500 at 4% or $208,333 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$1,094,454$39,084$19,542iApproximate average salary by contribution assumption: employee only about $488,550 at 4% or $325,700 at 6%; with 50% employer match about $325,700 at 4% or $217,133 at 6%; with 100% employer match about $244,275 at 4% or $162,850 at 6%.
201924$2,276,299$143,608$35,902iApproximate average salary by contribution assumption: employee only about $897,550 at 4% or $598,367 at 6%; with 50% employer match about $598,367 at 4% or $398,911 at 6%; with 100% employer match about $448,775 at 4% or $299,183 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-4$1,336,899$100,000$25,000iApproximate average salary by contribution assumption: employee only about $625,000 at 4% or $416,667 at 6%; with 50% employer match about $416,667 at 4% or $277,778 at 6%; with 100% employer match about $312,500 at 4% or $208,333 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$939,400$43,608$21,804iApproximate average salary by contribution assumption: employee only about $545,100 at 4% or $363,400 at 6%; with 50% employer match about $363,400 at 4% or $242,267 at 6%; with 100% employer match about $272,550 at 4% or $181,700 at 6%.
201824$1,880,816$141,144$35,286iApproximate average salary by contribution assumption: employee only about $882,150 at 4% or $588,100 at 6%; with 50% employer match about $588,100 at 4% or $392,067 at 6%; with 100% employer match about $441,075 at 4% or $294,050 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-4$1,094,763$100,000$25,000iApproximate average salary by contribution assumption: employee only about $625,000 at 4% or $416,667 at 6%; with 50% employer match about $416,667 at 4% or $277,778 at 6%; with 100% employer match about $312,500 at 4% or $208,333 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$786,053$41,144$20,572iApproximate average salary by contribution assumption: employee only about $514,300 at 4% or $342,867 at 6%; with 50% employer match about $342,867 at 4% or $228,578 at 6%; with 100% employer match about $257,150 at 4% or $171,433 at 6%.
201724$1,824,460$91,804$22,951iApproximate average salary by contribution assumption: employee only about $573,775 at 4% or $382,517 at 6%; with 50% employer match about $382,517 at 4% or $255,011 at 6%; with 100% employer match about $286,888 at 4% or $191,258 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-4$1,040,039$50,000$12,500iApproximate average salary by contribution assumption: employee only about $312,500 at 4% or $208,333 at 6%; with 50% employer match about $208,333 at 4% or $138,889 at 6%; with 100% employer match about $156,250 at 4% or $104,167 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$784,421$41,804$20,902iApproximate average salary by contribution assumption: employee only about $522,550 at 4% or $348,367 at 6%; with 50% employer match about $348,367 at 4% or $232,244 at 6%; with 100% employer match about $261,275 at 4% or $174,183 at 6%.
201624$1,556,004$136,374$34,094iApproximate average salary by contribution assumption: employee only about $852,338 at 4% or $568,225 at 6%; with 50% employer match about $568,225 at 4% or $378,817 at 6%; with 100% employer match about $426,169 at 4% or $284,113 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-4$893,450$95,000$23,750iApproximate average salary by contribution assumption: employee only about $593,750 at 4% or $395,833 at 6%; with 50% employer match about $395,833 at 4% or $263,889 at 6%; with 100% employer match about $296,875 at 4% or $197,917 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$662,554$41,374$20,687iApproximate average salary by contribution assumption: employee only about $517,175 at 4% or $344,783 at 6%; with 50% employer match about $344,783 at 4% or $229,856 at 6%; with 100% employer match about $258,588 at 4% or $172,392 at 6%.
201523$1,345,512$99,622$33,207iApproximate average salary by contribution assumption: employee only about $830,183 at 4% or $553,456 at 6%; with 50% employer match about $553,456 at 4% or $368,970 at 6%; with 100% employer match about $415,092 at 4% or $276,728 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-3$760,205$60,000$20,000iApproximate average salary by contribution assumption: employee only about $500,000 at 4% or $333,333 at 6%; with 50% employer match about $333,333 at 4% or $222,222 at 6%; with 100% employer match about $250,000 at 4% or $166,667 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$585,307$39,622$19,811iApproximate average salary by contribution assumption: employee only about $495,275 at 4% or $330,183 at 6%; with 50% employer match about $330,183 at 4% or $220,122 at 6%; with 100% employer match about $247,638 at 4% or $165,092 at 6%.
201423$1,275,660$139,479$46,493iApproximate average salary by contribution assumption: employee only about $1,162,325 at 4% or $774,883 at 6%; with 50% employer match about $774,883 at 4% or $516,589 at 6%; with 100% employer match about $581,163 at 4% or $387,442 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-3$719,979$100,000$33,333iApproximate average salary by contribution assumption: employee only about $833,333 at 4% or $555,556 at 6%; with 50% employer match about $555,556 at 4% or $370,370 at 6%; with 100% employer match about $416,667 at 4% or $277,778 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$555,681$39,479$19,740iApproximate average salary by contribution assumption: employee only about $493,488 at 4% or $328,992 at 6%; with 50% employer match about $328,992 at 4% or $219,328 at 6%; with 100% employer match about $246,744 at 4% or $164,496 at 6%.
201322$1,091,259$168,233$84,117iApproximate average salary by contribution assumption: employee only about $2,102,913 at 4% or $1,401,942 at 6%; with 50% employer match about $1,401,942 at 4% or $934,628 at 6%; with 100% employer match about $1,051,456 at 4% or $700,971 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-2$600,710$100,000$50,000iApproximate average salary by contribution assumption: employee only about $1,250,000 at 4% or $833,333 at 6%; with 50% employer match about $833,333 at 4% or $555,556 at 6%; with 100% employer match about $625,000 at 4% or $416,667 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$490,549$68,233$34,117iApproximate average salary by contribution assumption: employee only about $852,913 at 4% or $568,608 at 6%; with 50% employer match about $568,608 at 4% or $379,072 at 6%; with 100% employer match about $426,456 at 4% or $284,304 at 6%.
201222$839,680$120,811$60,406iApproximate average salary by contribution assumption: employee only about $1,510,138 at 4% or $1,006,758 at 6%; with 50% employer match about $1,006,758 at 4% or $671,172 at 6%; with 100% employer match about $755,069 at 4% or $503,379 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-2$460,104$55,000$27,500iApproximate average salary by contribution assumption: employee only about $687,500 at 4% or $458,333 at 6%; with 50% employer match about $458,333 at 4% or $305,556 at 6%; with 100% employer match about $343,750 at 4% or $229,167 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$379,576$65,811$32,906iApproximate average salary by contribution assumption: employee only about $822,638 at 4% or $548,425 at 6%; with 50% employer match about $548,425 at 4% or $365,617 at 6%; with 100% employer match about $411,319 at 4% or $274,213 at 6%.
201122$685,811$307,012$153,506iApproximate average salary by contribution assumption: employee only about $3,837,650 at 4% or $2,558,433 at 6%; with 50% employer match about $2,558,433 at 4% or $1,705,622 at 6%; with 100% employer match about $1,918,825 at 4% or $1,279,217 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-2$389,264$241,706$120,853iApproximate average salary by contribution assumption: employee only about $3,021,325 at 4% or $2,014,217 at 6%; with 50% employer match about $2,014,217 at 4% or $1,342,811 at 6%; with 100% employer match about $1,510,663 at 4% or $1,007,108 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$296,547$65,306$32,653iApproximate average salary by contribution assumption: employee only about $816,325 at 4% or $544,217 at 6%; with 50% employer match about $544,217 at 4% or $362,811 at 6%; with 100% employer match about $408,163 at 4% or $272,108 at 6%.
201022$395,201$206,415$103,208iApproximate average salary by contribution assumption: employee only about $2,580,188 at 4% or $1,720,125 at 6%; with 50% employer match about $1,720,125 at 4% or $1,146,750 at 6%; with 100% employer match about $1,290,094 at 4% or $860,063 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$245,201$56,415$28,208iApproximate average salary by contribution assumption: employee only about $705,188 at 4% or $470,125 at 6%; with 50% employer match about $470,125 at 4% or $313,417 at 6%; with 100% employer match about $352,594 at 4% or $235,063 at 6%.
JMG CONSTRUCTION CORP. DEFINED BENEFIT PENSION PLAN-2$150,000$150,000$75,000iApproximate average salary by contribution assumption: employee only about $1,875,000 at 4% or $1,250,000 at 6%; with 50% employer match about $1,250,000 at 4% or $833,333 at 6%; with 100% employer match about $937,500 at 4% or $625,000 at 6%.
200912$156,177$21,004$10,502iApproximate average salary by contribution assumption: employee only about $262,550 at 4% or $175,033 at 6%; with 50% employer match about $175,033 at 4% or $116,689 at 6%; with 100% employer match about $131,275 at 4% or $87,517 at 6%.
JMG CONSTRUCTION CORP 401K RETIREMENT PLAN-2$156,177$21,004$10,502iApproximate average salary by contribution assumption: employee only about $262,550 at 4% or $175,033 at 6%; with 50% employer match about $175,033 at 4% or $116,689 at 6%; with 100% employer match about $131,275 at 4% or $87,517 at 6%.
200814$0$0-
JMG CONSTRUCTION CORP. 401K RETIREMENT PLAN-4---
200714$162,965$35,033$8,758iApproximate average salary by contribution assumption: employee only about $218,956 at 4% or $145,971 at 6%; with 50% employer match about $145,971 at 4% or $97,314 at 6%; with 100% employer match about $109,478 at 4% or $72,985 at 6%.
JMG CONSTRUCTION CORP. 401K RETIREMENT PLAN-4$162,965$35,033$8,758iApproximate average salary by contribution assumption: employee only about $218,956 at 4% or $145,971 at 6%; with 50% employer match about $145,971 at 4% or $97,314 at 6%; with 100% employer match about $109,478 at 4% or $72,985 at 6%.
200616$105,585$38,898$6,483iApproximate average salary by contribution assumption: employee only about $162,075 at 4% or $108,050 at 6%; with 50% employer match about $108,050 at 4% or $72,033 at 6%; with 100% employer match about $81,038 at 4% or $54,025 at 6%.
JMG CONSTRUCTION CORP. 401K RETIREMENT PLAN-6$105,585$38,898$6,483iApproximate average salary by contribution assumption: employee only about $162,075 at 4% or $108,050 at 6%; with 50% employer match about $108,050 at 4% or $72,033 at 6%; with 100% employer match about $81,038 at 4% or $54,025 at 6%.
200517$58,236$58,236$8,319iApproximate average salary by contribution assumption: employee only about $207,986 at 4% or $138,657 at 6%; with 50% employer match about $138,657 at 4% or $92,438 at 6%; with 100% employer match about $103,993 at 4% or $69,329 at 6%.
JMG CONSTRUCTION CORP. 401K RETIREMENT PLAN-7$58,236$58,236$8,319iApproximate average salary by contribution assumption: employee only about $207,986 at 4% or $138,657 at 6%; with 50% employer match about $138,657 at 4% or $92,438 at 6%; with 100% employer match about $103,993 at 4% or $69,329 at 6%.