Civic Intelligence

THE NORTHBRIDGE GROUP

Plan context: The Northbridge Group Inc. 401(K) Retirement Plan

EIN 54-1668887 • Westford, MA • 26 filings • 3 plans

PO Box 224Westford, MA 01886
Current Snapshot

Latest Year

2025

2025 Participants

21

2025 Assets

$12,224,785

2025 Contributions

$505,957

Historical Graphs

Total Assets Over Time

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

$12,224,785$6,112,393$0200020132025YearValue
$12,224,785Latest year 2025

Participants Over Time

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

21110200020132025YearValue
21Latest 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
2025121$12,224,785$505,957$24,093iApproximate average salary by contribution assumption: employee only about $602,330 at 4% or $401,553 at 6%; with 50% employer match about $401,553 at 4% or $267,702 at 6%; with 100% employer match about $301,165 at 4% or $200,777 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-21$12,224,785$505,957$24,093iApproximate average salary by contribution assumption: employee only about $602,330 at 4% or $401,553 at 6%; with 50% employer match about $401,553 at 4% or $267,702 at 6%; with 100% employer match about $301,165 at 4% or $200,777 at 6%.
2024120$10,005,796$436,890$21,845iApproximate average salary by contribution assumption: employee only about $546,113 at 4% or $364,075 at 6%; with 50% employer match about $364,075 at 4% or $242,717 at 6%; with 100% employer match about $273,056 at 4% or $182,038 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-20$10,005,796$436,890$21,845iApproximate average salary by contribution assumption: employee only about $546,113 at 4% or $364,075 at 6%; with 50% employer match about $364,075 at 4% or $242,717 at 6%; with 100% employer match about $273,056 at 4% or $182,038 at 6%.
2023120$8,362,058$440,662$22,033iApproximate average salary by contribution assumption: employee only about $550,828 at 4% or $367,218 at 6%; with 50% employer match about $367,218 at 4% or $244,812 at 6%; with 100% employer match about $275,414 at 4% or $183,609 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-20$8,362,058$440,662$22,033iApproximate average salary by contribution assumption: employee only about $550,828 at 4% or $367,218 at 6%; with 50% employer match about $367,218 at 4% or $244,812 at 6%; with 100% employer match about $275,414 at 4% or $183,609 at 6%.
2022119$6,978,890$410,216$21,590iApproximate average salary by contribution assumption: employee only about $539,758 at 4% or $359,839 at 6%; with 50% employer match about $359,839 at 4% or $239,892 at 6%; with 100% employer match about $269,879 at 4% or $179,919 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-19$6,978,890$410,216$21,590iApproximate average salary by contribution assumption: employee only about $539,758 at 4% or $359,839 at 6%; with 50% employer match about $359,839 at 4% or $239,892 at 6%; with 100% employer match about $269,879 at 4% or $179,919 at 6%.
2021119$9,422,374$436,534$22,975iApproximate average salary by contribution assumption: employee only about $574,387 at 4% or $382,925 at 6%; with 50% employer match about $382,925 at 4% or $255,283 at 6%; with 100% employer match about $287,193 at 4% or $191,462 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-19$9,422,374$436,534$22,975iApproximate average salary by contribution assumption: employee only about $574,387 at 4% or $382,925 at 6%; with 50% employer match about $382,925 at 4% or $255,283 at 6%; with 100% employer match about $287,193 at 4% or $191,462 at 6%.
2020119$10,074,924$402,751$21,197iApproximate average salary by contribution assumption: employee only about $529,936 at 4% or $353,290 at 6%; with 50% employer match about $353,290 at 4% or $235,527 at 6%; with 100% employer match about $264,968 at 4% or $176,645 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-19$10,074,924$402,751$21,197iApproximate average salary by contribution assumption: employee only about $529,936 at 4% or $353,290 at 6%; with 50% employer match about $353,290 at 4% or $235,527 at 6%; with 100% employer match about $264,968 at 4% or $176,645 at 6%.
2019119$8,901,146$380,621$20,033iApproximate average salary by contribution assumption: employee only about $500,817 at 4% or $333,878 at 6%; with 50% employer match about $333,878 at 4% or $222,585 at 6%; with 100% employer match about $250,409 at 4% or $166,939 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-19$8,901,146$380,621$20,033iApproximate average salary by contribution assumption: employee only about $500,817 at 4% or $333,878 at 6%; with 50% employer match about $333,878 at 4% or $222,585 at 6%; with 100% employer match about $250,409 at 4% or $166,939 at 6%.
2018119$6,984,381$16,196$852iApproximate average salary by contribution assumption: employee only about $21,311 at 4% or $14,207 at 6%; with 50% employer match about $14,207 at 4% or $9,471 at 6%; with 100% employer match about $10,655 at 4% or $7,104 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-19$6,984,381$16,196$852iApproximate average salary by contribution assumption: employee only about $21,311 at 4% or $14,207 at 6%; with 50% employer match about $14,207 at 4% or $9,471 at 6%; with 100% employer match about $10,655 at 4% or $7,104 at 6%.
2017119$6,968,185$345,484$18,183iApproximate average salary by contribution assumption: employee only about $454,584 at 4% or $303,056 at 6%; with 50% employer match about $303,056 at 4% or $202,037 at 6%; with 100% employer match about $227,292 at 4% or $151,528 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-19$6,968,185$345,484$18,183iApproximate average salary by contribution assumption: employee only about $454,584 at 4% or $303,056 at 6%; with 50% employer match about $303,056 at 4% or $202,037 at 6%; with 100% employer match about $227,292 at 4% or $151,528 at 6%.
2016118$5,560,134$336,637$18,702iApproximate average salary by contribution assumption: employee only about $467,551 at 4% or $311,701 at 6%; with 50% employer match about $311,701 at 4% or $207,801 at 6%; with 100% employer match about $233,776 at 4% or $155,850 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-18$5,560,134$336,637$18,702iApproximate average salary by contribution assumption: employee only about $467,551 at 4% or $311,701 at 6%; with 50% employer match about $311,701 at 4% or $207,801 at 6%; with 100% employer match about $233,776 at 4% or $155,850 at 6%.
2015121$4,707,369$320,693$15,271iApproximate average salary by contribution assumption: employee only about $381,777 at 4% or $254,518 at 6%; with 50% employer match about $254,518 at 4% or $169,679 at 6%; with 100% employer match about $190,889 at 4% or $127,259 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-21$4,707,369$320,693$15,271iApproximate average salary by contribution assumption: employee only about $381,777 at 4% or $254,518 at 6%; with 50% employer match about $254,518 at 4% or $169,679 at 6%; with 100% employer match about $190,889 at 4% or $127,259 at 6%.
2014118$5,287,779$281,703$15,650iApproximate average salary by contribution assumption: employee only about $391,254 at 4% or $260,836 at 6%; with 50% employer match about $260,836 at 4% or $173,891 at 6%; with 100% employer match about $195,627 at 4% or $130,418 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-18$5,287,779$281,703$15,650iApproximate average salary by contribution assumption: employee only about $391,254 at 4% or $260,836 at 6%; with 50% employer match about $260,836 at 4% or $173,891 at 6%; with 100% employer match about $195,627 at 4% or $130,418 at 6%.
2013118$4,810,505$277,450$15,414iApproximate average salary by contribution assumption: employee only about $385,347 at 4% or $256,898 at 6%; with 50% employer match about $256,898 at 4% or $171,265 at 6%; with 100% employer match about $192,674 at 4% or $128,449 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-18$4,810,505$277,450$15,414iApproximate average salary by contribution assumption: employee only about $385,347 at 4% or $256,898 at 6%; with 50% employer match about $256,898 at 4% or $171,265 at 6%; with 100% employer match about $192,674 at 4% or $128,449 at 6%.
2012119$3,768,813$351,197$18,484iApproximate average salary by contribution assumption: employee only about $462,101 at 4% or $308,068 at 6%; with 50% employer match about $308,068 at 4% or $205,378 at 6%; with 100% employer match about $231,051 at 4% or $154,034 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-19$3,768,813$351,197$18,484iApproximate average salary by contribution assumption: employee only about $462,101 at 4% or $308,068 at 6%; with 50% employer match about $308,068 at 4% or $205,378 at 6%; with 100% employer match about $231,051 at 4% or $154,034 at 6%.
2011119$2,973,693$332,609$17,506iApproximate average salary by contribution assumption: employee only about $437,643 at 4% or $291,762 at 6%; with 50% employer match about $291,762 at 4% or $194,508 at 6%; with 100% employer match about $218,822 at 4% or $145,881 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-19$2,973,693$332,609$17,506iApproximate average salary by contribution assumption: employee only about $437,643 at 4% or $291,762 at 6%; with 50% employer match about $291,762 at 4% or $194,508 at 6%; with 100% employer match about $218,822 at 4% or $145,881 at 6%.
2010115$2,905,381$315,317$21,021iApproximate average salary by contribution assumption: employee only about $525,528 at 4% or $350,352 at 6%; with 50% employer match about $350,352 at 4% or $233,568 at 6%; with 100% employer match about $262,764 at 4% or $175,176 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-15$2,905,381$315,317$21,021iApproximate average salary by contribution assumption: employee only about $525,528 at 4% or $350,352 at 6%; with 50% employer match about $350,352 at 4% or $233,568 at 6%; with 100% employer match about $262,764 at 4% or $175,176 at 6%.
2009114$2,130,171$263,640$18,831iApproximate average salary by contribution assumption: employee only about $470,786 at 4% or $313,857 at 6%; with 50% employer match about $313,857 at 4% or $209,238 at 6%; with 100% employer match about $235,393 at 4% or $156,929 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-14$2,130,171$263,640$18,831iApproximate average salary by contribution assumption: employee only about $470,786 at 4% or $313,857 at 6%; with 50% employer match about $313,857 at 4% or $209,238 at 6%; with 100% employer match about $235,393 at 4% or $156,929 at 6%.
2008111$1,375,270$160,060$14,551iApproximate average salary by contribution assumption: employee only about $363,773 at 4% or $242,515 at 6%; with 50% employer match about $242,515 at 4% or $161,677 at 6%; with 100% employer match about $181,886 at 4% or $121,258 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-11$1,375,270$160,060$14,551iApproximate average salary by contribution assumption: employee only about $363,773 at 4% or $242,515 at 6%; with 50% employer match about $242,515 at 4% or $161,677 at 6%; with 100% employer match about $181,886 at 4% or $121,258 at 6%.
2007110$0$0-
The Northbridge Group Inc. 401(K) Retirement Plan-10---
2006111$1,740,954$161,179$14,653iApproximate average salary by contribution assumption: employee only about $366,316 at 4% or $244,211 at 6%; with 50% employer match about $244,211 at 4% or $162,807 at 6%; with 100% employer match about $183,158 at 4% or $122,105 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-11$1,740,954$161,179$14,653iApproximate average salary by contribution assumption: employee only about $366,316 at 4% or $244,211 at 6%; with 50% employer match about $244,211 at 4% or $162,807 at 6%; with 100% employer match about $183,158 at 4% or $122,105 at 6%.
2005110$1,442,244$181,728$18,173iApproximate average salary by contribution assumption: employee only about $454,320 at 4% or $302,880 at 6%; with 50% employer match about $302,880 at 4% or $201,920 at 6%; with 100% employer match about $227,160 at 4% or $151,440 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-10$1,442,244$181,728$18,173iApproximate average salary by contribution assumption: employee only about $454,320 at 4% or $302,880 at 6%; with 50% employer match about $302,880 at 4% or $201,920 at 6%; with 100% employer match about $227,160 at 4% or $151,440 at 6%.
200419$1,169,505$144,939$16,104iApproximate average salary by contribution assumption: employee only about $402,608 at 4% or $268,406 at 6%; with 50% employer match about $268,406 at 4% or $178,937 at 6%; with 100% employer match about $201,304 at 4% or $134,203 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-9$1,169,505$144,939$16,104iApproximate average salary by contribution assumption: employee only about $402,608 at 4% or $268,406 at 6%; with 50% employer match about $268,406 at 4% or $178,937 at 6%; with 100% employer match about $201,304 at 4% or $134,203 at 6%.
200318$874,969$123,821$15,478iApproximate average salary by contribution assumption: employee only about $386,941 at 4% or $257,960 at 6%; with 50% employer match about $257,960 at 4% or $171,974 at 6%; with 100% employer match about $193,470 at 4% or $128,980 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-8$874,969$123,821$15,478iApproximate average salary by contribution assumption: employee only about $386,941 at 4% or $257,960 at 6%; with 50% employer match about $257,960 at 4% or $171,974 at 6%; with 100% employer match about $193,470 at 4% or $128,980 at 6%.
200218$589,565$111,765$13,971iApproximate average salary by contribution assumption: employee only about $349,266 at 4% or $232,844 at 6%; with 50% employer match about $232,844 at 4% or $155,229 at 6%; with 100% employer match about $174,633 at 4% or $116,422 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-8$589,565$111,765$13,971iApproximate average salary by contribution assumption: employee only about $349,266 at 4% or $232,844 at 6%; with 50% employer match about $232,844 at 4% or $155,229 at 6%; with 100% employer match about $174,633 at 4% or $116,422 at 6%.
200119$697,569$104,018$11,558iApproximate average salary by contribution assumption: employee only about $288,939 at 4% or $192,626 at 6%; with 50% employer match about $192,626 at 4% or $128,417 at 6%; with 100% employer match about $144,469 at 4% or $96,313 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-9$697,569$104,018$11,558iApproximate average salary by contribution assumption: employee only about $288,939 at 4% or $192,626 at 6%; with 50% employer match about $192,626 at 4% or $128,417 at 6%; with 100% employer match about $144,469 at 4% or $96,313 at 6%.
200018$713,745$105,202$13,150iApproximate average salary by contribution assumption: employee only about $328,756 at 4% or $219,171 at 6%; with 50% employer match about $219,171 at 4% or $146,114 at 6%; with 100% employer match about $164,378 at 4% or $109,585 at 6%.
The Northbridge Group Inc. 401(K) Retirement Plan-8$713,745$105,202$13,150iApproximate average salary by contribution assumption: employee only about $328,756 at 4% or $219,171 at 6%; with 50% employer match about $219,171 at 4% or $146,114 at 6%; with 100% employer match about $164,378 at 4% or $109,585 at 6%.