Civic Intelligence

Wind River Environmental

Plan context: Wind River Environmental 401(K) Plan

EIN 04-3487677 • Hudson, MA • 47 filings • 8 plans

577 Main Street, Suite 110Hudson, MA 01749
Current Snapshot

Latest Year

2025

2025 Participants

1,277

2025 Assets

$24,794,312

2025 Contributions

$6,140,449

Historical Graphs

Total Assets Over Time

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

$24,794,312$12,397,156$0200020132024YearValue
$24,794,312Latest year 2024

Participants Over Time

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

1,2776390200020132025YearValue
1,277Latest 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
202511,277$0$0-
Wind River Environmental Health Plan-1,277---
202421,186$24,794,312$6,140,449$5,177iApproximate average salary by contribution assumption: employee only about $129,436 at 4% or $86,291 at 6%; with 50% employer match about $86,291 at 4% or $57,527 at 6%; with 100% employer match about $64,718 at 4% or $43,145 at 6%.
Wind River Environmental 401(K) Plan-1,186$24,794,312$6,140,449$5,177iApproximate average salary by contribution assumption: employee only about $129,436 at 4% or $86,291 at 6%; with 50% employer match about $86,291 at 4% or $57,527 at 6%; with 100% employer match about $64,718 at 4% or $43,145 at 6%.
Wind River Environmental Health Plan-1,097---
20232993$19,205,767$4,542,139$4,574iApproximate average salary by contribution assumption: employee only about $114,354 at 4% or $76,236 at 6%; with 50% employer match about $76,236 at 4% or $50,824 at 6%; with 100% employer match about $57,177 at 4% or $38,118 at 6%.
Wind River Environmental 401(K) Plan-993$19,205,767$4,542,139$4,574iApproximate average salary by contribution assumption: employee only about $114,354 at 4% or $76,236 at 6%; with 50% employer match about $76,236 at 4% or $50,824 at 6%; with 100% employer match about $57,177 at 4% or $38,118 at 6%.
Wind River Environmental Health Plan-265---
20222840$14,789,641$3,794,713$4,518iApproximate average salary by contribution assumption: employee only about $112,938 at 4% or $75,292 at 6%; with 50% employer match about $75,292 at 4% or $50,195 at 6%; with 100% employer match about $56,469 at 4% or $37,646 at 6%.
Wind River Environmental 401(K) Plan-840$14,789,641$3,794,713$4,518iApproximate average salary by contribution assumption: employee only about $112,938 at 4% or $75,292 at 6%; with 50% employer match about $75,292 at 4% or $50,195 at 6%; with 100% employer match about $56,469 at 4% or $37,646 at 6%.
Wind River Environmental Health Plan-553---
20214786$15,159,808$3,953,567$5,030iApproximate average salary by contribution assumption: employee only about $125,750 at 4% or $83,833 at 6%; with 50% employer match about $83,833 at 4% or $55,889 at 6%; with 100% employer match about $62,875 at 4% or $41,917 at 6%.
Wind River Environmental 401(K) Plan-786$15,159,808$3,953,567$5,030iApproximate average salary by contribution assumption: employee only about $125,750 at 4% or $83,833 at 6%; with 50% employer match about $83,833 at 4% or $55,889 at 6%; with 100% employer match about $62,875 at 4% or $41,917 at 6%.
WIND RIVER ENVIRONMENTAL ACCIDENT PLAN-0---
WIND RIVER ENVIRONMENTAL CRITICAL ILLNESS PLAN-0---
Wind River Environmental Health Plan-525---
20204789$12,392,112$2,926,529$3,709iApproximate average salary by contribution assumption: employee only about $92,729 at 4% or $61,819 at 6%; with 50% employer match about $61,819 at 4% or $41,213 at 6%; with 100% employer match about $46,365 at 4% or $30,910 at 6%.
Wind River Environmental 401(K) Plan-725$12,392,112$2,926,529$4,037iApproximate average salary by contribution assumption: employee only about $100,915 at 4% or $67,277 at 6%; with 50% employer match about $67,277 at 4% or $44,851 at 6%; with 100% employer match about $50,457 at 4% or $33,638 at 6%.
Wind River Environmental Health Plan-789---
WIND RIVER ENVIRONMENTAL ACCIDENT PLAN-148---
WIND RIVER ENVIRONMENTAL CRITICAL ILLNESS PLAN-137---
20192711$9,316,766$1,845,821$2,596iApproximate average salary by contribution assumption: employee only about $64,902 at 4% or $43,268 at 6%; with 50% employer match about $43,268 at 4% or $28,845 at 6%; with 100% employer match about $32,451 at 4% or $21,634 at 6%.
Wind River Environmental 401(K) Plan-700$9,316,766$1,845,821$2,637iApproximate average salary by contribution assumption: employee only about $65,922 at 4% or $43,948 at 6%; with 50% employer match about $43,948 at 4% or $29,299 at 6%; with 100% employer match about $32,961 at 4% or $21,974 at 6%.
Wind River Environmental Health Plan-711---
20182643$7,097,258$1,704,404$2,651iApproximate average salary by contribution assumption: employee only about $66,268 at 4% or $44,178 at 6%; with 50% employer match about $44,178 at 4% or $29,452 at 6%; with 100% employer match about $33,134 at 4% or $22,089 at 6%.
Wind River Environmental 401(K) Plan-643$7,097,258$1,704,404$2,651iApproximate average salary by contribution assumption: employee only about $66,268 at 4% or $44,178 at 6%; with 50% employer match about $44,178 at 4% or $29,452 at 6%; with 100% employer match about $33,134 at 4% or $22,089 at 6%.
Wind River Environmental Health Plan-453---
20172561$6,824,289$1,159,827$2,067iApproximate average salary by contribution assumption: employee only about $51,686 at 4% or $34,457 at 6%; with 50% employer match about $34,457 at 4% or $22,971 at 6%; with 100% employer match about $25,843 at 4% or $17,229 at 6%.
Wind River Environmental 401(K) Plan-539$6,824,289$1,159,827$2,152iApproximate average salary by contribution assumption: employee only about $53,795 at 4% or $35,864 at 6%; with 50% employer match about $35,864 at 4% or $23,909 at 6%; with 100% employer match about $26,898 at 4% or $17,932 at 6%.
Wind River Environmental Health Plan-561---
20163499$5,598,736$1,222,791$2,450iApproximate average salary by contribution assumption: employee only about $61,262 at 4% or $40,841 at 6%; with 50% employer match about $40,841 at 4% or $27,228 at 6%; with 100% employer match about $30,631 at 4% or $20,421 at 6%.
Wind River Environmental 401(K) Plan-499$5,598,736$1,222,791$2,450iApproximate average salary by contribution assumption: employee only about $61,262 at 4% or $40,841 at 6%; with 50% employer match about $40,841 at 4% or $27,228 at 6%; with 100% employer match about $30,631 at 4% or $20,421 at 6%.
Wind River Environmental Life Plan-0---
Wind River Environmental Health Plan-214---
20153286$4,408,902$1,568,527$5,484iApproximate average salary by contribution assumption: employee only about $137,109 at 4% or $91,406 at 6%; with 50% employer match about $91,406 at 4% or $60,937 at 6%; with 100% employer match about $68,555 at 4% or $45,703 at 6%.
Wind River Environmental 401(K) Plan-286$4,408,902$1,568,527$5,484iApproximate average salary by contribution assumption: employee only about $137,109 at 4% or $91,406 at 6%; with 50% employer match about $91,406 at 4% or $60,937 at 6%; with 100% employer match about $68,555 at 4% or $45,703 at 6%.
Wind River Environmental Life Plan-238---
Wind River Environmental Health Plan-173---
20143259$2,963,603$359,022$1,386iApproximate average salary by contribution assumption: employee only about $34,655 at 4% or $23,103 at 6%; with 50% employer match about $23,103 at 4% or $15,402 at 6%; with 100% employer match about $17,327 at 4% or $11,552 at 6%.
Wind River Environmental 401(K) Plan-259$2,963,603$359,022$1,386iApproximate average salary by contribution assumption: employee only about $34,655 at 4% or $23,103 at 6%; with 50% employer match about $23,103 at 4% or $15,402 at 6%; with 100% employer match about $17,327 at 4% or $11,552 at 6%.
Wind River Environmental Life Plan-172---
Wind River Environmental Health Plan-157---
20134170$2,586,734$292,145$1,719iApproximate average salary by contribution assumption: employee only about $42,963 at 4% or $28,642 at 6%; with 50% employer match about $28,642 at 4% or $19,094 at 6%; with 100% employer match about $21,481 at 4% or $14,321 at 6%.
Wind River Environmental 401(K) Plan-136$2,586,734$292,145$2,148iApproximate average salary by contribution assumption: employee only about $53,703 at 4% or $35,802 at 6%; with 50% employer match about $35,802 at 4% or $23,868 at 6%; with 100% employer match about $26,852 at 4% or $17,901 at 6%.
Wind River Environmental Hra-170---
Wind River Environmental Health Plan-134---
Wind River Environmental Life Plan-159---
20121146$1,911,882$273,441$1,873iApproximate average salary by contribution assumption: employee only about $46,822 at 4% or $31,215 at 6%; with 50% employer match about $31,215 at 4% or $20,810 at 6%; with 100% employer match about $23,411 at 4% or $15,607 at 6%.
Wind River Environmental 401(K) Plan-146$1,911,882$273,441$1,873iApproximate average salary by contribution assumption: employee only about $46,822 at 4% or $31,215 at 6%; with 50% employer match about $31,215 at 4% or $20,810 at 6%; with 100% employer match about $23,411 at 4% or $15,607 at 6%.
20111137$1,593,578$393,688$2,874iApproximate average salary by contribution assumption: employee only about $71,841 at 4% or $47,894 at 6%; with 50% employer match about $47,894 at 4% or $31,929 at 6%; with 100% employer match about $35,920 at 4% or $23,947 at 6%.
Wind River Environmental 401(K) Plan-137$1,593,578$393,688$2,874iApproximate average salary by contribution assumption: employee only about $71,841 at 4% or $47,894 at 6%; with 50% employer match about $47,894 at 4% or $31,929 at 6%; with 100% employer match about $35,920 at 4% or $23,947 at 6%.
20101137$1,349,124$596,856$4,357iApproximate average salary by contribution assumption: employee only about $108,915 at 4% or $72,610 at 6%; with 50% employer match about $72,610 at 4% or $48,407 at 6%; with 100% employer match about $54,458 at 4% or $36,305 at 6%.
Wind River Environmental 401(K) Plan-137$1,349,124$596,856$4,357iApproximate average salary by contribution assumption: employee only about $108,915 at 4% or $72,610 at 6%; with 50% employer match about $72,610 at 4% or $48,407 at 6%; with 100% employer match about $54,458 at 4% or $36,305 at 6%.
2009136$631,560$103,652$2,879iApproximate average salary by contribution assumption: employee only about $71,981 at 4% or $47,987 at 6%; with 50% employer match about $47,987 at 4% or $31,991 at 6%; with 100% employer match about $35,990 at 4% or $23,994 at 6%.
Wind River Environmental 401(K) Plan-36$631,560$103,652$2,879iApproximate average salary by contribution assumption: employee only about $71,981 at 4% or $47,987 at 6%; with 50% employer match about $47,987 at 4% or $31,991 at 6%; with 100% employer match about $35,990 at 4% or $23,994 at 6%.
2008167$442,752$106,647$1,592iApproximate average salary by contribution assumption: employee only about $39,794 at 4% or $26,529 at 6%; with 50% employer match about $26,529 at 4% or $17,686 at 6%; with 100% employer match about $19,897 at 4% or $13,265 at 6%.
Wind River Environmental 401(K) Plan-67$442,752$106,647$1,592iApproximate average salary by contribution assumption: employee only about $39,794 at 4% or $26,529 at 6%; with 50% employer match about $26,529 at 4% or $17,686 at 6%; with 100% employer match about $19,897 at 4% or $13,265 at 6%.
2007171$564,193$80,589$1,135iApproximate average salary by contribution assumption: employee only about $28,376 at 4% or $18,918 at 6%; with 50% employer match about $18,918 at 4% or $12,612 at 6%; with 100% employer match about $14,188 at 4% or $9,459 at 6%.
Wind River Environmental 401(K) Plan-71$564,193$80,589$1,135iApproximate average salary by contribution assumption: employee only about $28,376 at 4% or $18,918 at 6%; with 50% employer match about $18,918 at 4% or $12,612 at 6%; with 100% employer match about $14,188 at 4% or $9,459 at 6%.
2006166$578,140$74,024$1,122iApproximate average salary by contribution assumption: employee only about $28,039 at 4% or $18,693 at 6%; with 50% employer match about $18,693 at 4% or $12,462 at 6%; with 100% employer match about $14,020 at 4% or $9,346 at 6%.
Wind River Environmental 401(K) Plan-66$578,140$74,024$1,122iApproximate average salary by contribution assumption: employee only about $28,039 at 4% or $18,693 at 6%; with 50% employer match about $18,693 at 4% or $12,462 at 6%; with 100% employer match about $14,020 at 4% or $9,346 at 6%.
2005162$484,061$89,918$1,450iApproximate average salary by contribution assumption: employee only about $36,257 at 4% or $24,172 at 6%; with 50% employer match about $24,172 at 4% or $16,114 at 6%; with 100% employer match about $18,129 at 4% or $12,086 at 6%.
Wind River Environmental 401(K) Plan-62$484,061$89,918$1,450iApproximate average salary by contribution assumption: employee only about $36,257 at 4% or $24,172 at 6%; with 50% employer match about $24,172 at 4% or $16,114 at 6%; with 100% employer match about $18,129 at 4% or $12,086 at 6%.
2004160$463,742$131,829$2,197iApproximate average salary by contribution assumption: employee only about $54,929 at 4% or $36,619 at 6%; with 50% employer match about $36,619 at 4% or $24,413 at 6%; with 100% employer match about $27,464 at 4% or $18,310 at 6%.
Wind River Environmental 401(K) Plan-60$463,742$131,829$2,197iApproximate average salary by contribution assumption: employee only about $54,929 at 4% or $36,619 at 6%; with 50% employer match about $36,619 at 4% or $24,413 at 6%; with 100% employer match about $27,464 at 4% or $18,310 at 6%.
2003187$343,530$141,047$1,621iApproximate average salary by contribution assumption: employee only about $40,531 at 4% or $27,020 at 6%; with 50% employer match about $27,020 at 4% or $18,014 at 6%; with 100% employer match about $20,265 at 4% or $13,510 at 6%.
Wind River Environmental 401(K) Plan-87$343,530$141,047$1,621iApproximate average salary by contribution assumption: employee only about $40,531 at 4% or $27,020 at 6%; with 50% employer match about $27,020 at 4% or $18,014 at 6%; with 100% employer match about $20,265 at 4% or $13,510 at 6%.
20021129$0$0-
Wind River Environmental 401(K) Plan-129---
2001127$80,561$72,398$2,681iApproximate average salary by contribution assumption: employee only about $67,035 at 4% or $44,690 at 6%; with 50% employer match about $44,690 at 4% or $29,793 at 6%; with 100% employer match about $33,518 at 4% or $22,345 at 6%.
Wind River Environmental 401(K) Plan-27$80,561$72,398$2,681iApproximate average salary by contribution assumption: employee only about $67,035 at 4% or $44,690 at 6%; with 50% employer match about $44,690 at 4% or $29,793 at 6%; with 100% employer match about $33,518 at 4% or $22,345 at 6%.
200018$12,694$12,188$1,524iApproximate average salary by contribution assumption: employee only about $38,088 at 4% or $25,392 at 6%; with 50% employer match about $25,392 at 4% or $16,928 at 6%; with 100% employer match about $19,044 at 4% or $12,696 at 6%.
Wind River Environmental 401(K) Plan-8$12,694$12,188$1,524iApproximate average salary by contribution assumption: employee only about $38,088 at 4% or $25,392 at 6%; with 50% employer match about $25,392 at 4% or $16,928 at 6%; with 100% employer match about $19,044 at 4% or $12,696 at 6%.