Civic Intelligence

Western Disposal Services Inc.

Plan context: Western Disposal Inc. Section 401K Profit Sharing Plan

EIN 84-0790541 • Boulder, CO • 42 filings • 8 plans

5880 Butte Mill RoadBoulder, CO 80301
Current Snapshot

Latest Year

2025

2025 Participants

171

2025 Assets

$30,474,512

2025 Contributions

$2,239,172

Historical Graphs

Total Assets Over Time

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

$30,474,512$15,237,256$0199920122024YearValue
$30,474,512Latest year 2024

Participants Over Time

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

2251130199920122025YearValue
171Latest 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
20251171$0$0-
Western Disposal Services Inc. Health and Welfare Plan-171---
20242179$30,474,512$2,239,172$12,509iApproximate average salary by contribution assumption: employee only about $312,734 at 4% or $208,489 at 6%; with 50% employer match about $208,489 at 4% or $138,993 at 6%; with 100% employer match about $156,367 at 4% or $104,245 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-176$30,474,512$2,239,172$12,723iApproximate average salary by contribution assumption: employee only about $318,064 at 4% or $212,043 at 6%; with 50% employer match about $212,043 at 4% or $141,362 at 6%; with 100% employer match about $159,032 at 4% or $106,021 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-179---
20232174$26,977,241$1,935,349$11,123iApproximate average salary by contribution assumption: employee only about $278,067 at 4% or $185,378 at 6%; with 50% employer match about $185,378 at 4% or $123,586 at 6%; with 100% employer match about $139,034 at 4% or $92,689 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-173$26,977,241$1,935,349$11,187iApproximate average salary by contribution assumption: employee only about $279,675 at 4% or $186,450 at 6%; with 50% employer match about $186,450 at 4% or $124,300 at 6%; with 100% employer match about $139,837 at 4% or $93,225 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-174---
20222162$23,969,241$1,715,215$10,588iApproximate average salary by contribution assumption: employee only about $264,694 at 4% or $176,462 at 6%; with 50% employer match about $176,462 at 4% or $117,642 at 6%; with 100% employer match about $132,347 at 4% or $88,231 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-162$23,969,241$1,715,215$10,588iApproximate average salary by contribution assumption: employee only about $264,694 at 4% or $176,462 at 6%; with 50% employer match about $176,462 at 4% or $117,642 at 6%; with 100% employer match about $132,347 at 4% or $88,231 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-161---
20212156$28,293,589$1,597,194$10,238iApproximate average salary by contribution assumption: employee only about $255,961 at 4% or $170,640 at 6%; with 50% employer match about $170,640 at 4% or $113,760 at 6%; with 100% employer match about $127,980 at 4% or $85,320 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-156$28,293,589$1,597,194$10,238iApproximate average salary by contribution assumption: employee only about $255,961 at 4% or $170,640 at 6%; with 50% employer match about $170,640 at 4% or $113,760 at 6%; with 100% employer match about $127,980 at 4% or $85,320 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-155---
20202159$24,911,888$1,675,134$10,535iApproximate average salary by contribution assumption: employee only about $263,386 at 4% or $175,591 at 6%; with 50% employer match about $175,591 at 4% or $117,060 at 6%; with 100% employer match about $131,693 at 4% or $87,795 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-159$24,911,888$1,675,134$10,535iApproximate average salary by contribution assumption: employee only about $263,386 at 4% or $175,591 at 6%; with 50% employer match about $175,591 at 4% or $117,060 at 6%; with 100% employer match about $131,693 at 4% or $87,795 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-157---
20192177$21,545,854$1,359,968$7,683iApproximate average salary by contribution assumption: employee only about $192,086 at 4% or $128,057 at 6%; with 50% employer match about $128,057 at 4% or $85,372 at 6%; with 100% employer match about $96,043 at 4% or $64,029 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-177$21,545,854$1,359,968$7,683iApproximate average salary by contribution assumption: employee only about $192,086 at 4% or $128,057 at 6%; with 50% employer match about $128,057 at 4% or $85,372 at 6%; with 100% employer match about $96,043 at 4% or $64,029 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-159---
20182161$17,201,338$1,309,170$8,131iApproximate average salary by contribution assumption: employee only about $203,287 at 4% or $135,525 at 6%; with 50% employer match about $135,525 at 4% or $90,350 at 6%; with 100% employer match about $101,644 at 4% or $67,762 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-155$17,201,338$1,309,170$8,446iApproximate average salary by contribution assumption: employee only about $211,156 at 4% or $140,771 at 6%; with 50% employer match about $140,771 at 4% or $93,847 at 6%; with 100% employer match about $105,578 at 4% or $70,385 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-161---
20172156$18,402,493$1,194,133$7,655iApproximate average salary by contribution assumption: employee only about $191,367 at 4% or $127,578 at 6%; with 50% employer match about $127,578 at 4% or $85,052 at 6%; with 100% employer match about $95,684 at 4% or $63,789 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-156$18,402,493$1,194,133$7,655iApproximate average salary by contribution assumption: employee only about $191,367 at 4% or $127,578 at 6%; with 50% employer match about $127,578 at 4% or $85,052 at 6%; with 100% employer match about $95,684 at 4% or $63,789 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-152---
20162155$15,424,044$1,076,225$6,943iApproximate average salary by contribution assumption: employee only about $173,585 at 4% or $115,723 at 6%; with 50% employer match about $115,723 at 4% or $77,149 at 6%; with 100% employer match about $86,792 at 4% or $57,862 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-139$15,424,044$1,076,225$7,743iApproximate average salary by contribution assumption: employee only about $193,566 at 4% or $129,044 at 6%; with 50% employer match about $129,044 at 4% or $86,029 at 6%; with 100% employer match about $96,783 at 4% or $64,522 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-155---
20152157$14,462,243$1,023,118$6,517iApproximate average salary by contribution assumption: employee only about $162,917 at 4% or $108,611 at 6%; with 50% employer match about $108,611 at 4% or $72,408 at 6%; with 100% employer match about $81,458 at 4% or $54,306 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-133$14,462,243$1,023,118$7,693iApproximate average salary by contribution assumption: employee only about $192,315 at 4% or $128,210 at 6%; with 50% employer match about $128,210 at 4% or $85,474 at 6%; with 100% employer match about $96,158 at 4% or $64,105 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-157---
20142156$15,108,047$1,014,913$6,506iApproximate average salary by contribution assumption: employee only about $162,646 at 4% or $108,431 at 6%; with 50% employer match about $108,431 at 4% or $72,287 at 6%; with 100% employer match about $81,323 at 4% or $54,215 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-128$15,108,047$1,014,913$7,929iApproximate average salary by contribution assumption: employee only about $198,225 at 4% or $132,150 at 6%; with 50% employer match about $132,150 at 4% or $88,100 at 6%; with 100% employer match about $99,113 at 4% or $66,075 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-156---
20132157$13,989,538$967,382$6,162iApproximate average salary by contribution assumption: employee only about $154,042 at 4% or $102,694 at 6%; with 50% employer match about $102,694 at 4% or $68,463 at 6%; with 100% employer match about $77,021 at 4% or $51,347 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-130$13,989,538$967,382$7,441iApproximate average salary by contribution assumption: employee only about $186,035 at 4% or $124,023 at 6%; with 50% employer match about $124,023 at 4% or $82,682 at 6%; with 100% employer match about $93,018 at 4% or $62,012 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-157---
20122145$12,634,285$977,082$6,738iApproximate average salary by contribution assumption: employee only about $168,462 at 4% or $112,308 at 6%; with 50% employer match about $112,308 at 4% or $74,872 at 6%; with 100% employer match about $84,231 at 4% or $56,154 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-128$12,634,285$977,082$7,633iApproximate average salary by contribution assumption: employee only about $190,836 at 4% or $127,224 at 6%; with 50% employer match about $127,224 at 4% or $84,816 at 6%; with 100% employer match about $95,418 at 4% or $63,612 at 6%.
Western Disposal Services Inc. Health and Welfare Plan-145---
20113225$10,573,211$926,859$4,119iApproximate average salary by contribution assumption: employee only about $102,984 at 4% or $68,656 at 6%; with 50% employer match about $68,656 at 4% or $45,771 at 6%; with 100% employer match about $51,492 at 4% or $34,328 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-125$10,573,211$926,859$7,415iApproximate average salary by contribution assumption: employee only about $185,372 at 4% or $123,581 at 6%; with 50% employer match about $123,581 at 4% or $82,387 at 6%; with 100% employer match about $92,686 at 4% or $61,791 at 6%.
WESTERN DISPOSAL SERVICES, INC. EMPLOYEE BENEFIT P LAN-140---
Western Disposal Services Inc. Health and Welfare Plan-225---
20101121$9,754,345$806,006$6,661iApproximate average salary by contribution assumption: employee only about $166,530 at 4% or $111,020 at 6%; with 50% employer match about $111,020 at 4% or $74,013 at 6%; with 100% employer match about $83,265 at 4% or $55,510 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-121$9,754,345$806,006$6,661iApproximate average salary by contribution assumption: employee only about $166,530 at 4% or $111,020 at 6%; with 50% employer match about $111,020 at 4% or $74,013 at 6%; with 100% employer match about $83,265 at 4% or $55,510 at 6%.
20091105$8,736,025$752,909$7,171iApproximate average salary by contribution assumption: employee only about $179,264 at 4% or $119,509 at 6%; with 50% employer match about $119,509 at 4% or $79,673 at 6%; with 100% employer match about $89,632 at 4% or $59,755 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-105$8,736,025$752,909$7,171iApproximate average salary by contribution assumption: employee only about $179,264 at 4% or $119,509 at 6%; with 50% employer match about $119,509 at 4% or $79,673 at 6%; with 100% employer match about $89,632 at 4% or $59,755 at 6%.
20081116$7,005,713$752,657$6,488iApproximate average salary by contribution assumption: employee only about $162,211 at 4% or $108,140 at 6%; with 50% employer match about $108,140 at 4% or $72,094 at 6%; with 100% employer match about $81,105 at 4% or $54,070 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-116$7,005,713$752,657$6,488iApproximate average salary by contribution assumption: employee only about $162,211 at 4% or $108,140 at 6%; with 50% employer match about $108,140 at 4% or $72,094 at 6%; with 100% employer match about $81,105 at 4% or $54,070 at 6%.
20071108$9,697,267$736,707$6,821iApproximate average salary by contribution assumption: employee only about $170,534 at 4% or $113,689 at 6%; with 50% employer match about $113,689 at 4% or $75,793 at 6%; with 100% employer match about $85,267 at 4% or $56,845 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-108$9,697,267$736,707$6,821iApproximate average salary by contribution assumption: employee only about $170,534 at 4% or $113,689 at 6%; with 50% employer match about $113,689 at 4% or $75,793 at 6%; with 100% employer match about $85,267 at 4% or $56,845 at 6%.
2006194$8,608,911$622,337$6,621iApproximate average salary by contribution assumption: employee only about $165,515 at 4% or $110,343 at 6%; with 50% employer match about $110,343 at 4% or $73,562 at 6%; with 100% employer match about $82,758 at 4% or $55,172 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-94$8,608,911$622,337$6,621iApproximate average salary by contribution assumption: employee only about $165,515 at 4% or $110,343 at 6%; with 50% employer match about $110,343 at 4% or $73,562 at 6%; with 100% employer match about $82,758 at 4% or $55,172 at 6%.
20051111$7,043,136$632,021$5,694iApproximate average salary by contribution assumption: employee only about $142,347 at 4% or $94,898 at 6%; with 50% employer match about $94,898 at 4% or $63,265 at 6%; with 100% employer match about $71,174 at 4% or $47,449 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-111$7,043,136$632,021$5,694iApproximate average salary by contribution assumption: employee only about $142,347 at 4% or $94,898 at 6%; with 50% employer match about $94,898 at 4% or $63,265 at 6%; with 100% employer match about $71,174 at 4% or $47,449 at 6%.
20041116$6,468,638$578,821$4,990iApproximate average salary by contribution assumption: employee only about $124,746 at 4% or $83,164 at 6%; with 50% employer match about $83,164 at 4% or $55,443 at 6%; with 100% employer match about $62,373 at 4% or $41,582 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-116$6,468,638$578,821$4,990iApproximate average salary by contribution assumption: employee only about $124,746 at 4% or $83,164 at 6%; with 50% employer match about $83,164 at 4% or $55,443 at 6%; with 100% employer match about $62,373 at 4% or $41,582 at 6%.
20031108$5,291,944$564,900$5,231iApproximate average salary by contribution assumption: employee only about $130,764 at 4% or $87,176 at 6%; with 50% employer match about $87,176 at 4% or $58,117 at 6%; with 100% employer match about $65,382 at 4% or $43,588 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-108$5,291,944$564,900$5,231iApproximate average salary by contribution assumption: employee only about $130,764 at 4% or $87,176 at 6%; with 50% employer match about $87,176 at 4% or $58,117 at 6%; with 100% employer match about $65,382 at 4% or $43,588 at 6%.
20021123$4,057,042$603,952$4,910iApproximate average salary by contribution assumption: employee only about $122,754 at 4% or $81,836 at 6%; with 50% employer match about $81,836 at 4% or $54,558 at 6%; with 100% employer match about $61,377 at 4% or $40,918 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-123$4,057,042$603,952$4,910iApproximate average salary by contribution assumption: employee only about $122,754 at 4% or $81,836 at 6%; with 50% employer match about $81,836 at 4% or $54,558 at 6%; with 100% employer match about $61,377 at 4% or $40,918 at 6%.
20011108$4,032,968$520,109$4,816iApproximate average salary by contribution assumption: employee only about $120,396 at 4% or $80,264 at 6%; with 50% employer match about $80,264 at 4% or $53,509 at 6%; with 100% employer match about $60,198 at 4% or $40,132 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-108$4,032,968$520,109$4,816iApproximate average salary by contribution assumption: employee only about $120,396 at 4% or $80,264 at 6%; with 50% employer match about $80,264 at 4% or $53,509 at 6%; with 100% employer match about $60,198 at 4% or $40,132 at 6%.
20001100$4,113,125$479,925$4,799iApproximate average salary by contribution assumption: employee only about $119,981 at 4% or $79,988 at 6%; with 50% employer match about $79,988 at 4% or $53,325 at 6%; with 100% employer match about $59,991 at 4% or $39,994 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-100$4,113,125$479,925$4,799iApproximate average salary by contribution assumption: employee only about $119,981 at 4% or $79,988 at 6%; with 50% employer match about $79,988 at 4% or $53,325 at 6%; with 100% employer match about $59,991 at 4% or $39,994 at 6%.
1999188$4,320,520$382,815$4,350iApproximate average salary by contribution assumption: employee only about $108,754 at 4% or $72,503 at 6%; with 50% employer match about $72,503 at 4% or $48,335 at 6%; with 100% employer match about $54,377 at 4% or $36,251 at 6%.
Western Disposal Inc. Section 401K Profit Sharing Plan-88$4,320,520$382,815$4,350iApproximate average salary by contribution assumption: employee only about $108,754 at 4% or $72,503 at 6%; with 50% employer match about $72,503 at 4% or $48,335 at 6%; with 100% employer match about $54,377 at 4% or $36,251 at 6%.