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Waste Treatment Government Contracts in California

Statewide ranked opportunities and likely upcoming recompetes for facilities contractors across California.

Get free California opportunity & recompete alertsUpdates daily · Apr 13, 2:02 AM ET latest update

Market Intelligence —
Waste Treatment in California

California's Waste Treatment Services market is highly concentrated: Winterhaven alone accounts for 31% of the state's 13 active opportunities in Q2 2026, with Winterhaven, Benicia, San Diego collectively representing 77% of all activity. This concentration pattern creates a two-tier market — contractors must establish presence in Winterhaven to access the majority of deal flow, while the remaining 3 cities offer lower-volume but less competitive opportunities.

The top Waste Treatment Services markets in California as of Q2 2026 are: Winterhaven (4 opportunities, 31% of state activity); Benicia (3 opportunities, 23% of state activity); San Diego (3 opportunities, 23% of state activity). Winterhaven leads by a factor of 1.3× over the second-ranked city, Benicia, reflecting federal installation density and agency office concentration in the Winterhaven metro. The statewide average is 2 opportunities per city across 6 markets.

No single agency dominates California's Waste Treatment Services procurement: the largest buyer — FEDERAL PRISON SYSTEM / BUREAU OF PRISONS — holds just 29% of 21 awards totaling $6.9M. With 5 active buying agencies, the market rewards contractors who can manage a portfolio of smaller contracts across multiple agency relationships rather than depending on one large vehicle. On the vendor side, the market is incumbent-heavy: the top 3 contractors — ARAKELIAN ENTERPRISES, INC, RECOLOGY HUMBOLDT COUNTY, GOLDEN GATE DISPOSAL & RECYCLING CO — hold 85% of recent awards, meaning new entrants face significant barriers unless targeting recompetes or set-asides.

Looking ahead, 10 Waste Treatment Services contracts in California are entering recompete windows, valued at an estimated $481.6M combined. Of these, 10 carry high takeover signals — meaning the incumbent's position is vulnerable based on the agency's historical vendor switching patterns. For contractors planning their California pipeline, these recompetes represent the highest-probability wins: existing requirements with defined scopes, incumbent performance data on record, and established funding lines.

Analysis computed from SAM.gov and USAspending.gov data · Updated daily

California has 13 open waste treatment contract opportunities as of 2026-04-13, with 10 likely recompetes identified. Top markets include Winterhaven, Benicia, San Diego.

13

Open Opportunities

10

Likely Recompetes

FEDERAL PRISON SYSTEM / BUREAU OF PRISONS

Top Agency

Winterhaven

Top City

Key Insights —
Waste Treatment in California

📈

Emerging activity: 3 new waste treatment in california opportunities posted in the last 30 days, representing $4.6M in estimated pipeline.

🏢

Majority small-business: 92% of active opportunities carry a small-business set-aside designation.

🔄

10 incumbent-held contracts are approaching likely recompete windows, worth an estimated $481.6M.

📊

Highly concentrated market: the top 3 incumbent vendors hold 85% of recent awards across 5 tracked contractors.

Computed from SAM.gov and USAspending.gov data · Updated daily

Top Opportunities This Week

Score↕Title↕Location↕Agency↕Due Date↕Set-Aside↕
76Trash Disposal ServicesSan DiegoHOMELAND SECURITY, DEPARTMENT OF.US CUSTOMS AND BORDER PROTECTION.MISSION SUPPORT CONTRACTING DIVISIONMar 10, 2026NONE
76Trash Disposal ServicesSan DiegoHOMELAND SECURITY, DEPARTMENT OF.US CUSTOMS AND BORDER PROTECTION.MISSION SUPPORT CONTRACTING DIVISIONMar 10, 2026NONE
71DLA Disposition Services West Tire Recycling and Disposal ServicesCamp PendletonDEPT OF DEFENSE.DEFENSE LOGISTICS AGENCY.DLA DISPOSITION SERVICES.DLA DISPOSITION SERVICES - EBS—SBA
65Trash Disposal ServicesSan DiegoHOMELAND SECURITY, DEPARTMENT OF.US CUSTOMS AND BORDER PROTECTION.MISSION SUPPORT CONTRACTING DIVISIONDec 17, 2025NONE
62Notice of Intent to Sole Source: FY26 - FY30 San Francisco District Beneficial Use SiteEmeryvilleDEPT OF DEFENSE.DEPT OF THE ARMY.US ARMY CORPS OF ENGINEERS.ENGINEER DIVISION SOUTH PACIFIC.ENDIST SAN FRANCISCO.W075 ENDIST SAN FRANMar 21, 2026—
34SBRF Hazardous Waste Disposal ServicesBeniciaTRANSPORTATION, DEPARTMENT OF.MARITIME ADMINISTRATION.6991PE DOT MARITIME ADMINApr 8, 2026SBA
34SBRF Hazardous Waste Disposal ServicesBeniciaTRANSPORTATION, DEPARTMENT OF.MARITIME ADMINISTRATION.6991PE DOT MARITIME ADMINApr 8, 2026SBA
34SBRF Hazardous Waste Disposal ServicesBeniciaTRANSPORTATION, DEPARTMENT OF.MARITIME ADMINISTRATION.6991PE DOT MARITIME ADMINApr 8, 2026SBA
33F--Hazardous Waste Removal and Disposal Services for San FranciscoPWR SF/SEA MABO(85000)Feb 10, 2026Total Small Business Set-Aside (FAR 19.5)
—Amendment 3 Updated Pricing Schedule and Extension - Fort Yuma Health Center Indian Health Service HVAC Filter Replacement and Disposal ServicesWinterhavenHEALTH AND HUMAN SERVICES, DEPARTMENT OF.INDIAN HEALTH SERVICE.PHOENIX AREA INDIAN HEALTH SVCMar 3, 2026SBA

Showing 10 of 13 results

Recompetes

Score↕Location↕Agency↕Incumbent↕Est. Window↕Takeover Signal↕
88—DEFENSE MICROELECTRONICS ACTIVITYBLACKWATCH INTERNATIONAL CORPORATIONDec 31, 2025 – Apr 30, 2026high
88—Department of the NavyTHE CAMERON BELL CORPORATIONDec 9, 2025 – Apr 8, 2026high
88—Department of the NavyJSL TECHNOLOGIES, INC.Dec 12, 2025 – Apr 11, 2026high
88—Department of the ArmySUSTAINMENT & RESTORATION SERVICES, LLCDec 26, 2025 – Apr 25, 2026high
88—Department of the NavyT-SOLUTIONS, INC.Dec 26, 2025 – Apr 25, 2026high
88—Department of the NavyHIGHBURY DEFENSE GROUPDec 21, 2025 – Apr 20, 2026high
88—Department of the ArmySUSTAINMENT & RESTORATION SERVICES, LLCDec 27, 2025 – Apr 26, 2026high
88—Department of the NavyDSC-EMI MAINTENANCE SOLUTIONS, LLCDec 29, 2025 – Apr 28, 2026high
88—Department of the NavyINDUS TECHNOLOGY INCDec 29, 2025 – Apr 28, 2026high
88—Department of the NavyUNIVERSAL CONSULTING SERVICES, LLCJan 2, 2026 – May 2, 2026high

Across California, waste treatment opportunities span federal agencies with facilities in major metropolitan areas. There are currently 13 active opportunities. Top cities include Winterhaven, Benicia, San Diego.

Data updated: Apr 13, 2026

Top Buying Agencies

Agency↕Awards↕Est. Spend↕
FEDERAL PRISON SYSTEM / BUREAU OF PRISONS6$186K
U.S. Coast Guard6$294K
U.S. Customs and Border Protection4$4.6M
National Park Service3$323K
Public Buildings Service2$1.6M

Top Incumbent Vendors

Vendor↕Awards↕
ARAKELIAN ENTERPRISES, INC6
RECOLOGY HUMBOLDT COUNTY3
GOLDEN GATE DISPOSAL & RECYCLING CO2
MEDWASTE MANAGEMENT, LLC1
BIOFILTRO USA INC.1

Top Cities in California

City↕Opportunities↕
Winterhaven4
Benicia3
San Diego3
San Francisco1
Camp Pendleton1
Emeryville1
Shasta Lake0
Barstow0
Fort Irwin0
Port Hueneme0

How We Rank These

We score each opportunity on a 0–100 scale using six transparent factors: service fit, contract value, timing urgency, geographic relevance, competition level, and agency buying appetite. Data sourced from SAM.gov and USAspending.gov, refreshed daily.

Read full methodology

Explore Other States

TexasVirginiaFloridaGeorgiaMarylandNew YorkPennsylvaniaNorth CarolinaOhioIllinoisDistrict of Columbia

Other Services in California

JanitorialFacilities SupportLandscapingSecurity GuardsHVACElectricalBuilding ServicesWaste CollectionRemediationPaintingEnv. ConsultingEngineeringSecurity SystemsSpecialty TradesTech Consulting

Frequently Asked Questions

How many waste treatment contracts are there in California?

California has 13 active federal waste treatment opportunities right now. RecompeteIQ tracks and ranks all opportunities daily from SAM.gov.

What are the top cities for waste treatment contracts in California?

Winterhaven, Benicia, San Diego are the top markets based on opportunity count.

Who are the top waste treatment contractors in California?

The leading incumbent vendors include ARAKELIAN ENTERPRISES, INC, RECOLOGY HUMBOLDT COUNTY, GOLDEN GATE DISPOSAL & RECYCLING CO. See the Incumbent Vendors table for full rankings.

When do waste treatment contracts come up for rebid in California?

Most waste treatment contracts follow 30–48 month cycles. The "Recompetes" section shows contracts estimated to be recompeted within the next 12 months based on historical award patterns.

How can I get notified about new opportunities?

Sign up for the weekly Opportunity Radar to receive a ranked shortlist of the top opportunities across California.

Cite this page

APA

RecompeteIQ. (2026). Waste Treatment Government Contracts in California. Retrieved 2026-04-13, from https://recompeteiq.com/state/ca/waste-treatment

Chicago

RecompeteIQ. "Waste Treatment Government Contracts in California." Accessed 2026-04-13. https://recompeteiq.com/state/ca/waste-treatment.

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Data sourced from SAM.gov and USAspending.gov. Updated daily.

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