#1Biologic Environmental Services & Waste Solutions
BIOLOGIC ENVIRONMENTAL SERVICES & WASTE SOLUTIONS
Serves this area from Hayward, CA (21 mi)
Medical Waste Disposal Companies in Contra Costa County, CA
The top-ranked medical waste companies serving Contra Costa County, CA are Biologic Environmental Services & Waste Solutions, Dillard Environmental Services and Ponder Environmental Services, Inc. We list 16 medical waste companies serving Contra Costa County, CA. 16 of the providers shown match an active record from California Department of Public Health and FMCSA, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
Medical Waste Disposal Companies serving Contra Costa County, CA. 16 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.
Top 10 ranked medical waste companies for Contra Costa County
#2Dillard Environmental Services
Based in Byron, CA#3Ponder Environmental Services, Inc
Serves this area from Benicia, CA (15 mi)#4NetZero360
Serves this area from CA#5Sybest, LLC
Serves this area from Ashland, CA (17 mi)#6Marine Express
Serves this area from Alameda, CA (20 mi)#7Barnett Medical Waste Services
Serves this area from Hayward, CA (21 mi)#8Sharps Solutions, LLC
Serves this area from Hayward, CA (22 mi)#9Naman Trucking, Inc
Serves this area from Tracy, CA (32 mi)#10Hi-tech Medical Waste LLC
HI-TECH MEDICAL WASTE LLCServes this area from Stockton, CA (35 mi)
6 more providers serving this area
- Laser Freight, Inc, Lathrop, CA (37 mi)
- Timberlake, Sacramento, CA (52 mi)
- Forensiclean, LLC, Sacramento, CA (54 mi)
- Koefran Industries, Mather, CA (56 mi)
- Maxmil, LLC, Citrus Heights, CA (64 mi)
- City of Folsom, Hazmat Division, Folsom, CA (69 mi)
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Frequently asked questions
How many medical waste companies serve Contra Costa County?
We list 16 medical waste companies serving Contra Costa County, CA: 1 based there and 15 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.
Which medical waste companies serve Contra Costa County?
The top-ranked medical waste companies serving Contra Costa County, CA are Biologic Environmental Services & Waste Solutions, Dillard Environmental Services, Ponder Environmental Services, Inc, NetZero360 and Sybest, LLC. The full ranked list, with the official records each provider matched, is on this page.
Which medical waste companies serving Contra Costa County are verified against official records?
10 of the top 10 match an active official record: Biologic Environmental Services & Waste Solutions (California Department of Public Health; FMCSA), Dillard Environmental Services (California Department of Public Health), Ponder Environmental Services, Inc (California Department of Public Health), NetZero360 (California Department of Public Health) and Sybest, LLC (California Department of Public Health), and 5 more on this page. Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
What should I check before switching medical waste providers?
Check auto-renewal clauses, early-termination fees, container and fuel surcharges, minimum pickups, and whether the company is a registered transporter or a broker.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .
Cities in Contra Costa County
Communities served
Rodeo, Blackhawk, Contra Costa Centre, Saranap, Kensington, Tara Hills, Camino Tassajara, Vine Hill, Pacheco, North Richmond, San Miguel, East Richmond Heights, Reliez Valley, Crockett, Montalvin Manor, Rollingwood, Mountain View, Bethel Island, Bayview, Knightsen, Norris Canyon, Acalanes Ridge, Castle Hill, Diablo, Byron, Shell Ridge, Alhambra Valley, Clyde, North Gate, Port Costa