Bio-One of New Haven County

What They Do

SewageBiohazardHoarding

• BioHazardous Waste
• Biohazard Decontamination
• Biohazardous Materials
• Blood Cleanup
• Crime Scene Cleanup
• Decomposition / Undiscovered Death
• Deep Cleaning Services
• Emergency Vehicle Decontamination
• Gross Filth Cleaning
• Meth Lab Cleanup
• Sewage Backup Cleanup
• Tear Gas Cleanup
• Urine And Feces Cleanup
• Virus / Bacteria Disinfection

In Their Own Words

Bio-One is a leader in crime scene cleanup and biohazard decontamination services in Connecticut for a reason. The scenes we remediate can be overwhelming and dangerous. We partner with local authorities, communities, emergency services personnel, victim services groups, hoarding task forces, apartment communities, insurance companies and others to provide the most efficient and superior service possible. We are trained, experienced, and here for you. Contact us anytime, day or night. We answer the call 24/7.

Written by the business on its public profile. We have not verified these claims.

Before You Call Bio-One of New Haven County

1. Will you remove the carpet and pad that the sewage touched?
2. How high up the walls will you cut, and why?
3. Are your technicians trained in bloodborne pathogen safety?
4. How do you dispose of the waste, and will you give me a disposal record?
5. Do you sort items with the family, or do you haul everything away?

Ask for a Connecticut home improvement contractor registration and look it up with the Department of Consumer Protection. Also ask for proof of insurance and industry certification for the restoration crew.

They list no storefront. Ask where the business is based and whether the crew is their own.

How Their Reviews Break Down

Counts from public listings as of September 23, 2026. A handful of reviews says less than a few hundred.

Read This While You Wait

• Call a proSewage Backup Cleanup, What You Can and Cannot DoWhat to do when sewage backs up into your home. How to stay safe, what you can clean yourself, what must be thrown out, and when to call a specialist.
• Call a proTrauma and Unattended Death Cleanup, What Families Should KnowA gentle guide for families after a death or injury at home. What you do not have to do yourself, how cleanup works, who pays, and how to choose a crew.
• DIY with careHoarding Cleanup, Safely and With CompassionHow to help clear a hoarded home without breaking trust or getting hurt. Safety checks, gear, pacing, biohazards, and when a specialist crew is the answer.
• DIY with careToilet Overflow Cleanup by Water CategoryHow to stop an overflowing toilet, tell clean tank water from bowl water and sewage, clean each one safely, and know when the water went too far for DIY.