Bio-One of New Haven County

On its Better Business Bureau profile, Bio-One of New Haven County describes itself as specializing in blood cleaning, unattended death cleaning, crime scene cleanup, hoarding cleanup, hazardous and medical waste removal and mold remediation. Its Google page shows 4.7 stars from 26 ratings, and the Better Business Bureau grades it A+ as an accredited business. In a 2026 review, a customer said Matt and his team were compassionate and hard working. A 2024 customer, who described moving from one living space to another as a senior, said the team removed the junk and cleaned the grounds. That 2024 customer said they received images of the work. A 2023 customer said Matt and his team cleaned and disposed of the contents of their sister's home, and that the sister was a hoarder. A 2022 customer said the company cleaned up a room trashed by a former tenant and full of medical waste, and cleaned a shed that had been turned into a raccoon latrine. In an edit to that 2022 review, the customer said Matt and his crew helped clean out a house for sale, moving furniture and cleaning before showings and before closing. A 2022 customer said the company cleaned out a cottage, removing the old carpet, insulation and mouse droppings. A 2022 customer said the pricing was fair and the company stuck to the quote it estimated. A 2024 reviewer said they paid the company over 7500 to get their daycare cleaned and that nothing was ever done or cleaned. That 2024 reviewer said their insurance carrier dropped them because the work was not done. A 2025 reviewer said they called at 11:38pm to schedule a cleaning, was told to call back at normal business hours despite the website's "call 24/7" line, and was hung up on. Connecticut lists its home improvement contractor registration, HIC.0660439, as expired, held by Bio-One of New Haven County.