COMPASSION. EXPERIENCE. RESPECT.
We Clean Tough Situations: Chester County Suicide, Crime Scene, Hoarding, and Biohazard Cleanup
Bio-One of Chester County helps families and communities after life’s most challenging moments. We clean what others can’t—biohazards, trauma, crime, and suicide scenes, hoarding, and more.
Our trained team shows up fast, works with care, and treats your space with respect.
- Available 24/7.
- Discreet arrival—unmarked vehicles upon request.
- We work with insurance.
- Locally owned and trusted.
Real help for real life: let us handle the cleanup, so you can focus on the path ahead.
Emergency response hotline
Get in touch with our 24/7 biohazard & crime scene cleaning team today
I had to clean out my father's house and I don't know how I would have gotten through it without Tom and his fabulous crew. Tom was very patient and sensitive to the situation. He is tr...
Definitely recommend! Timely communication and EXCELLENT customer service! Bio-One cares and they aim to achieve the right outcome for their clients! Thank you!
Tom and his team were great!
We weren’t happy with the reason we needed his services (raccoon feces) , but Tom made things so much better. He answered my call promptly and was so helpful. He came at the appointed...
Tom, Lance and the rest of the team were fantastic to work with. They were very professional and thorough and I would highly recommend them to anyone!
Where Crisis Meets Compassion
Help first. Business second.
Hoarding Cleanup
We are here to earn your trust and ease you into the hoarding cleanup process.
Decomposition / Undiscovered Death
We handle the toughest scenes with dignity and compassion.
Medical Waste Disposal
We offer medical waste disposal and train others on its safe handling.
Emergency Vehicle Decontamination
We help protect first responders with deep, professional cleaning.
We respond 24/7.
Request a service now.
WE'RE READY 24/7
Work with us
Call Anytime—Day or Night
On-Site, With Care
You're in Good Hands
Ready For Anything 24/7/365
Call us anytime—24/7/365—for fast, compassionate service from a local Bio-One expert.
Why choose Bio-One of Chester County?
Trusted When It Matters Most
Because you deserve more than just a cleanup—you deserve care.
Families, property owners, and first responders choose Bio-One for fast, discreet, and compassionate cleanup.
People call us during some of their most challenging moments. We show up fast, listen first, and handle every scene skillfully and compassionately.
- Fast, local 24/7 response
- Trained experts who treat you with respect
- Discreet, thorough cleanup from start to finish
- We handle the insurance, so you don’t have to
We’re here to help you feel safe again—and we’ll walk with you every step of the way.
Your Local Cleanup Partner
Rooted in the community. Driven by compassion.
You can trust that when you call, you get real help from someone who truly understands.
Thomas Gervasio
Tom is the owner of Bio-One of Chester County. Tom grew up in New York and has a business degree from Loyola College of Maryland. He has worked as a Sales Manager in a variety of industries, from professional sports in New York to Unclaimed Property in King of Prussia. Coming from a military and law enforcement family, helping people is what drives Tom and what led him to joining the Bio-One family. Tom and his wife, Kathryn, have a newborn son Vincenzo, and live in Chester County. They enjoy spending their time traveling and hiking at Marsh Creek.
Real People. Real Compassion.
Our local team is trained, experienced, and here to help—no judgment, just support.
We understand that calling us means something serious has happened. That’s why our local Bio-One team brings more than training—we bring compassion, clear communication, and respect every step of the way.
- Highly trained and experienced technicians
- Honest, in-person estimates
- Discreet and professional service
- Locally owned and operated
You can count on us to handle it all—with care.
