COMPASSION. EXPERIENCE. RESPECT.

Professional Crime Scene Cleanup & Decontamination Service in Denver

When life happens, Bio-One of Denver answers the call. 

As specialists who are empathetic and committed to serving the community, we consistently set the pace for other companies to follow with our compassion and care for emergency decontamination services throughout Denver.

If you're facing a challenging cleanup, we’re here to help with complete discretion—from unmarked vehicles to special requests—while working closely with insurance companies and adjusters.

We also specialize in trauma cleanup throughout Denver (crime, suicide, unattended death cleanup) to ensure that you never have to face a traumatic event alone.

Emergency response hotline

Get in touch with our 24/7 biohazard & crime scene cleaning team today

Call me directly:Gregg and Cheryl Chiasson
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Katy Faulkner

These guys were awesome! Very professional and in and out in just a few hours! I highly recommend them for any service you may need!

Anna Rose

I saw them cleaning up the trail near my house due to homeless encampments. Really appreciate what they do.

David Little John

From the get go when Greg came out to look at moms house he was very professional and compassionate. The day the job started everyone in the team worked hard, followed direction, even m...

David Hudson

This company did a remarkable job with decluttering, as well as deep cleaning my apartment. The employees worked quickly and efficiently, with great attention to detail. Very importantl...

Sarah Kinn

The owners of Bio-One Denver were available, communicative, and helpful right off the bat. They took the time to walk me through their process of cleaning my vehicle, billing through in...

Trusted By
Decon Firm Certified
Osha Certified
Osha Hozwoper Certified
CDPHE Logo
Fentanyl Remediation

Where Crisis Meets Compassion

Bio-One responds when families need more than just cleanup—they need someone who truly cares.
Five Star Experience
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Help first. Business second.

We provide compassionate, discreet biohazard cleanup, restoring safety and peace of mind in times of crisis.
Suicide Cleanup Icon

Suicide Cleanup

We clean with care, helping families begin to heal.

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Crime Scene Cleanup Icon

Crime Scene Cleanup

We remove hazards so you can move forward safely.

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Meth Lab Cleanup Icon

Meth Lab Cleanup

We fully decontaminate dangerous drug sites—fast and discreet.

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Blood Spill Cleanup Icon

Blood Spill Cleanup

We clean thoroughly to restore safety and peace of mind.

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Hoarding Cleanup Icon

Hoarding Cleanup

We are here to earn your trust and ease you into the hoarding cleanup process.

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Decomposition / Undiscovered Death Icon

Decomposition / Undiscovered Death

We handle the toughest scenes with dignity and compassion.

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Medical Waste Disposal Icon

Medical Waste Disposal

We offer medical waste disposal and train others on its safe handling.

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Emergency Vehicle Decontamination Icon

Emergency Vehicle Decontamination

We help protect first responders with deep, professional cleaning.

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View All Services

We respond 24/7.
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Bio-One of Denver

    COMPASSION. EXPERIENCE. RESPECT.

    Work with us

    Three simple steps. One compassionate team.
    1

    Call Anytime—Day or Night

    Reach out 24/7. A kind, trained expert will listen and guide you through the next steps.
    2

    On-Site, With Care

    We’ll arrive quickly, walk the space with you, and create a plan that fits your needs—with total discretion and respect.
    3

    You're in Good Hands

    We’ll handle the cleanup with care and follow through until you’re fully satisfied. We can even work with your insurance to ease the process.

    Discrete & Fast Emergency Services & Trauma Clean Up in Denver When You Need It

    Our motto is ‘Help First, Business Second’. We live and breathe this ethos whenever we visit your home, office, crime scene, or a biohazardous site in your area.

    We have a range of services (alongside property or vehicle decontamination in Denver) tailored to your specific needs in moments of crisis:

    Here’s what you’ll get when you reach out to us: 

    1. You’ll get help whenever you call us: When the unthinkable happens, we answer your call any time of day or night, 24/7. You can consistently expect a supportive, understanding, and responsive Bio-One team member on the other end of the line.
    2. You’ll get comprehensive remediation: Our crew will typically be at your door within an hour, ready to serve your unique cleaning and decontamination needs with confidentiality and professionalism. Our goal is to ensure that you’re 100% satisfied with the work we do.
    3. You’ll get assistance with your insurance provider: We understand how nerve-wracking working with your insurance company can be, even on a good day. That’s why we do the hard parts, by contacting your insurance provider, opening a claim, and dealing closely with adjusters on your behalf.

    No matter what happens, you can always rely on our kind, considerate, and efficient teams to be there for you when it counts the most. We won’t leave until you feel happy, comfortable, and safe.

    Schedule a Service
    Why choose Bio-One of Denver?

    Why Bio-One of Denver is the Best Team for the Job

    With more than 20 years of superior service during difficult situations, our close-knit crews are trained in all manner of cleanup and decontamination, like Denver trauma cleanup services or tending to a homeless encampment. 

    We’ve been a bolstering fixture in the community for decades with our crime scene cleanup and biohazard cleanup services in Denver (including odor removal), prioritizing your comfort and confidentiality every single time.

    Where our competitors often reject the most intense cleanup jobs, like meth lab and meth contamination cleanup, we do the exact opposite. We have what it takes to protect and return your personal and professional spaces to their pre-incident state, regardless of the size or complexity of the task.

    Whether your life’s been affected by crime, disaster, or misuse, we’ve honed our abilities to listen to people, recognize their needs and meet them, particularly in traumatic scenarios.

    Call Us 24/7
    Your Local Cleanup Partner

    Rooted in the community. Driven by compassion.

    The person behind your local Bio-One isn’t just a business owner—they’re a neighbor who cares deeply about helping others through life’s most challenging moments. Trained, certified, and ready to respond 24/7, they lead a team committed to doing the right thing with discretion, empathy, and professionalism.

    You can trust that when you call, you get real help from someone who truly understands.

    Gregg and Cheryl Chiasson

    Gregg and Cheryl Chiasson are active, experienced business owners in the Denver area. They find fulfillment serving the community, providing jobs, and supporting non-profit organizations. Owning a Bio-One franchise is a natural fit to their values and mission of service to others. They hire team members who share these values, a key element in helping families experiencing a tragedy. Their son Sean, an outdoor enthusiast, resides in Bend, Oregon where he works as an accountant at a vineyard as well as a climbing and adventure guide. Their son Kyle, also an entrepreneur, lives in Denver and owns a successful water damage restoration business (Best Option Restoration). Gregg, having served in the ambulance industry for 30 years, is experienced in emergency response and understands the needs of a family experiencing a trauma. He spends his spare time mentoring youth and supporting several non-profits. Cheryl's career in hospital marketing also gives her insight to the needs of a family in crisis. She finds joy in helping others both personally and professionally. Cheryl excels at listening to people, recognizing their needs, and finding ways to meet those needs.
    Learn more about me and my mission
    Call Us 24/7

    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.

    Meet my team

    What our clients say

    decontamination and biohazard cleaning services reviews
    Steven Kirk, Denver, 5/2025
    I have used Bio-One to purchase items from estate auctions. Very professional! Will continue to use them AAA+++
    decontamination and biohazard cleaning services reviews
    Sarah Kinn, Denver, 5/2025
    The owners of Bio-One Denver were available, communicative, and helpful right off the bat. They took the time to walk me through their process of cleaning my vehicle, billing through insurance, etc. This a quality company with great people running it. I can't say enough. Had a really positive experience with them.
    decontamination and biohazard cleaning services reviews
    Caleb Hillaby, Denver, 4/2025
    We had Justin, Joel and Sarah come out to help us get three sheds with serious mouse infestations all cleaned out. They did an excellent job in a timely manner and were tremendously friendly and professional. Would definitely hire them again!
    COMMUNITY

    Areas We Serve

    If you’re searching for decades of knowledge in restoring homes and commercial properties to safe and clean conditions, then look no further than us at Bio-One. We’re invested in you and those you value. We are experienced, ready for anything, and equipped with customized cleaning and decontamination plans.

    We proudly provide jobs, support non-profit organizations, and serve the following areas in and around Denver:

    No matter the circumstances, be it blood cleanup, drug cleanup remediation, or hoarding cleanup, our communication is clear and supportive, our cleaning approach is thorough, and we’re consistently there to lend a helping hand around the clock. 

    For more information about us, contact us right away at (303) 951-8912.

    Find your nearest Bio-One office

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    Frequently asked questions

    What types of situations does Bio-One handle?
    We clean biohazards, trauma scenes, suicides, unattended deaths, hoarding situations, and more—discreetly and with care.
    Are you really available 24/7?
    Yes. No matter the time or day, someone from our local team is always ready to answer your call.
    Will my information be kept private?
    Absolutely. Upon request, we arrive in unmarked vehicles and treat every situation with total discretion and respect.
    How quickly can you arrive?
    We respond quickly—usually the same day. We’re locally owned, so we can get to you quickly.
    Do you work with insurance?
    Yes. We’ll work directly with your insurance provider to help make the process easier for you.
    What happens when I call Bio-One?
    A kind, trained expert will listen, explain the next steps, and guide you through the process—no pressure, no judgment.
    Is your team trained for hazardous cleanup?
    Yes. Our technicians are fully trained, certified, and experienced in handling dangerous and sensitive situations.
    Do I have to be home during the cleanup?
    Not if you don’t want to be. We’ll work with your schedule and comfort level every step of the way.
    How long does cleanup usually take?
    It depends on the situation, but most cleanups take a day or two. We’ll give you a clear timeline upfront.
    Why should I trust Bio-One?
    Because we genuinely care. We’re part of your community and show up with compassion, professionalism, and respect—every time.