Compassion. Experience. Respect.

Disinfection Services - Virus & Bacteria

Bio-One of Denver is a trusted leader in the decontamination industry. We employ certified technicians to disinfect bloodborne pathogens, viruses, and bacteria that may be present.

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

Call me directly:Gregg and Cheryl Chiasson
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Chris Denker

We were absolutely blown away by Gregg and his team—not just by the incredible results, but by the outstanding professionalism and kindness of every single person who showed up. With ...

Kristen Zadel

Most helpful and thoughtful company! I called to ask for an estimate on getting a meth test done on my recovered stolen vehicle and the owners were so knowledgeable and kind! They gave ...

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!

wanda Gurule

My call was returned quickly, Gregg explained how this works, I wasn't real happy with evaluation after Justin returning and telling me it was a 1 on a scale 1-10 but Justin was on tim...

Caleb Hillaby

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 fri...

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

Your Local Virus & Bacteria Disinfection Experts

The health and safety of you and your loved ones is our priority.

For many, a disinfected surface can make a life-altering difference. Leaving this job to a professional at Bio-One of Denver guarantees the most thorough disinfection and sanitization available. Regardless of the setting: home, vehicle, community, or business, we can handle all of your virus and bacteria disinfection requests.

The Bio-One Virus & Bacteria Disinfection Process

We believe in efficiency. That’s why we train our cleaning technicians to use the proper disinfectant products and procedures including all regulations set by OSHA and the CDC.

Each disinfection project we handle is different. We are experts with various products and procedures that maximize the effectiveness of Bio-One’s disinfectant treatment.

We know how to effectively disinfect your space and keep your family safe and healthy. This is something we teach our team members and use to our advantage.

We’re available 24/7. Anytime, anyday, we’ll be there to help you. 

Even if nothing has happened yet, why wait? We offer proactive cleaning, which minimizes the transmission of emerging viral pathogens. 

Compassion. Experience. Respect.

Community Outreach

We’ve been a part of the Littleton, CO community for many years now and are proud to help keep it clean. We strive to make a difference in your lives. We truly care. As the owner of this business, I, Gregg and Cheryl Chiasson, can promise that you’ll receive the best help available from the professionals at Bio-One of Denver.

Make Sure Your Area Is Ready for Flu Season

Want to make sure this holiday season isn’t plagued with sickness this year? Talk to a Bio-One of Denver disinfection expert and see how we can make sure your space is safe for even the most at-risk family members this year. 

 

*Bio-One of Denver’s cleaning protocol suppresses the spread and threat of coronavirus. However, there is no cleaning method in the world that guarantees total elimination of pathogens.

 

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Bio-One of Denver

    WE'RE READY 24/7

    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.

    What makes Bio-One Disinfection Services - Virus & Bacteriathe best choice?

    Expert services

    With trained technicians and state-of-the-art tools, we can handle any biohazard job, whether residential, commercial, or industrial. We have the training and experience you are looking for.

    Discreet & safe

    Discretion and confidentiality are important to our clients. Our teams will arrive and complete the job thoroughly and safely.

    Compassion & competence

    Our motto is "Help first, business second." Our team leads with compassion and serves our clients with respect and professionalism.

    Available 24/7

    Bio-One is here for you whenever you need us. You will receive 24/7 access to a local company with nationwide expertise.

    Trusted response
    team

    A quick response team can significantly impact biohazard situations. Our teams respond urgently and are ready to help.

    Insurance assistance

    Working with your insurance company can be overwhelming. Bio-One can open the claim and work with the adjusters directly.
    Call Us 24/7
    WHY CHOOSE Bio-One of Denver

    We are here for you when you need us the most

    Our clients choose us for our proven expertise in providing prompt, professional crime scene clean up services and restoring property to its original condition. Bio-One of Denver specializes in all types of clean up including blood cleaning, death cleaning, murder clean up, suicide clean up, crime scene clean up and homicide clean up in the CO Area and throughout Denver.

    Bio-One of Denver services all types of trauma, distressed property, and biohazard scenes in communities throughout Denver Area. We are your crime scene cleaners dedicated to assisting law enforcement, public service agencies and property owners/managers in restoring property that has been contaminated as a result of crime, disaster or misuse.
    Serving Denver and Surrounding Areas
    Find your nearest Bio-One office

    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!