COMPASSION. EXPERIENCE. RESPECT.

We Clean Tough Situations: Chicago Suicide, Crime Scene, Hoarding, and Biohazard Cleanup

Bio-One of Chicago 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

Call me directly: Dawn Muir
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Veronika LiBeth

Even more than the quality cleanup work they do, there's significant compassion and understanding that comes first. From the first phone call to getting a quote and service the next day...

Linda Fee

Crew did a great job cleaning my basement after a sewage back up… And Bill made the estimate process super easy too. Will definitely use again if needed in the future!!!!

Kurt Rohde

I can't say enough good things about Bill and his team at Bio-One. Bill was very understanding about a difficult hoarding clean-out at my mother's house in Lake County, IL. The team w...

Jose G

I was very happy with the work done in my grandmother's building. The men that came to work were a blessing to me and my family. Very satisfied and would use there services again. Lui...

Mary Erlain

Bill Muir and I met a few years ago. I have referred him to many people. Today he is doing work in my house, so grateful to know that the flood damage from the fish tank will be taken c...

Trusted By
WBENC Certified
WOB Certified

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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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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Medical Waste Disposal Icon

Medical Waste Disposal

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

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Odor Removal Icon

Odor Removal

We will find the source and remediate it.

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Tear Gas Cleanup Icon

Tear Gas Cleanup

Tear Gas blankets everything in the vicinity. We get rid of it.

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Mold Remediation Icon

Mold Remediation

We stop mold at the source and reestablish healthier spaces.

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Feces / Urine Cleanup Icon

Feces / Urine Cleanup

Our rapid response times aid us in these cleanups.

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We respond 24/7.
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    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.

    Ready For Anything 24/7/365

    Three simple steps. One compassionate team.
    Always here. Always ready. No matter the hour, you’ll reach someone who listens, cares, and knows how to help.

    Call us anytime—24/7/365—for fast, compassionate service from a local Bio-One expert.
    Schedule a Service
    Why choose Bio-One of Chicago?

    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.

    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.

    Dawn Muir

    Dawn Muir is the owner of the first Bio-One certified woman-owned business, Bio-One of Chicago. She is a mother of four and works full time as the Chief Financial Officer for Barrington Hills Country Club (yes, two full-time jobs). Originally from St Charles, Missouri, Dawn has lived almost all her life in Chicago. She graduated from University of Kansas with a double major and earned her MBA in Finance from De Paul University (while pregnant with her youngest daughter). She opened her Bio-One franchise in February of 2015. "Help First, Business Second" is the reason Dawn and Bill Muir own and operate Bio-One of Chicago.
    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
    Kristie, Cook County, 3/1/2025
    Easy to work with, impeccable work, friendly, and compassionate. They totally transformed and resolved an extremely difficult situation and I am so very grateful. I highly recommend them!
    decontamination and biohazard cleaning services reviews
    Brenda p, Cook County, 5/1/2024
    Bill and his team were great! Handled the hoarder situation professionally and respectfully. Thanks so much!
    decontamination and biohazard cleaning services reviews
    Christine Molnar, Cook County, 1/1/2024
    As usual , Service is great
    COMMUNITY

    Rooted in the Community, Ready to Help

    We live here, we care, and we’re proud to serve our neighbors.

    We love the people, places, and spirit of the communities we serve. That’s why we show up 24/7—to help our neighbors through tough moments with care, compassion, and respect.

    From local families to first responders, we’re honored to be a trusted part of the community.

    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.
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