Bio-One Of Oceanside decontamination and biohazard cleaning services

Reliability. Experience. Respect

North County’s Trusted Crime Scene & Biohazard Cleanup Experts

At Bio-One of Oceanside, we specialize in cleaning life’s toughest situations with professionalism, compassion, and complete discretion. From crime scenes to unattended deaths, our certified team is available 24/7, every day of the year, to assist individuals, families, property managers, and first responders throughout North County and surrounding areas.

We guarantee discretion through the use of unmarked vehicles and a respectful, trained team that understands the sensitive nature of each situation. We also work directly with insurance providers to help reduce your out-of-pocket costs and make the process as smooth as possible.
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Bio-One Of Oceanside
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760-429-0729
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Armand and his team were quick to respond and very helpful during our water mitigation. Everyone was polite and communicative during the process. Thank you Bio One team!
Justin Lonson
"I met Armand & Michelle at the Strawberry Festival- Very nice folks. They explained there services well and came in for a quote as soon as i was ready - had their technicians out within days of me getting back to them. I had a bad experience with another company - Bio-One restored my faith! Paulino & Jesus were AWESOME! Quick, efficient, professional, non judgmental and so nice! I had a lot of stuff to get rid of - they did a great job! THANK YOU!"
Laura LL-H
Proficient, efficient, knowledgeable, thorough, courteous, polite, caring and concerned. They said what they would do and did what they said. Recommended to the highest.
Edgar Webb
All professionals, good people. Went beyond what they needed to do. Would hire again.
Nicholas Thomas
Great customer service and attention to detail.
Kevin Shin

Trusted By

Micro Seal CMRC CertifiedKindness Certified CompanyCCC Chamber LogoHome Advisor Elite BadgeLove the Chamber LogoMental Health First AidVista Chamber of CommerceCarlsbad Chamber of CommerceFentanyl Remediation BadgeCarlsbad Chamber of Commerce Award 2024

Discreet, Professional Biohazard Cleanup Services

Bio-One Of Oceanside decomposition / undiscovered death service

Undiscovered Death

Sensitive cleanup of decomposition and affected areas.
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Bio-One Of Oceanside suicide cleanup service

Suicide & Trauma Cleanup

Compassionate, discreet cleanup after tragic events.
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Bio-One Of Oceanside feces / urine cleanup service

Feces & Urine Cleanup

Safe, respectful waste cleanup in homes or businesses.
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Bio-One Of Oceanside odor removal service

Odor Removal

We eliminate tough odors at the source—not just mask them.
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Bio-One Of Oceanside homeless encampment cleanup service

Homeless Encampment Cleanup

Compassionate cleanup of encampments and public spaces.
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Bio-One Of Oceanside blood spill cleanup service

Crime Scene Cleanup

Thorough decontamination with respect for all involved.

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We Respond 24/7. Request a Service Now. 

Bio-One Of Oceanside

    We're ReadY 24/7

    Work with us

    Our Process: Simple, Supportive and Thorough

    1. 1

      We Build Trust From the Start

      An experienced team member will visit your property, listen to your concerns, and create a plan tailored to your unique situation.
    2. 2

      We Protect What Matters Most

      Our technicians handle every job with care—respecting sentimental items, identifying valuables, and working with your best interests in mind.
    3. 3
      We Ensure You’re Fully Satisfied
      If anything is missed or needs more attention, we’re just a phone call away. Your peace of mind is our priority.

    Available 24 / 7 / 365

    No matter when you need us—day, night, weekends, or holidays—Bio-One of Oceanside is ready to respond. Based in Oceanside, we serve homes, businesses, and agencies throughout North County and surrounding areas with rapid, reliable, and compassionate service. Whether it's a biohazard emergency or the aftermath of a tragedy, we’re here for you 24/7 with the skill, care, and discretion you can trust.
    We are here for you when you need us the most.

    WHY CHOOSE Bio-One Of Oceanside?

    We are here for you when
    you need us the most.

    At Bio-One of Oceanside, we understand that you're likely calling us during one of the most difficult moments of your life. That's why we approach every situation with empathy, respect, and a deep commitment to getting the job done right.

    We're available 24/7/365, always ready to respond—day or night, even on weekends and holidays. Our unmarked vehicles ensure complete discretion, so you never have to worry about drawing unwanted attention during a sensitive time.
    As a locally owned and operated company, we’re proud to serve our North County community with integrity and care. Our team is made up of certified, compassionate technicians who specialize in trauma and biohazard cleanup. With our "Help First, Business Second" approach, you can trust that your well-being is our top priority.

    To ease the burden during a difficult time, we coordinate directly with your insurance provider to manage the necessary paperwork and approvals—in many cases, the cost of our services can be fully or partially covered. From your first call to final cleanup, our goal is to reduce stress and provide dependable, compassionate service every step of the way.

    Your North County Crime scene & Biohazard Cleaning TEAM

    Help first. Discretion always.

    As last responders, we discreetly remediate impacted 
    spaces so you can begin to move forward.
    Bio-One Of Oceanside owner, Armand and Michele Amoranto
    Armand and Michele Amoranto
    Owner
    Armand and Michele Amoranto are excited to be coming up on our 3 year anniversary of owning Bio-One of Oceanside. As a graduate of Cal Poly San Luis Obispo in Physics and a minor in mathematics, Armand brings unique analytical and educational skills to this industry. He has dedicated his life to service by teaching high school science and math for the last 25 years, the last 13 years being in Oceanside Unified. Michele graduated from Fresno State with a BA in Liberal Studies, Multiple Subject Teaching credential, and a MA in Reading and Language Arts. She has shared her passion for helping others by tutoring and working with children in Preschool-8th grade in various education settings. They have four children and are active members of Mission San Luis Rey Parish, serving in the music, parenting and religious education ministries. They enjoy serving as volunteers for TIP San Diego, Men of St. Joseph and Music Men Chorus. As past owners of local businesses, Armand and Michele are dedicated to helping their community. We have recently expanded into the South OC area with the purchase of Bio-One South OC. We are grateful and blessed to become part of the Bio-One Family who's motto is Help First, Business Second.
    Learn more about me and my mission >

    The right
    team for the job.

    Making the call to a crime scene, biohazard, or decontamination cleaning company is often due to an overwhelming, traumatic, and life-changing situation. My team is ready to answer the call with professionalism, experience, and compassion.
    • Experienced and trained team
    • Clear, supportive communication
    • Comprehensive cleaning approach
    • Locally owned and operated
    Meet my team >
    Bio-One Colorado Team
    decontamination and biohazard cleaning services reviewsCustomer Review Rating
    Amir Khodor, North San Diego County, 05/8/2024
    Great company to do business with. Very easy to work with Michele and her husband… They make everything very simple and give you peace of mind when using their services. Definitely recommend if you need this type of service done!!!
    decontamination and biohazard cleaning services reviewsCustomer Review Rating
    Sara Sparks, North San Diego County, 04/2024
    Armand goes above and beyond to help. He’s not alarmist but still conservative enough that I feel safe.
    decontamination and biohazard cleaning services reviewsCustomer Review Rating
    robin rush, Orange County, 04/2024
    This company is efficient and does amazing work!
    decontamination and biohazard cleaning services reviewsCustomer Review Rating
    Charlynn Mann, Orange County, 04/2024
    We are very grateful for Bio-One of OC's prompt response. Their technician did a great job. Highly recommend!
    decontamination and biohazard cleaning services reviewsCustomer Review Rating
    michael scanlon, Riverside County, 03/2024
    Communication was 10 out of 10. If you have any biohazard needs call them and they’ll be able to solve the problem immediately. Will definitely be using them again if needed.
    decontamination and biohazard cleaning services reviewsCustomer Review Rating
    Dr. Sandra Nunn, Riverside County, 03/2024
    Thank you once again for the great job. Outstanding and impeccable service. Professional company with timely arrival and efficient work. They respect my time and are dependable. I highly recommend this company. Thank you for attention to detail and earning my trust and business for life. I am always pleased with the work and giving me peace of mind. Thank you to Jesus for being a consummate professional. I will always recommend Bio-One of Oceanside!!

    COMMUNITY

    We call North County and the surrounding area home.

    Where we serve

    Bio-One Of Oceanside is owned and operated locally by Armand and Michele Amoranto. Their office serves North County and surrounding areas.

    Why we serve

    We are passionate about serving North County and the surrounding communities with compassion, diligence, and professionalism. We are available 24/7 for your crime scene cleanup and biohazard decontamination needs.