No one plans for a biohazard emergency. When Onyx residents and businesses need help, Four Month Blood Cleanse responds fast, works quietly, and treats every property — and every person — with respect.
We built Four Month Blood Cleanse around one idea: when a biohazard emergency happens, families and business owners in Onyx deserve a team that shows up fast, works cleanly, and communicates honestly the whole way through. Our technicians are certified in bloodborne pathogen handling, OSHA safety standards, and proper biohazard disposal.
Our Onyx crew is local — not a subcontractor pulled from three states away. That means faster arrival times, familiarity with local disposal regulations, and a team that's actually invested in this community.
We hold ourselves to a higher standard than the minimum required to get licensed in CA. Continuing education, refresher certifications, and internal quality checks are part of how we operate year-round, not just something we mention in an ad. Onyx families and businesses benefit from that consistency every time they call.
Biohazard cleanup isn't just about scrubbing a surface — it's a regulated field with real health and safety requirements. Here's what stands behind every job we do in Onyx.
If you want to see credentials before we arrive, just ask when you call. Transparency about our process is part of how we've built trust with Onyx customers over the years.
Every job is different, but our process isn't. Whatever brought you to this page, our Onyx technicians are trained and equipped to handle it safely, thoroughly, and discreetly.
Blood, bodily fluids, or trauma scenes can't wait, and neither do we. Our Onyx emergency team is dispatched the moment you call, day or night, weekends and holidays included.
Homes in Onyx call us for everything from hoarding cleanup to infectious disease decontamination. We restore the space fully before we leave, and we walk you through every finished area before we consider the job done.
We work with property managers, offices, warehouses, and industrial facilities across Onyx to resolve biohazard incidents without disrupting operations any longer than necessary. Our team coordinates directly with facility staff from start to finish.
Not every job fits a checklist. When Onyx families or businesses face an unusual biohazard situation, our senior technicians step in with specialized tools and training built for exactly that scenario.
These are some of the most common situations Onyx residents and businesses call us about. If you don't see your exact situation listed, call anyway — chances are we've handled it before.
When a death goes unnoticed for days or longer, biological material can affect flooring, subflooring, and even structural materials. Our Onyx crew removes affected materials safely and eliminates odor at the source, not just on the surface.
Families in Onyx facing this kind of loss deserve a crew that works quickly and quietly. We coordinate with law enforcement when needed and complete cleanup once the scene has been released.
Hoarding jobs in Onyx often involve biological hazards hidden under clutter — mold, pest waste, and spoiled materials. We sort with care, separate salvageable items when asked, and sanitize the full property.
Raw sewage introduces serious pathogens into a Onyx home or business fast. We extract contaminated water, disinfect affected materials, and address any lingering odor or moisture risk.
When a property in Onyx has been exposed to an infectious illness, we perform full surface and airborne decontamination using medical-grade disinfectants to reduce risk for anyone who uses the space next.
Former drug production sites in Onyx leave behind chemical residue that ordinary cleaning can't remove. Our specialized team tests, treats, and clears the property according to CA remediation standards.
No hold music, no call centers overseas. Your call is answered locally and a technician is assigned right away.
Our Onyx crew arrives in an unmarked vehicle, dressed professionally, to protect your privacy from neighbors and passersby.
We assess the scene, contain the affected area, and walk you through exactly what the job will involve before we start.
Using hospital-grade disinfectants and proper PPE, we remove, clean, and sanitize every affected surface.
We handle chain-of-custody disposal and provide the paperwork your insurer or property manager may require.
Biohazard incidents happen everywhere — homes, offices, vehicles, and public spaces. Here's how our Onyx team adapts to each one.
The most common call we get in Onyx — bedrooms, bathrooms, garages, and everything in between, cleaned and sanitized with the family's privacy in mind.
We coordinate with tenants, landlords, and property managers across Onyx to resolve incidents quickly and keep other units unaffected.
Our Onyx commercial clients count on us to restore a space to safe, presentable condition with minimal disruption to operations.
Biohazard incidents inside a vehicle require specialized treatment of upholstery, carpeting, and hard-to-reach areas — we handle Onyx vehicle jobs regularly.
Larger Onyx facilities call for a scaled-up crew and equipment set. We staff industrial jobs according to the size and complexity of the site.
We work with Onyx property managers and municipal contacts to decontaminate shared spaces safely and get them back in service quickly.
Paying for an unexpected biohazard cleanup shouldn't add to your stress. Here's how we make the financial side of the process as simple as possible for Onyx customers.
If you have questions about how a specific insurance policy applies to your Onyx situation, mention it when you call — our dispatcher can often give you general guidance right away.
We know you're not just comparing prices — you're trusting someone to handle one of the hardest moments you'll deal with. Here's why Onyx residents choose us.
You'll know the cost before we begin. We work directly with insurance when possible to reduce your out-of-pocket expense, and we explain every charge in plain language.
Local dispatch means less time waiting and more time getting your property back to normal, with a crew that already knows the Onyx area.
Unmarked vehicles, plain uniforms, and a no-questions-asked approach with neighbors — your privacy matters to us on every Onyx call.
We've worked with insurers for years and know how to document a job the way adjusters expect, which speeds up claim approval.
We don't consider a job finished until the space passes our own internal inspection standard, not just a quick visual check.
We treat every Onyx customer with the same patience and respect we'd want for our own families, from the first phone call to the final walkthrough.
"Professional from the first phone call to the final walkthrough. You'd never know anything happened in that room, and the whole process took less time than I expected."
"The technician explained the whole process before touching anything. That transparency meant a lot to my family during a very hard week."
"They treated my mother's home with so much respect during a difficult time. I'm grateful for their patience and their kindness."
"Our property management company now calls Four Month Blood Cleanse first for any biohazard issue across our Onyx buildings, and they've never let us down."
"You could not tell anything had happened once they finished. The smell, the stains, everything — gone, and they even followed up a few days later."
Our Onyx dispatch covers the full metro area, including nearby suburbs and rural properties throughout Onyx, CA. We staff our crews specifically to keep response times consistent across the whole coverage area.
Our Onyx coverage area includes the following zip codes: 93255 — and nearby areas throughout Onyx, CA. One call confirms your coverage and gets a crew moving toward your address right away.
Every hour matters. Our Onyx emergency line is live right now — call and we'll walk you through what happens next.
📞 Call +1-844-401-0166 — Onyx 24/7 Emergency Line
