When something happens that you were never trained to handle on your own, Four Month Blood Cleanse is one call away in Larkspur. Our crews arrive fast, work discreetly, and leave the property safe, sanitized, and restored.


Four Month Blood Cleanse is a fully licensed and insured Infectious Disease Decontamination company serving Larkspur, CA and the surrounding area. Every technician on our crew is trained, background-checked, and certified to handle biological hazards safely โ and to treat the people affected by them with dignity.
Because our team is based near Larkspur, we're not waiting on a technician to drive in from out of state. We know the local roads, the local disposal facilities, and the local regulations โ and that translates into a faster, smoother job for you.
Beyond the technical side, our Larkspur team understands that a biohazard call almost always comes during a stressful, sometimes traumatic moment. That's why every technician goes through communication training in addition to safety certification โ so you get a crew that's skilled with equipment and calm with people.
Larkspur customers deserve to know exactly what training and equipment a crew is bringing into their home or business. Here's the short version.
We're happy to walk you through our certifications and process over the phone before you commit to anything โ call +1-844-401-0166 and ask any question you have about how we work in Larkspur.
Every job is different, but our process isn't. Whatever brought you to this page, our Larkspur technicians are trained and equipped to handle it safely, thoroughly, and discreetly.
When you call our emergency line in Larkspur, we mobilize a crew immediately โ no waiting until morning, no answering machines. A technician stays on the phone with you until help arrives if you need it.
We treat every Larkspur home like it's our own โ full sanitation, odor removal, and safe disposal so your family can return to a normal, safe space. We work around your schedule whenever possible.
Larkspur business owners call us to get facilities back to code fast โ with full documentation for insurance, health department, and OSHA compliance. We can often schedule work outside business hours to limit disruption.
Not every job fits a checklist. When Larkspur families or businesses face an unusual biohazard situation, our senior technicians step in with specialized tools and training built for exactly that scenario.
No two calls are identical, but most fall into a few categories. Here's a closer look at what our Larkspur team handles on a regular basis.
When a death goes unnoticed for days or longer, biological material can affect flooring, subflooring, and even structural materials. Our Larkspur crew removes affected materials safely and eliminates odor at the source, not just on the surface.
Families in Larkspur 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 Larkspur often involve biological hazards hidden under clutter โ 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 Larkspur home or business fast. We extract contaminated water, disinfect affected materials, and address any lingering odor or moisture risk.
When a property in Larkspur 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 Larkspur 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.
We show up quickly and quietly โ no branded trucks parked outside broadcasting what's happening.
Before any work begins, we explain the process, the timeline, and the cost โ no surprises later.
Using hospital-grade disinfectants and proper PPE, we remove, clean, and sanitize every affected surface.
All biohazard waste is transported and disposed of through licensed facilities, with documentation provided for your records.
Four Month Blood Cleanse isn't limited to one type of property. Whatever the setting, our Larkspur crew brings the same certified process and equipment.
The most common call we get in Larkspur โ 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 Larkspur to resolve incidents quickly and keep other units unaffected.
Our Larkspur 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 โ we handle Larkspur vehicle jobs regularly.
Larger Larkspur 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 Larkspur 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 Larkspur customers.
If you have questions about how a specific insurance policy applies to your Larkspur situation, mention it when you call โ our dispatcher can often give you general guidance right away.
We know you're not just comparing prices โ you're trusting someone to handle one of the hardest moments you'll deal with. Here's why Larkspur 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 Larkspur area.
We never discuss the details of a job outside what's necessary. Discretion is part of the service, not an upgrade you have to request.
We've worked with insurers for years and know how to document a job the way adjusters expect, which speeds up claim approval.
If any area doesn't meet our sanitation standard, we return and correct it at no extra charge โ no questions asked.
We treat every Larkspur customer with the same patience and respect we'd want for our own families, from the first phone call to the final walkthrough.
"I called Four Month Blood Cleanse in a panic and they walked me through every step calmly. The crew was respectful and fast, and they even checked in with me the next day to make sure I was okay."
"The technician explained the whole process before touching anything. That transparency meant a lot to my family during a very hard week."
"Pricing was exactly what they quoted on the phone โ no surprises on the final bill, which I really appreciated."
"Our property management company now calls Four Month Blood Cleanse first for any biohazard issue across our Larkspur buildings, and they've never let us down."
"They showed up in an unmarked van exactly as promised. I appreciated not having neighbors ask questions about what was going on."
Four Month Blood Cleanse proudly serves Larkspur and the surrounding communities across Larkspur, CA with the same fast, certified Infectious Disease Decontamination response. Whether you're downtown or in an outlying neighborhood, the process and the standard of work stay the same.
Our Larkspur coverage area includes the following zip codes: 94939 94904 94977 โ and nearby areas throughout Larkspur, CA. One call confirms your coverage and gets a crew moving toward your address right away.

Every hour matters. Our Larkspur emergency line is live right now โ call and we'll walk you through what happens next.
๐ Call +1-844-401-0166 โ Larkspur 24/7 Emergency Line