Accurate Firestop Inc. (AFI) was established in 1995 as one of the first recognized specialty firestop contractors formed in the state of California. AFI is a union shop with an exceptional safety record also having most of its 30+ installers certified through the OSHP-10 safety program. AFI is based out of the San Francisco Bay Area and serves builders and subcontractors throughout Northern California on any type of project. AFI performs all scopes of firestopping and acoustical sealants with an emphasis on OHPD Hospital projects. Besides firestopping AFI also installs intumescent and cementitious fireproofing building and spray-on insulation.

American Empire Fire Stop, Inc. specializes in the installation of firestopping on through penetrations on fire rated floor to ceiling/wall to wall assemblies on commercial and residential construction.  We work with Prime Contractors and Sub-Contractors, all trades mechanical, electrical, low voltage, plumbing, fire sprinklers, CMU walls, perimeter firestopping, structural, window weatherproofing, hollow metal door jambs sealants, floor joints, fire pads, and accoustical caulking.  We will get the job done!

Coast Building Products is one of the largest insulation and firestopping contractors in the West specializing in heavy commercial union work. City Center in Las Vegas L.A. Live in Los Angeles and the Gates Building in Seattle are just a few of the projects we has provided insulation and firestopping on. Coast Building Products specializes in Firestopping for hospital projects and government bases.

Bartkowski Life Safety Corp. provides a variety of life safety services to contractors architects facility directors and building owners. We have a proven history of meeting and exceeding our customer's expectations.
We offer a number of services to our clients including:

Southern California insulation and firestopping subcontractor

Copper Range is a software company offering the Firestop Information System (FIS), a cloud based database management system in which pertinent firestop data is stored and accessed.

CR Insulation & Firestopping,Inc. is a Building Insulation, Firestop and Air Barrier Contractor based in Southern CA with offices in San Marcos (San Diego), Ontario (Los Angeles), and San Francisco.  We provide a comprehensive review of all documents to help identify any conflicts or discrepancies that will have major impacts on how each job is proposed.

DKB Inc. offers mechanical insulation acoustical applications heat tracing and firestopping in the industrial and commercial markets in the US and offshore.

DPR Construction is a self perform firestop general contractor.

DPR Construction is a highly technical builder specializing in Healthcare Biopharmaceutical Advanced Technology & Corporate Office.We have offices Nation-wide with a density high in California. Within the General Contracting firm we self perform several scopes of work including drywall firestopping & concrete.

DPR Construction is a highly technical builder specializing in Healthcare Biopharmaceutical Advanced Technology and Corporate Office. We have offices nationwide with a density high in California. Within the General Contractig Firm we self perform several scopes of work including drywallfirestopping and concrete.

Echelon Firestop, Inc. is a certified firestop contractor specializing in the installation of firestopping and acoustical sealants at all construction trade penetrations through fire rated floors and walls.  We perform work on Commercial, Industrial and large scale housing projects.  Our mission is to safely perform our scope of work, while installing all firestop assemblies to the highest quality achievable!

Farwest Insulation specializes in Mechanical Insulation Heat-Trace Applications and Firestop for Mechanical/Plumbing and Electrical Systems.  Areas of coverage are California Nevada Utah New Mexico. Colorado Arirzona and Texas.

Firestopping techniques and materials prevent the spread of fire smoke and toxic gases. It is a system that \""compartmentalizes\"" those dangers. Areas between walls floors expansion joints and also where wire cabling piping and other \""through penetrations\"" exist are sealed with the appropriate sytems. Firestop Southwest is a certified firestop specialist.

Firestop Specialties Inc., provides Firestopping, Fire Wrap, Intumescent Coating, Joint Sealants, Expansion Joint Covers, Sound Control and Insulation applications.

We provide fireproofing and firestopping inspection services.

JD Firestop Pros specializes in the installation of third party Firestop Systems to trade penetrations construction joints and specialty applications. We work in Commercial High Density Housing and Industrial facilities.

A full service Mechanical Contractor and HVAC Service Company specializing in design build and design assist projects. We service a wide variety of industries with our specialty being the biotech pharmaceutical electronic manufacturing hospitality gaming and telecommunications. As one of the largest facility service organizations in California we work with our customers to maintain and enhance the facilities operation and evolution as the owners needs change or grow.

Established in 1959, Pacific Systems Interiors is a premier building subcontractor.  We are proud to be 100% employee-owned with strong relations with our union.  Every PSI team member is thoroughly trained, specializing in wall systems, wall finishes and specialty interior finishes.

See the Branches / Regional Territories for a Branch location nearest to you.

Performance Contracting Inc. (PCI) is the core subsidiary of Performance Contracting Group (PCG). PCG is one of the top specialty contractors in the United States. Based in Lenexa Kansas PCG is ranked 8th among the top U.S. specialty contractors. PCI\\\\\\'s Interior Division was named the Number One Wall and Ceiling Specialty Contractor in the ENR Magazine's most recent ranking of the top 600 U.S. specialty contractors. The Insulation & Specialty Services Division (home of the Firestop & Expansion Joint Group) provides Mechanical Insulation Firestopping Expansion Joint Abatement and other services.

Performance Contracting Inc. (PCI) is the core subsidiary of Performance Contracting Group (PCG). PCG is one of the top specialty contractors in the United States. Based in Lenexa Kansas PCG is ranked 8th among the top U.S. specialty contractors. PCI's Interior Division was named the Number One Wall and Ceiling Specialty Contractor in the ENR Magazine\\\\\\'s most recent ranking of the top 600 U.S. specialty contractors. The Insulation & Specialty Services Division (home of the Firestop & Expansion Joint Group) provides Mechanical Insulation Firestopping Expansion Joint Abatement and other services.

See the Branches / Regional Territories for a Branch location nearest to you.

Performance Contracting Inc. (PCI) is the core subsidiary of Performance Contracting Group (PCG). PCG is one of the top specialty contractors in the United States. Based in Lenexa Kansas PCG is ranked 8th among the top U.S. specialty contractors. PCI\\\\\\'s Interior Division was named the Number One Wall and Ceiling Specialty Contractor in the ENR Magazine\\\\\\'s most recent ranking of the top 600 U.S. specialty contractors. The Insulation & Specialty Services Division (home of the Firestop & Expansion Joint Group) provides Mechanical Insulation Firestopping Expansion Joint Abatement and other services.

See the Branches / Regional Territories for a Branch location nearest to you.

Performance Contracting Inc. (PCI) is the core subsidiary of Performance Contracting Group (PCG). PCG is one of the top specialty contractors in the United States. Based in Lenexa Kansas PCG is ranked 8th among the top U.S. specialty contractors. PCI's Interior Division was named the Number One Wall and Ceiling Specialty Contractor in the ENR Magazine's most recent ranking of the top 600 U.S. specialty contractors. The Insulation & Specialty Services Division (home of the Firestop & Expansion Joint Group) provides Mechanical Insulation Firestopping Expansion Joint Abatement and other services.

Roberts Firestop is a full service firestop coating and sealant specialty contractor with 25 years of experience in Northern and Southern California.

We specialize in:

Southwest Specialty Contractors LLC specializes in Mechanical and Building Insulation Systems Firestop Systems Including Head of Wall Edge of Slab and MEP Penetrations along with a Specialty Division which offers a full line of Ceiling Wall and Flooring Systems as well as Division 10 Specialties. We operate in Nevada California Arizona Colorodo and Texas.

Tigre Firestop and Insulation  is located in the East Bay Hayward Ca.  Our main lines of business are Firestop Fireproof and Insulation.  We offer high quality installation and unique service on all trusted brands.  Our mission is to provide 100% customer satisfaction and Life Safety through Firestop installation.  TCS is the sub-contractor of choice for many clients.  Services are available throughout Northern California.

At West Coast Firestopping we specialize in Firestopping and Expansion. Joints.  We provide you with peace of mind that all of your firestopping needs will be met by providing a professional experienced work team who understands proper installation of UL tested  firestop systems.

Western Partitions Inc. (WPI) is one of the largest and most reputable interior/exterior contracting firms in the Northwest. WPI provides superior contracting services for drywall light-gauge metal studs acoustic ceilings wall panels fireproofing firestopping doors and stucco. Our mission: provide efficient and cost-effective construction without sacrificing quality integrity or safety.