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Firestopping + Structural fire protection companies in United States
Filtered fire safety companies in United States, on the OpenFire directory.
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Alpha Insulation & Waterproofing
FM 4991 and UL Qualified firestopping and spray fireproofing.
Contractor 100+ people Est. 1982 11 officesCompartment walls & cavity barriers Firestopping Structural fire protectionAtlanta, Georgia · HQ View firm -
Apex Firestop
Houston firestop contractor with FM Designated Responsible Individuals.
Contractor 6–20 people 1 officeFirestopping Structural fire protectionHouston, Texas View firm -
Farwest Insulation Contracting
FM approved firestop application contractor in Southern California.
Contractor 21–100 people 2 officesFirestopping Structural fire protectionAnaheim, California · HQ View firm -
Firestop Technologies
FM-approved firestop and spray fireproofing contractor in Western New York.
Contractor 6–20 people Est. 2000 1 officeFirestopping Structural fire protectionVictor, New York View firm -
Gleeson Powers
The nation's first UL Qualified Firestop Contractor.
Contractor 100+ people Est. 1992 1 officeCompartment walls & cavity barriers Fire door inspection & survey Firestopping Structural fire protectionSouthborough, Massachusetts View firm -
G&M Services
FM 4991 certified and UL Qualified firestop contractor, Mid-Atlantic.
Contractor 21–100 people 1 officeFirestopping Structural fire protectionHanover, Maryland View firm -
JD Firestop Pros
Woman-owned UL qualified firestop and fireproofing contractor.
Contractor 6–20 people Est. 2013 1 officeFirestopping Structural fire protectionTracy, California View firm -
On The Spot Firestop
Denver family-owned qualified firestop contractor since 2007.
Contractor 6–20 people Est. 2007 1 officeFirestopping Structural fire protectionDenver, Colorado View firm -
Performance Firestop
Wisconsin's first UL Qualified firestop and fireproofing contractor.
Contractor 21–100 people Est. 2007 1 officeFirestopping PFP survey & inspection Structural fire protectionGreen Bay, Wisconsin View firm -
Pontiac Ceiling & Partition
UL Qualified Firestop Contractor inside a top-five national finishes group.
Contractor 100+ people Est. 1979 1 officeCompartment walls & cavity barriers Firestopping Structural fire protectionPontiac, Michigan View firm -
Rocky Mountain Firestop
FM 4991 approved firestop contractor for Denver and the Pikes Peak region.
Contractor 1–5 people 1 officeFirestopping Structural fire protectionElizabeth, Colorado View firm -
Royals Commercial
UL Qualified firestop and intumescent coating contractor.
Contractor 21–100 people Est. 1990 1 officeFirestopping Structural fire protectionBaltimore, Maryland View firm