ARC Firestop Solutions is a Hilti Accredited Firestop Specialty Contractor whose territory covers Maryland, Washington DC and Virginia. We specialize in Healthcare, Educational, Commercial, Multi-Family and Industrial Construction. Our Quality of… Read More

Incorporated in 1995, Arctic Fireproofing’s main business has been spray-applied fireproofing products. Through penetration, edge of slab firestopping and curtain wall insulation systems have been a focus since 2000.

Commercial, Educational, Industrial and Healthcare Facilities are the primary focus of BRAND�s construction services. We specialize in installing code required passive Fire Protection systems in support of the construction industry; including,… Read More

CAS Service is a full service firestop specialty contractor providing the installation of fire, smoke and acoustical rated systems for contractors, owners and building managers.

DeCosta Construction Specialties provides trusted, state-of-the-art firestop, damper and swinging fire door solutions for healthcare and commercial facilities.

Firestopperzz, LLC is a Hilti-Accredited Firestop Installation Contractor specializing in Industrial, Healthcare, Educational, Wood Frame and Commercial Construction. We serve the Maryland, Virginia and DC marketplace. We provide service to HVAC,… Read More

G&M Services is a concrete sawing, drilling and firestop company. It is our goal to exceed the expectations of our costumers/partners. Our business is built on relationships with our employees, customers and vendors to establish long lasting… Read More

Gleeson Powers is one of the leading Specialty Firestop and Life Safety Contractors in the Northeast. We are both UL Qualified and FM 4991 Approved Firestop Contractors, and have been providing professional expertise to our clients since 1992. Our… Read More

Jersey Firestop, LLC is a complete firestopping company, highly trained in all facets of firestop applications. Our knowledge and expertise makes us #1. We provide complete firestop solutions to any of your firestop needs. Project types include: … Read More

Lone Star Firestop, LLC is a full service Firestop Contractor. We are working with building owners, construction managers, and contractors to provide life safety through the installation of tested firestop systems. Our firestop services include… Read More

Manganaro Mid-Atlantic LLC is an award winning subcontracting firm that provides the highest quality of service in the drywall, masonry, acoustical installation, concrete restoration, healthcare facility compliance and building envelope restoration… Read More

Old Dominion Firestopping, LLC was formed in 2001 and is run by the management of Old Dominion Insulation, Inc. Our goal is to provide a qualified crew of certified installers to do firestopping work properly, to install an approved firestopping… Read More

Provide carpentry, insulation & firestop. Established July 2001. Certified Hubzone., WMATA, MWAA, CBE, 100% MBE participation. Self perform all work. Bondable.

Seal Caulking is a Woman Owned Business participating in Air Barrier, Caulking, Firestopping, Waterproofing, Expansion Joints and many other practices in the construction field.

TBN Associates, incorporated in 1975, is a full service abatement, mechanical insulation and firestopping firm committed to an efficient, safe, cost effective process with superior quality that has been and will continue to be our highest priority.… Read More

Mid Atlantic construction Group can provide the following services: 1. Thru-Penetration and Slab Edge Fire Stopping All employees are trained to install 3M Fire Protection Products by 3M Certified Trainers Completed and On-Going Projects: NCE/NGA,… Read More