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Our Story
Established in 1992, Gleeson Powers is a specialty commercial contractor, offering firestopping and other passive fire protection solutions as well as air & vapor barrier, waterproofing, caulking and spray foam insulation. Our services focus thermal and moisture protection - sealing and protecting new and existing buildings from the impact of fire & heat, air, water and sound. We provide professional expertise on new construction and renovation projects for commercial, healthcare, life science, institutional and municipal clients.
Experience ... the difference
We pride ourselves on being leaders in our industry. Gleeson Powers is an FM (Factory Mutual) 4991 Approved Firestop Contractor and a UL (Underwriters Laboratories) Qualified Firestop Contractor, and is one of the leading single-source contractors specializing in the installation of firestop systems and smokeseal products. We are an ABAA (Air Barrier Association of America) accredited contractor in the application of fluid applied and self-adhered membrane air barrier systems as well as in spray foam insulation applications.
Our team is actively engaged in industry and trade associations such as the FCIA, ASM, AGC, ASHE, NEHES, and HFMADV. Our founder, Aedan Gleeson, was the first president and a founding member of the Firestop Contractors International Association FCIA) . He was instrumental in the development of highly respected third-party accreditation programs for the firestop industry - the Factory Mutual (FM) 4991 and Underwriters Laboratories (UL) Qualified Firestop Contractors programs. We have 5 Designated Responsible Individuals (DRIs) on staff, a CHC (Certified Healthcare Constructor), Intertek trained and certified fire door inspectors, FIT Level 1 & 2 firestop installers, and a fully trained workforce in each of our specialty trades.
We are also the developers of the Life Safety Tracker System®, a customized fire barrier management software that has helped solidify fire barrier management and documentation as best practice in life safety compliance.
Our Mission
Gleeson Powers is firmly committed to providing the best possible service and quality to our customers. We take a professional approach and insist on the highest standards of workmanship, safety, and customer service. Simply put, we help our clients stay compliant.
"We Help Our Clients Stay Compliant"
Service Areas
We offer firestopping and other specialty construction services throughout New England and the Northeast including: Massachusetts, Rhode Island, New York, New Jersey, Pennsylvania, Connecticut, New Hampshire, Delaware, and Maryland.
Commercial Experience
Regions & Counties Serviced
- New York City, Long Island and Hudson Valley
- Pennsylvania-Eastern
- New England
Alabama 7
- Baldwin
- Covington
- Escambia
- Geneva
- Houston
- Mobile
- Washington
Connecticut All
Delaware All
Florida All
Louisiana 30
- Acadia
- Ascension
- Assumption
- Avoyelles
- Calcasieu
- Cameron
- East Baton Rouge
- Evangeline
- Iberia
- Iberville
- Jefferson
- Jefferson Davis
- Lafayette
- Lafourche
- Livingston
- Orleans
- Plaquemines
- Pointe Coupee
- Rapides
- Saint Bernard
- Saint Charles
- Saint James
- Saint Landry
- Saint Martin
- Saint Mary
- Saint Tammany
- St John The Baptist
- Tangipahoa
- Terrebonne
- Vermilion
Maine All
Maryland All
Massachusetts All
Mississippi 6
- George
- Hancock
- Harrison
- Jackson
- Pearl River
- Stone
New Hampshire All
New Jersey All
New York All
North Carolina All
Pennsylvania All
Rhode Island All
Texas 46
- Aransas
- Bee
- Brazoria
- Brazos
- Brooks
- Calhoun
- Cameron
- Chambers
- De Witt
- Dimmit
- Duval
- Fort Bend
- Galveston
- Goliad
- Gonzales
- Grimes
- Hardin
- Harris
- Hidalgo
- Jackson
- Jefferson
- Jim Hogg
- Karnes
- Kenedy
- Kleberg
- La Salle
- Lavaca
- Liberty
- Live Oak
- Matagorda
- Mcmullen
- Montgomery
- Nueces
- Orange
- Refugio
- San Jacinto
- San Patricio
- Starr
- Victoria
- Walker
- Waller
- Washington
- Webb
- Wharton
- Willacy
- Zapata
Vermont All
Virginia All
West Virginia All
Our CSI Codes
Associations & Memberships
![NFPA (National Fire Protection Assn.) NFPA (National Fire Protection Assn.)](https://pvu.thebluebook.com/inc/img/nonQP/16/352/C4125918-EAAF-3074-19E2F961FCBC26D2.jpg?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![SWRI (Sealant Waterproofing & Restoration Institute) SWRI (Sealant Waterproofing & Restoration Institute)](http://www.thebluebook.com/images/logos/associations/sealant_waterproofing_and_restoration_institute.gif?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![IFC (International Firestop Council) IFC (International Firestop Council)](https://pvu.thebluebook.com/inc/img/nonQP/16/1653/D991EA47-06D8-59AC-511F9101E34A633F.png?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![APPA (Assn. of Higher Education Facility Officers) APPA (Assn. of Higher Education Facility Officers)](http://www.thebluebook.com/images/logos/associations/APPA_Assn. Higher Education Facility Officers.gif?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![FM Approved FM Approved](https://pvu.thebluebook.com/inc/img/nonQP/16/2563/D519085B-E458-5283-D8AF98FFD0AD212F.gif?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![FDAI (Fire & Door Assembly Inspection) FDAI (Fire & Door Assembly Inspection)](https://pvu.thebluebook.com/inc/img/nonQP/16/2629/C2F6057A-A3B3-82B8-F5EE89DA37D7705F.gif?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![LSO (Life Safety Organization) LSO (Life Safety Organization)](http://www.thebluebook.com/images/logos/associations/LSO life safety org.gif?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![Hilti Accredited Firestop Specialty Contractor Hilti Accredited Firestop Specialty Contractor](http://www.thebluebook.com/images/logos/associations/hilti_firestop_contractor.gif?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![ABAA (Air Barrier Assn. of America) ABAA (Air Barrier Assn. of America)](https://pvu.thebluebook.com/inc/img/nonQP/16/5750/5971B347-F896-51D8-AFDA6F1E85D195A2.jpg?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![FCIA (Firestop Contractors International Assn.) FCIA (Firestop Contractors International Assn.)](https://pvu.thebluebook.com/inc/img/nonQP/16/5879/D50F2C69-A5CB-27FA-27501CF06B62759F.gif?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![ICRI (International Concrete Repair Institute) ICRI (International Concrete Repair Institute)](https://pvu.thebluebook.com/inc/img/nonQP/16/5917/AEF4DA97-9003-FCBA-ED4D4FCC4851885B.jpg?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![ASM (Associated Subcontractors of Massachusetts) ASM (Associated Subcontractors of Massachusetts)](https://pvu.thebluebook.com/inc/img/nonQP/16/6195/6E23524D-D502-3B82-C816DCC51C398D02.png?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![ASHE (American Society for Healthcare Engineers) ASHE (American Society for Healthcare Engineers)](https://pvu.thebluebook.com/inc/img/nonQP/16/7358/4F736A82-E9E1-7B23-D2B7325183ABB39C.jpg?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![UL Qualified Firestop Contractors Program UL Qualified Firestop Contractors Program](http://www.thebluebook.com/images/logos/associations/UL.gif?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)
![HFMADV (Healthcare Facility Managers Assn. of Delaware Valley) HFMADV (Healthcare Facility Managers Assn. of Delaware Valley)](https://pvu.thebluebook.com/inc/img/nonQP/16/22236/3A729405-E43F-CB33-347F233DA97BE7B4.gif?height=64&width=100&mode=pad&quality=90&bgcolor=white&scale=both)