Founded in 1995, Shelter Works designs and manufactures custom fiberglass-reinforced plastic shelters, buildings, cabinets, and equipment enclosures for protecting critical field infrastructure. With two manufacturing facilities and more than four decades of combined experience in custom fiberglass construction, the American manufacturer is known for its proprietary FiberBeam™ technology, engineered-to-order designs, and a 25-year warranty. Its shelters serve demanding settings from water treatment and natural gas operations to telecom and aviation, including FAA-compliant frangible enclosures.
ACMA Certified Composite Technician (CCT)
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CAN/ULC S107 (2010) Class C Roof Fire Rating
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ASTM E108 (2011) Class C Roof Fire Rating
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State Modular/Industrial Building Program Certifications
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State Labels and PE Certifications
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Signature Enclosures IncWith roots in the fiberglass industry stretching back more than 50 years, Signature Enclosures Inc. manufactures fiberglass enclosures for demanding industrial applications. The Avondale, Pennsylvania company has specialized in these products for 30 years, designing NEMA 4X enclosures—including insulated models—for equipment exposed to corrosive conditions and temperature extremes. Its in-house tooling and engineering support allow the company to modify standard designs without treating each project as a special order.AVONDALE, PA
Fortress Fabric StructuresFor more than 20 years, Fortress Fabric Structures has designed and delivered custom tension-fabric buildings, including clear-span shelters and aircraft hangars, for demanding industrial and government applications. The family-owned company handles the full project lifecycle—from engineering and steel and fabric fabrication through installation, maintenance, and repairs—and operates a 110,000-square-foot fabrication facility. Its work includes a 40,000-square-foot expeditionary hangar for the U.S. Navy in Bahrain and a 133-by-271-foot composting facility engineered for winds exceeding 150 mph.332311ELKINS PARK, PA
Columbia EquipmentSince creating the first prefabricated aluminum shelter in 1961, Columbia Equipment has designed, fabricated, installed and maintained transit shelters and related public-space enclosures. Based in Freeport, New York, the company’s shelters serve locations in all 50 states and around the world, including transit systems such as the MTA and Long Island Rail Road. Its work spans standard modular designs and custom projects shaped to an agency’s plans and specifications.FREEPORT, NY
Seal Reinforced Fiberglass, IncFounded in 1963 by Thomas Kaler, Seal Reinforced Fiberglass is a family-managed Copiague manufacturer that custom-designs and fabricates fiberglass components, from architectural restorations to elaborate displays and sculptures. Kaler’s sons now carry forward his custom FRP experience, giving the 30-person company more than 100 years of combined field knowledge. Working from design and engineering through tooling, prototyping and production, Seal operates from a fully owned Long Island factory and has completed projects ranging from Wagner College and The Plaza Hotel to museums and installations overseas.COPIAGUE, NY