Founded in 1975 as McKamish Metals, Inc., McKamish is a family-owned union mechanical contractor that has grown from a sheet-metal contracting business into a full-service firm serving the Mid-Atlantic region. The company fabricates, installs, and services mechanical systems, and operates a 115,000-square-foot production facility equipped with four overhead cranes. Its fabrication work includes structural steel supports for amusement venues and custom metal fabrications for industrial customers.
R&T MechanicalFounded in 1987 by Tim Baughman as an industrial millwright services provider, R&T Mechanical has grown into a regional metal fabricator and industrial service partner. Its Marietta operation includes a 76,000-square-foot fabrication facility, where it makes custom products such as conveyors, tanks, and structural steel platforms. The company also undertakes industrial equipment and facility projects for customers in south-central Pennsylvania and surrounding regions.MARIETTA, PA
Carter Mechanical, IncFounded in 1990 by HVAC contractor Andrew Carter, family-owned Carter Mechanical provides commercial mechanical construction and service from its Malvern, Pennsylvania headquarters. The company stands out for running its own on-site pipe and sheet metal fabrication shop, pairing custom fabrication with design-build work, building automation and ongoing maintenance for facilities across the Mid-Atlantic. Carter Mechanical has more than 50 full-time employees and serves projects ranging from commercial operations to universities and manufacturing facilities.MALVERN, PA
The Tuckey CompaniesThe Tuckey Companies are a family-owned South Central Pennsylvania contracting and fabrication group whose roots date to 1968. Its Carlisle-based businesses include Tuckey Metal Fabricators, which produces custom metal fabrications and provides shop and on-site industrial work, alongside mechanical-services and restoration operations. The companies serve residential, commercial, and industrial customers across the region, with custom fabricated parts also shipped nationally.CARLISLE, PA
GSM Industrial IncGSM Industrial is a family-owned and operated metal fabricator and industrial mechanical contractor based in Lancaster, Pennsylvania. The company says it has operated since 1983, while also describing roots dating to 1946 and ownership across three generations of the Gooding and Towers families. Its 110,000-square-foot facility supports custom industrial fabrication, including large assemblies, alongside field installation and maintenance work.ANNVILLE, PA