Penn Steel is an AISC certified fabrication company with Fracture Critical Endorsement involved in heavy structural steel fabrication for both public and private sectors throughout the Northeastern United States. The company comprises a strong team of experienced engineers, managers, supervisors, certified welders, and a highly functioning detailing and quality control team.
AISC Certified
certification
Fracture Critical Endorsement
certification
Strait Steel IncFounded by Dallas Strait in 1965 as Strait Mfg. & Welding, Strait Steel fabricates structural steel for major construction projects from its 145,000-square-foot Greencastle, Pennsylvania facility. Now led by Greg Strait, the company carries its founder’s service-and-quality philosophy into projects across the Northeast and Mid-Atlantic, with work ranging from 500-ton jobs to single projects of up to 12,000 tons. Strait Steel is AISC certified and provides coordinated support from detailing and project management through fabrication and erection.GREENCASTLE, PA
PennFab, IncFounded by Coast Guard veteran Michael J. Mabin in 1983, PennFab is a family-owned Pennsylvania steel manufacturer that engineers and fabricates structural steel for rail and transportation infrastructure. Its Morrisville operation spans 230,000 square feet and combines an in-house engineering department with a crane-served, automated manufacturing facility. PennFab is AISC- and PennDOT-certified and remains an American-made supplier under the company’s second-generation leadership.MORRISVILLE, PA
Stronghold SystemsStronghold Systems grew from founder Chris Hall’s single welding truck into a structural and miscellaneous steel fabricator and installer serving construction, infrastructure, and industrial projects. With more than 40 employees, the company combines shop fabrication, field installation, and BIM coordination, with certified crews working across the Northeast. Its welders hold AWS, Department of Buildings, and OSHA-related certifications for structural and miscellaneous steel work.CARMEL, NY
Sippel Steel FabFor more than 40 years, Sippel Steel Fab has fabricated and erected structural steel in Ambridge, Pennsylvania, handling complex geometries, oversized members and difficult connections. The company grew from a one-machine weld-repair and light-fabrication shop into an AISC-certified fabricator with in-house detailing, engineering and erection planning. Its Ohio River facility supports barge, rail and truck logistics for large projects, including the 1.2-million-square-foot Mercedes-Benz van plant.332312AMBRIDGE, PA