Founded in Erie in 1914, family-owned Wm. T. Spaeder Company provides mechanical contracting and in-house fabrication for commercial, industrial, institutional, and residential projects. Its fabrication work ranges from process piping and structural assemblies to custom HVAC ductwork, supported by BIM and VDC capabilities and a shop staffed by certified welders. The company serves customers across Erie, Pittsburgh, and Buffalo and has handled specialized projects such as a 267-foot ship conveyor boom and 13 wastewater-treatment skids for a Georgia power plant.
ASME Section I Fabrication
ASME B31.1
ASME B31.3
ASME Section IX Certified Welding
ASME S Stamp
National Board R Stamp
AWS D1.1
ABS Guidelines Certification
NICET Certified Design Team
ASSE International Certification
Pennsylvania and New York State Backflow Certification
NFPA Medical Gas Certification under ASSE 6010 and ASSE 6030
NFPA Fire Safety Requirements
Compliance program
OSHA Recognition for Safety Achievements
ABS
Quality certification
The Thomas J. Dyer CompanyFounded in 1908, The Thomas J. Dyer Company is an employee-owned mechanical and plumbing contractor that installs building systems, handles process and industrial piping, and fabricates specialty components for complex projects across the United States. Its Cincinnati fabrication operation gives the company an unusual in-house reach, with a 36,000-square-foot shop producing custom skids and thousands of pipe spools each month. TJ Dyer is part of the Grote Enterprises family of companies and was recognized with a 2021 ACI Safety Excellence Award.CINCINNATI, OH
Walter N. Yoder & Sons, IncWalter N. Yoder & Sons, Inc. is a family-owned industrial and commercial contractor providing sheetmetal fabrication, pressure-vessel and steel-tank fabrication, mechanical contracting, commercial HVAC, industrial piping, and millwright work. Its fabrication operations include custom sheetmetal work, pipe and ductwork fabrication, and miscellaneous metals for industrial and commercial clients.CUMBERLAND, MD
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
Erie Weld ProductsErie Weld Products is a family-owned custom metal fabrication shop established in 1973 in Erie, Pennsylvania. It fabricates specialty products and projects for the industrial, construction, and manufacturing industries, working with steel, aluminum, stainless steel, wear abrasive steel, and tool steel.332312ERIE, PA