Founded in Oak Harbor in 1951, Northern Manufacturing is a long-established Ohio metal fabricator known for taking on difficult stainless steel work for engineering companies. Its 160,000-square-foot operation serves as a long-term fabrication partner, combining traditional craftsmanship with modern technology for complex, specification-ready components. The company is ISO 9001:2015 certified and employs more than 60 qualified welders.
ISO 9001:2015
AWS D1.1 Qualified Welding Procedures and Personnel
AWS D1.2 Qualified Welding Procedures and Personnel
AWS D1.6 Qualified Welding Procedures and Personnel
ASME BPVC Section IX Qualified Welding Procedures and Personnel
ASNT SNT-TC-1A Level III
ASTM A380/A967 Pickling and Passivation Compliance
Compliance program
DFARS / Buy American
Compliance program
ASMESECTIONIX
Quality certification
ASTMA967
Quality certification
All-Type Welding and Fabrication, IncSince its founding in 1987, All-Type Welding and Fabrication, Inc. has built its reputation around a welding-first team whose members bring decades of hands-on experience to demanding manufacturing work. Many employees began as skilled welders, and several have stayed with the company for more than 20 years, helping ATWF serve OEM customers that need precise, mission-critical metal components. The company operates from a 34,000-square-foot facility in Glenwillow, Ohio, and maintains ISO 9001 certification.GLENWILLOW, OH.svg)
Midwest Metal FabricationsFounded in 1979, Midwest Metal Fabrications is an Ohio shop known for solving difficult fabrication problems through close, practical collaboration with customers. Its experienced team has an average tenure of 16 years and supports manufacturers and contractors with custom metal fabrication, including precision enclosures. The company serves customers nationwide and is certified to ISO 9001:2015 and AS9100 standards.TALLMADGE, OH
Alloy Welding & FabricatingAlloy Welding & Fabricating carries a Northeast Ohio stainless-fabrication tradition that began with the Wunderlich family in the 1940s. Today, the company applies that experience to low-volume, high-precision work for manufacturers and engineering teams, guiding projects from early design through finished assembly.SOLON, OH
D&M WeldingRooted in a Moraine, Ohio manufacturing site with 175 years of local industrial history, D&M Welding has provided metal welding and fabrication services since 1974. The family-owned company became known for structural racks serving concrete block manufacturers across the United States and has since expanded into sheet-metal work, supported by a fiber laser and CNC press-brake equipment. D&M Welding is ISO 9001:2015 certified and remains under McCarroll family ownership alongside David Barger.MORAINE, OH