Since the late 1800s, Dayton Manufacturing Company has produced precision metal fabrications from two 50,000-square-foot facilities in Dayton, Ohio. Its concept-to-completion operation serves government, railroad and commercial-contractor customers, with a particularly distinctive line of railroad hardware alongside its broader custom fabrication work. The company’s quality system is modeled after ISO 9002 guidelines, and it handles both small runs and high-production work.
ISO 9002 guidelines-based quality system
Compliance program
MIL-C-5541 Class 1A or 3
AWS D17.1 (non-flight hardware only)
AWS D1.1
AWS D1.2
AWS D1.3
Precision Metal FabricationPrecision Metal Fabrication is a Dayton, Ohio metal fabricator offering sheet-metal and large-plate fabrication, with the stated ability to take projects from concept through completion. The company identifies itself as veteran-owned and says it has 35 years of experience.DAYTON, OH
Commercial Metal Fabricators, IncFounded in Dayton in 1941, Commercial Metal Fabricators remains a family-owned manufacturer known for taking on demanding custom work for commercial businesses and federal agencies. The company operates from an owned 53,000-square-foot plant on nine acres, drawing on decades of hands-on experience to move projects from prototype to production. Its ISO 9001:2015 certification reflects the quality system behind that long-running work.DAYTON, OH
GMD Industries, LLC dba PSMCoEstablished in 1981, GMD Industries operates PSMCo as a Dayton precision machine shop known for more than 100 combined years of skilled craftsmanship. The company produces custom metal components for customers in fields such as aerospace, automotive and medical manufacturing, with ISO 9001:2015 and AS9100D certification and ITAR registration supporting its work.DAYTON, OH
RaymathFounded in 1982, Raymath is a Troy, Ohio manufacturer of custom metal-fabricated parts and assemblies, with in-house capabilities that take projects from design and tooling through production and final assembly. Its two Ohio facilities provide more than 180,000 square feet for oversized contract manufacturing, including machining components up to 30 feet long, while automation supports rapid production from prototypes to high-volume runs. Raymath operates under an ISO 9001:2015-certified quality management system.TROY, OH