SJK Machine LLC is an Ohio-based precision manufacturing and machine-building company with roots dating to 1998. Located in Minerva, Ohio, the company specializes in CNC machining, custom machine design, automation, fabrication, and precision prototypes. Its machining capabilities include CNC turning, vertical and horizontal milling, Swiss and small-part machining, wire EDM, and waterjet cutting. SJK Machine also provides engineering and 3D CAD design, automated machine building, welding, bending, painting, powder coating, assembly, and inspection. The company serves diverse industries including aerospace, defense, automotive, oil and gas, medical, and electronics. Operating from a 30,000-square-foot facility, SJK Machine supports customers from product design and prototyping through production and finished machine development.

Ampex Metal Products is a privately owned, third-generation Ohio manufacturing company founded in 1960. Headquartered in Brook Park, Ohio, Ampex specializes in precision metal stamping and metal forming for OEM and Tier 1 customers. Its capabilities include progressive stamping, 4-slide and multi-slide forming, CNC wire forming, CNC spring coiling, product design, prototyping, tool and die design and build, welding, assembly, and finishing. The company supports high-volume production with stamping presses ranging from 22 to 600 tons and serves automotive, aerospace, electrical, appliance, electronics, HVAC, medical, military, and industrial markets. Ampex also provides secondary operations and finished subassemblies to help customers simplify their supply chains.

Universal Metal Products, Inc. is a U.S.-based custom metal stamping manufacturer founded in 1946 and headquartered in Wickliffe, Ohio. The company specializes in high-volume metal forming and stamping using fourslide, multislide, and punch press technologies, with more than 100 forming machines across three U.S. manufacturing facilities. UMP provides complete manufacturing support from engineering, prototyping, and tooling design through stamping, heat treatment, finishing, welding, assembly, and inspection. The company serves appliance, automotive, truck, and industrial markets, producing precision metal components for applications including electrical, powertrain, suspension, HVAC, construction, agriculture, fasteners, and solar products.

OGS Industries is a third-generation, family-owned U.S. metal manufacturing company founded in 1959 and headquartered in Akron, Ohio. The company provides contract manufacturing solutions including precision metal stamping, fabrication, CNC and Swiss machining, in-house tool and die, assembly, and packaging services. OGS operates three manufacturing facilities in Akron and serves aerospace, defense, industrial, medical, transportation, and recreation industries. Its capabilities include light- to mid-level stamping, laser cutting, punching, forming, welding, CNC machining, and production of precision metal components, shims, gaskets, clips, clamps, and assemblies. OGS also offers inventory stocking and vendor management programs to support customer supply chains

Fremont Cutting Dies, Inc. is a Fremont, Ohio-based manufacturer specializing in custom cutting dies, specimen dies, precision tooling, contract machining and custom fabrication. The company manufactures steel rule dies, forged dies, Viking dies, contour trim dies, machined dies, match-metal dies and specialty specimen dies for a wide range of industrial applications. Fremont Cutting Dies maintains in-house 2D and 3D design and manufacturing capabilities, including CNC and manual machining, wire EDM, laser cutting, surface grinding and bending. The company also provides custom steel fabrication, MIG and TIG welding, contract machining and die refurbishment, sharpening and repair services. Its customers span appliance, automotive, pharmaceutical, packaging, gasket, medical, foam, filter and thermoforming industries.

Christopher Tool & Manufacturing Co. is a family-owned precision machining company based in Solon, Ohio, with operations dating back to 1951. The company specializes in highly precise, complex machined components for demanding applications, with capabilities covering CNC turning, CNC milling, CNC grinding, EDM, honing, lapping, manual machining and engineering CAD/CAM. Christopher Tool manufactures prototype through medium-production quantities and supports applications requiring extremely tight dimensional tolerances, complex geometries and fine surface finishes. The company serves commercial aerospace, defense, diesel engine, fluid power, medical, oil and gas, robotics and space industries. Its quality-focused manufacturing system includes advanced inspection and measurement equipment, while its machining capabilities support exotic materials and difficult-to-machine components.

Proto Machine & Mfg., Inc. is a precision machining company based in Kent, Ohio, established in 1984. The company specializes in precision turning and milling and manufactures customized components for commercial, aerospace, oil industry and government customers. Proto Machine supports both long- and short-production runs as well as small assemblies, with an emphasis on dimensional accuracy, quality control and on-time delivery. Its equipment includes horizontal and vertical machining centers, CNC turning centers and multi-axis machining capabilities. The company also provides inspection using a Zeiss CMM and optical comparator. Proto Machine works with customers from the manufacturing and design stages to produce repeatable precision components and assemblies according to project requirements.

May Industries of Ohio, Inc. is a North Royalton, Ohio-based custom metal manufacturing company with more than 50 years of experience. The company provides turnkey manufacturing solutions covering tool and die, CNC machining, punching, fabrication, laser and plasma cutting, forming, rolling, stamping, welding, powder coating and final assembly. May Industries supports both prototype and production requirements, with capabilities ranging from low-volume to high-volume metal stamping. Its in-house tooling and manufacturing capabilities allow the company to produce precision metal parts and complete assemblies while maintaining control over quality and delivery. The company serves automotive, shipping and delivery, lawn and garden, waste management, healthcare, electronics and food service industries.

Mohr Stamping, Inc. is a family-owned and operated precision metal stamping and tooling manufacturer based in Wellington, Ohio. Established in 1967, the company specializes in progressive die design and build, deep drawing, precision stamping and tight-tolerance metal components. Mohr Stamping combines engineering, CNC machining, tooling, laser cutting, forming and stamping capabilities to support projects from prototype development through production. Its tool room designs, builds, repairs and maintains progressive, deep-draw, compound, line and secondary-hit dies. The company serves multiple industrial markets and focuses on quality, on-time delivery and efficient manufacturing from concept through finished product. Mohr Stamping is also a woman-owned business and holds WBE and WOSB certifications.

American Engineering & Metalworking, Inc. is a full-service precision metal fabrication company based in North Canton, Ohio. AEM provides comprehensive manufacturing solutions ranging from engineering and prototyping to laser cutting, CNC machining, forming, stamping, welding, deburring and powder coating. The company operates a 50,000-square-foot manufacturing facility and focuses on producing precision metal components and complete assemblies for architectural, aerospace, heavy truck, medical, retail, food service and power generation applications. AEM combines multiple processes under one roof to reduce lead times and simplify customer supply chains. Its quality capabilities include FaroArm 3D inspection, dimensional analysis, CAD-based inspection, First Article Inspection, PPAP and reverse engineering. The company also offers outside sourcing for specialized operations such as plating, anodizing and heat treating.

Titan Metal Products, LLC is a full-service CNC and manual machine shop based in Plain City, Ohio. Founded in 2013, the company brings more than 35 years of machining experience to prototype, low-volume and high-production projects. Its capabilities include CNC milling, CNC turning, CAD/CAM design, custom fixture manufacturing, precision sawing and material handling. Titan manufactures precision components from materials including carbon and alloy steels, tool steels, stainless steel, aluminum, brass, copper, titanium and engineering plastics. The company serves automotive, specialty tooling, government, food and medical industries, with a focus on tight tolerances, quality control and personalized customer service.

West Ohio Tool Co. is a family-owned U.S. manufacturer of custom carbide, PCD and PCBN cutting tools, serving demanding machining applications across aerospace, defense, automotive, semiconductor, medical and industrial markets. Founded in 1989, the company evolved from a tool-sharpening business into a specialized custom tooling manufacturer with advanced CNC grinding, wire erosion, inspection and engineering capabilities. Its products include custom drills, reamers, milling cutters, end mills, grooving tools and internal forming tools, along with its proprietary EDGEX4® PCD drilling technology. West Ohio Tool also provides engineering, reverse tooling, regrinding, retipping, rebrazing and on-site application support. The company operates a 21,000-square-foot environmentally controlled facility in Russells Point, Ohio.

Valco / Valley Tool & Die, Inc. is a U.S.-based metal parts manufacturer established in 1967 and headquartered in North Royalton, Ohio. The company specializes in custom metal stamping, progressive and four-slide die work, CNC turning, automatic screw machining, tooling and prototyping. Valco manufactures a broad range of metal components and fasteners, including its signature snap-button products, specialty fasteners, brackets, clips, pins and custom stamped parts. Its manufacturing capabilities include stamping presses from 5 to 200 tons, in-house tool and die production, secondary operations and assemblies. The company serves industries including automotive, aerospace, healthcare, construction, mining, engineering, sporting goods and retail. Valco manufactures its products in the USA and supports projects from product development and tooling through production and distribution.

Quality Tool Company is a third-generation, family-owned manufacturing company based in Toledo, Ohio, with more than 65 years of experience in metal stamping, tooling, precision machining, fabrication, and assembly. Founded in 1954, the company operates a 40,000-square-foot manufacturing facility with an 8,000-square-foot tool and die shop. Its capabilities include progressive and secondary metal stamping, in-house tool and die design and manufacturing, CNC milling, precision turning, wire EDM, robotic and manual welding, riveting, tapping, and assembly. Quality Tool produces close-tolerance metal stampings and machined components for demanding applications and can supply complete welded or riveted assemblies under one roof. The company also provides specialized blank-and-shave metal stamping for close-tolerance components, helping customers reduce secondary machining requirements and production costs.

Hammill Medical, a division of Hammill Manufacturing Company, is a privately held U.S. manufacturer specializing in precision medical implants, orthopedic products, spinal implants, and surgical instruments. Established in 1955 and headquartered in Maumee, Ohio, the company has developed decades of experience supporting medical-device OEMs with complex and highly regulated manufacturing requirements. Hammill provides comprehensive product-development and manufacturing services, including engineering support, prototyping, CNC machining, turning, milling, 5-axis machining, mill-turn operations, grinding, robotic polishing, tooling, custom workholding, and secondary machining. Its capabilities allow the company to support projects from early-stage product development through production-scale manufacturing. The company specializes in implantable medical devices and surgical instruments where precision, repeatability, and quality are critical. Hammill operates more than 90,000 square feet of manufacturing and product-development facilities and has a workforce of more than 200 employees. Hammill Medical operates under Good Manufacturing Practices and maintains an ISO 13485-certified manufacturing facility. It is also registered with the FDA as a contract manufacturer. With extensive machining expertise, experienced engineering personnel, and vertically integrated manufacturing capabilities, Hammill Medical provides dependable contract manufacturing solutions for medical-device companies requiring precision, quality, and scalable production.

Component Solutions Group (CSG) is a Dayton, Ohio-based supplier of engineered fasteners, precision components, and comprehensive supply-chain solutions for OEM manufacturers. The company has built decades of expertise in helping manufacturers source, engineer, and manage critical C-parts while improving quality, delivery performance, and overall procurement efficiency. CSG became part of the global Bufab Group in 2021, giving customers access to an extensive international sourcing and supply-chain network. Through its A1 Fastener & Components and Perlane Sales divisions, CSG provides standard and custom fasteners, made-to-print components, precision-machined parts, specialty fastening systems, and engineered hardware. Its engineering team supports product development, design optimization, prototyping, and manufacturability improvements. CSG also provides vendor-managed inventory, forecasting, global sourcing, supplier consolidation, kitting, light assembly, and total-cost optimization services. Serving automotive, aerospace, defense, heavy equipment, industrial, energy, electronics, and other manufacturing sectors, CSG combines technical expertise, global sourcing capabilities, rigorous quality systems, and responsive customer service to deliver reliable component solutions tailored to demanding production requirements.

Bryan Die Cast Products is an established Ohio manufacturer specializing in high-pressure zinc die casting since 1964. Located in Bryan, Ohio, the company produces small- to medium-sized zinc castings ranging from approximately 10 grams to 2 pounds for customers across a variety of industries, including fencing, medical, appliance, and automotive markets. Bryan Die Cast Products works with multiple Zamak and ZA zinc alloys to provide durable, accurate, corrosion-resistant, and cost-effective components. Its comprehensive capabilities include production tooling, CNC machining, drilling, milling, threading, tapping, broaching, assembly, deburring, polishing, shot blasting, painting, powder coating, and metal plating. The company also provides H-13 steel tooling designed for repeatable, long-term production. With decades of die-casting experience, a skilled manufacturing team, and a strategic Northwest Ohio location, Bryan Die Cast Products focuses on quality, flexibility, dependable delivery, and customer satisfaction. From concept through finished casting, the company provides practical solutions tailored to individual customer specifications and production requirements.

ALBCO Foundry & Machine is a family-owned, Ohio-based manufacturer specializing in non-ferrous metal castings and precision machining. Founded in 1956, the company has more than six decades of foundry experience and operates from its facility in Lisbon, Ohio. ALBCO provides both sand casting and graphite permanent mold casting, working with aluminum, brass, bronze, copper, zinc, and zinc-aluminum alloys. The company also offers CNC and manual machining, prototyping, in-house mold and tooling production, reverse engineering, 3D scanning, 3D-printed sand molds, painting, and special coatings. Its graphite permanent mold technology enables the production of accurate near-net-shape ZA-12 components with reduced machining requirements and efficient tooling costs. ALBCO serves diverse markets including steel, mining, pumps, robotics, medical equipment, electronics, heavy equipment, and food processing. As an ISO 9001:2015 registered company, ALBCO emphasizes quality, responsive service, reliable delivery, and cost-effective manufacturing solutions from concept through finished component.

Brost Foundry Company is an established American foundry and machining manufacturer with a history dating back to 1910. Headquartered in Cleveland, Ohio, the company provides comprehensive casting and machining solutions for industrial, commercial, and governmental customers nationwide. Brost specializes in non-ferrous sand castings using aluminum, copper, brass, and bronze, as well as investment castings in aluminum, brass, bronze, carbon steel, and stainless steel. Its full-service capabilities also include CNC machining, turning, milling, fixture fabrication, final assembly, inspection, and secondary processes. With multiple Ohio locations, modern production capabilities, and experienced account managers, Brost can manage projects from tooling and casting through machining and finished-part delivery. The company is ISO 9001:2015 certified and emphasizes consistent quality, responsive service, and practical solutions for both short-run and higher-volume requirements. Brost Foundry continues its long-standing commitment to producing dependable, precision-engineered castings while providing customers with a convenient one-stop manufacturing partner.

Empire Die Casting Company is an established manufacturer specializing in high-pressure aluminum and zinc die-cast components for demanding industrial applications. Founded in 1948, the company operates from a more than 200,000-square-foot manufacturing facility in Macedonia, Ohio. Empire combines advanced die-casting technology with engineering, CNC machining, and secondary finishing to provide complete manufacturing solutions from initial design through finished components. Its capabilities include aluminum and zinc die casting, miniature zinc casting, tool and die engineering, MAGMASOFT simulation, automated production cells, CNC machining, and various finishing processes. Empire serves diverse markets including automotive, medical, locomotive, oil and gas, electronics, consumer products, and HVAC. The company emphasizes quality through modern inspection and process-control technologies, including coordinate measuring machines, spectrometers, and real-time SPC systems. With ISO 9001:2015 and IATF 16949:2016 certifications, Empire Die Casting combines engineering expertise, production flexibility, and quality-focused manufacturing to deliver reliable, precision-engineered components that meet demanding customer specifications.