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Riverside Research is an independent nonprofit that conducts scientific research and develops technical solutions for U.S. government defense and intelligence missions. With roots in Columbia University’s Electronic Research Laboratory and more than 50 years of innovation, it moves research from the laboratory into operational settings through an open, collaborative model. The organization also develops secure mobility products such as the Aegis R52L and maintains CMMC Level 2 certification for its work with protected government information.
With roots in Smithville’s Gilbert Lumber, Riverview Industrial Wood Products has been part of Ohio’s wood-packaging story since 1867. Today, the company serves industrial shippers as one of Ohio’s largest pallet producers, combining local manufacturing with direct delivery and a strong focus on keeping wood waste in use.
Riverview, LLP is a family- and employee-owned agricultural business based in Morris, Minnesota, focused primarily on dairy farming while also feeding beef cattle and developing its first milk processing plant. Its roots reach back to Paul Fehr’s 1939 farm, and the company opened its first dairy in 1995 before expanding into dairy farms and feedlots across the Upper Midwest and Southwest. Riverview also emphasizes land and water stewardship, including stormwater recycling that reduces groundwater use by 40–50%.
Rixan Automation is a Dayton company known for its in-house engineering depth, including more than 40 years of experience designing end-of-arm tooling. It helps manufacturers put industrial robots to work and keep existing systems productive through engineering support, service, and training. Rixan also develops the FlexMation SCARA training system for schools and technical institutions.
Founded in 2020, Dayton’s veteran-owned RIXA Tech Engineering develops electronics, hardware, firmware and mechanical integration for high-tech companies, carrying projects from concept through production. The company is especially equipped for difficult assignments, including custom PCB development, troubleshooting and updating legacy systems whose components have become obsolete. RIXA Tech can step into a project at almost any phase and continue supporting and documenting the work after completion.
Founded in Mantua, Ohio, in 1952 as Mantua Manufacturing Company, Rize Home is a multigenerational sleep-products maker whose history includes leadership by the Weintraub family and a later rebrand in 2019. Today, the company serves retailers, hotels, commercial outlets and consumers with sleep solutions, supported by six distribution centers across the country.
Founded by the three Slezak brothers shortly after World War II, RJS Corporation grew from an Akron basement operation into a longstanding manufacturer serving the tire industry worldwide. Established more than 75 years ago, the company now designs and builds specialized equipment at its 50,000-square-foot Ohio facility, including its well-known tension controllers for radial-tire production. RJS also takes on custom design-to-spec and build-to-print work for other industrial customers.
Founded in 1997 by K.C. and Tom McKee, RK Metals is a contract manufacturer of metal stampings and assemblies. It grew from a 7,000-square-foot farmhouse with six small presses to a 45,000-square-foot facility in Fairfield, Ohio, where it serves customers in the US, Mexico, and Europe.
Established in the 1960s as a custom fabricator, Fairfield-based RL Industries now designs and builds engineered FRP and composite equipment for demanding industrial applications worldwide. Its 77,000-square-foot southwest Ohio facility is built for large-scale work, including complex pressure vessels and composite structures. RL has maintained ASME certification since 1994 for RTP-1 equipment and since 1997 for Section X pressure vessels, while its engineers contribute to six ASME pressure-technology committees.
For more than 30 years, Boardman-based RL Smith Graphics, LLC has turned everyday spaces and vehicles into branded visual statements through custom signs, wall graphics, vehicle graphics and related print work. Its all-in-one shop pairs design, production and installation, with projects ranging from lobby lettering and timeline walls to fleet wraps and decals. The company says its team’s creativity and close customer relationships have helped it become a long-standing resource for businesses and organizations throughout the area.
RLC Distributors is a family-operated packaging supplier serving businesses from its NSW base, with a particular focus on packaging for sweets and other food products. Operating for over a decade, the company combines stocked packaging with custom design and importing support, including made-to-measure boxes and printed packaging. Its NSW warehouse supports same-day delivery for eligible orders, while interstate customers are served through pallet couriers.
RMT Corporation is a Dayton, Ohio machine shop providing design engineering, CNC machining, tooling, welding, grinding, 3D modeling, and manufacturing. It makes gages, fixtures, special machines, leak-testing equipment, robotic end-of-arm tooling, and other machined products for automotive, appliance, aerospace, robotics, and short-run production markets.
Born from a Cleveland traffic-council question about why road markings still required dangerous, labor-intensive stenciling, RoadPrintz makes robotic systems for painting detailed pavement markings. Founded by automotive-systems specialist Sam Bell and Case Western Reserve robotics professor Wyatt Newman, the company introduced its patented Electra system in 2022, allowing an operator to direct a robot from inside a truck cab instead of working on foot in traffic.
Established as a family-owned flooring installation company in 1894, Robbins Sports Surfaces now manufactures engineered hardwood and synthetic sports flooring for courts, tracks and performance spaces. The Cincinnati-based company began manufacturing in the mid-1930s and turned its focus to sports surfaces in the 1980s, with more than 200 million square feet of maple flooring installed worldwide. Robbins is also a founding member of the Maple Flooring Manufacturers Association and holds FSC chain-of-custody certification for sustainably harvested hardwoods.
With more than 50 years in the trade, Robeck Fluid Power Co. supplies hydraulic and pneumatic components while also designing complete systems for industrial customers. Its Aurora operation pairs CAD engineering and equipment assembly with in-house hydraulic repairs, custom hose production, and field service from an on-site hose truck. Robeck also supports automation projects, making it a hands-on resource when a customer needs more than a catalog part.
Since 1907, Roberds Converting has specialized in turning paperboard rolls into custom-sized sheets for packaging, display, and commercial printing applications. The Loveland company handles orders ranging from less than a ton to multiple truckloads, with contract sheeting and rapid order turns supporting customers who need material quickly.
In the Tennessee Valley near Scottsboro, Roberts Angus Farm is a family-run operation raising pasture-based natural beef and selling it by the quarter, half, or whole animal. Owned by Scott and Kirsten Roberts, the farm keeps cattle grazing freely, without growth hormones or antibiotics, and manages their care from birth through freezer-beef processing. The farm also produces hay and welcomes customers interested in seeing how its cattle are raised.
In Rushsylvania, Roberts Machine Products makes precision screw-machine and CNC parts as a contract manufacturer, taking projects from prototypes through full production. Its 18,000-square-foot screw-machine facility includes 19 multi-spindle machines, while experienced machinists and sales engineers support production runs ranging from hundreds to millions of parts. Roberts is ISO 9001:2015 certified and part of the Contractors Materials Company family of businesses.
Established in 1953, Roberts Manufacturing Co. Inc. makes precision-machined components and assemblies at its Oakwood, Ohio facility. The company employs approximately 55 people and supports both individual-part orders and major contract or stocking programs, with quality assurance backed by more than 75 years of staff experience and over 800 internally maintained gages.
Founded in 1986 from Wilbur Robey Sr.’s Columbus garage, family-owned Robey Tool now provides CNC turning and milling for precision parts ranging from prototypes to production runs. Son Wilbur Jr. serves as vice president, carrying the family machine-shop legacy into work that includes complex 5-axis geometry and finish-critical stainless components for food-equipment OEMs. The company also supports OEM supply chains with just-in-time delivery and documented zero rejection performance.