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For more than 40 years, Racing Systems International has designed and manufactured racing-industry technology, including LED tote boards, timing systems and photo-finish equipment. The Melbourne Beach company also designs, installs, operates and maintains video production and display systems, with in-house interface software and technical support for racetracks and pari-mutuel facilities worldwide.
Rackyard specializes in laboratory freezer storage, making freezer racks, storage boxes and related equipment for chest and upright freezers from major manufacturers. Based in Williamsport, Pennsylvania, the company also custom-makes freezer racks and laboratory storage devices when standard catalog options do not fit a customer’s needs.
RACO International designs and manufactures custom electric linear and rotary actuators for demanding industrial and infrastructure applications, with U.S. engineering and manufacturing in Bethel Park serving customers across the Americas. Founded in 1962 as the American subsidiary of RACO Schwelm, the company draws on a RACO electromechanics heritage dating to 1953 and supports its equipment with an authorized U.S. repair facility, spare parts and technical service. Its quality management system has carried ISO 9001 certification in drive technology since 1996.
Founded in 1953, RACO-ELEKTRO-MASCHINEN GmbH manufactures electric actuators and precision drive technology in Schwelm, Germany, with products used across industry and infrastructure worldwide. The company’s roots are in underground mining equipment, while its present-day specialty is a modular range of linear drives that spans compact industrial units to heavy-load actuators rated for up to 140 tons. RACO has held ISO 9001 certification in drive technology since 1996 and most recently renewed its ISO 9001:2015 certification in 2024.
Radicle Development Center helps researchers and emerging hardware companies turn early prototypes into tested, ruggedized demonstration systems from its modern facility in suburban Philadelphia. Its hardware engineers combine advanced fabrication with collaborative design-and-build work, including projects that have taken National Lab intellectual property or hand-built prototypes toward field-ready demonstrations.
Woman-run and family-owned, RADIUS is now led by the founder’s daughter from its Pennsylvania home. The company makes oral-care products for families, with sustainability built into its operations and a commitment to donate 1% of annual toothbrush sales through 1% for the Planet.
Raff Printing, Inc. is a family-owned full-service commercial printing and fulfillment company based in Pittsburgh, Pennsylvania, operating since 1951. The company provides digital and offset printing, die cutting, binding, coating and finishing, variable data printing, and comprehensive mailing and distribution services. Raff Printing serves a diverse client base including unions, non-profits, political campaigns, corporate B2B and B2C clients, and print brokers, with a dedicated union printing facility and nationwide shipping.
Founded in 1957 by Raymond B. Long in Rahns, Pennsylvania, RAHNS Concrete supplies ready-mix and precast concrete to eastern Pennsylvania and nearby states. It operates eight permanent ready-mix plants, along with portable plants for large projects, and manufactures precast concrete at its Rahns facility. The business has supplied precast concrete since 1974 and also fabricates custom structures for bridges and other civil construction.
RAILWAY SPECIALTIES CORP is an OEM manufacturer of watertight doors, hatches, manholes, scuttles, and replacement hardware for railway and industrial applications.
Since 1968, Rainbow Rubber & Plastics has supplied purpose-built rubber, plastic, and textile belting for manufacturing equipment, developing custom solutions alongside plant operators and original equipment manufacturers. The Reading, Pennsylvania company is particularly known for truly endless belts used in plastic extrusion and spiral tube winding, backed by a long-tenured team that works directly with customers on difficult applications. Rainbow also manages inventory for repeat customers and offers hands-on support, including in-plant training.
Raintree Labs designs and manufactures custom personal-care products, helping small and mid-sized companies take a formula from development through packaging and finish. Based in Malvern, Pennsylvania, the company is particularly focused on solving difficult formulation and packaging challenges, while also offering contract manufacturing for brands that already have a formula. Raintree says it has decades of skin-care manufacturing experience and an extensive sourcing network.
Since 1974, RainWise has built its identity around American-made weather instrumentation and the inventive work of founder John Baer. The privately owned Pennsylvania company became known for its tipping-bucket rain gauge design and first digital weather station, and today operates from Nielsen-Kellerman’s production facility in Boothwyn. Its equipment turns local weather conditions into usable data for professional and industrial users.
Established in October 2001 by Robert Schena and Paul Hellhake, Rajant Corporation develops private wireless communications technology and is the pioneer of Kinetic Mesh® networking. Its BreadCrumb® nodes and InstaMesh® software turn moving vehicles and other assets into network infrastructure, keeping industrial and defense operations connected when fixed networks fall short. Rajant reports deployments in more than 80 countries, including more than 300 mining operations worldwide.
Founded in Wilkes-Barre in 1964 by two aircraft-pulley specialists, Ralmark Company manufactures precision pulleys and sheaves for aerospace, defense, and commercial applications. The Kingston, Pennsylvania company remains an approved QPL supplier of flight-control pulleys meeting MIL-DTL-7034 and also develops custom parts to exact customer specifications. Its aerospace manufacturing is supported by AS9100 and ISO 9001 certification, FAA-PMA approval, and recognition from Boeing for consecutive supplier-excellence performance.
Founded in 1978 as a modest circle sawmill, RAM Forest Products, Inc. has grown into a hardwood lumber manufacturer in Shinglehouse, Pennsylvania. The company produces Northern Appalachian hardwood lumber and reports annual kiln-dried output of about 25 million board feet.
RAM Industrial Services, LLC provides motor and pump sales, repair, and field services, including manufacturing and overhaul work for transit and railroad equipment. The company traces its history to Reliable Electric, founded in Reading, Pennsylvania in 1947; it became RAM (Reliable And Multilectric) Motors & Controls in 1983 and joined the Industrial Service Solutions family in 2013. Its repair shop in Camp Hill is described as ISO 9001:2015 certified, and the company serves customers across industrial, municipal, and transit markets.
RAMCO Equipment Corporation is a family-owned manufacturer of immersion parts washers and parts-washing systems, a business it says has continued for more than 90 years and through three generations. The company began as a small welding shop in Manhattan and has built immersion washing systems since the 1940s. Its systems are designed for cleaning applications ranging from general washing to demanding precision cleaning, using aqueous detergents or alternative solvents.
Rampmaster is a U.S. manufacturer of modular aircraft refueling vehicles, serving commercial aviation and FBO operators. Its history traces to General Transervice, Inc., founded in 1968 as an airport refueler maintenance company; the company says its first refueler prototype entered service in 1979 and that it has sold out its production line annually since 1981. It describes itself as a family-owned manufacturer focused on refueling equipment and innovations that extend vehicle life and reduce operating costs.
Founded in 2017 by former plant engineer Zach Ramsey, RAMZ Controls is a small Lancaster County business shaped by nearly 75 years of combined plant-floor experience. The company works closely with regional manufacturers, bringing a practical understanding of 24/7 production to industrial automation projects and staying available through its local, 24/7 support. Its founder’s commitment to Lancaster also extends into community work, including service on the Boys & Girls Club of Lancaster board.
Rand-Whitney is a packaging manufacturer owned by The Kraft Group, tracing its modern formation to 1938, when Whitney Box acquired Dodge Paper Box. The company makes corrugated packaging and produces recycled linerboard through its Montville, Connecticut mill, while its vertically integrated network spans paper production through packaging distribution. Its history also includes protective packaging and a customer-waste recycling operation.