James C. White Company, Inc. is a family-owned and operated manufacturer specializing in the design and production of instrumentation and control (I&C) support systems. Founded in 1952 and headquartered in Greenville, South Carolina, the company operates a modernized factory equipped with complete fabrication, machining, and tool and die design capabilities. They serve a diverse range of industries, including Agriculture, Petroleum, Pharmaceutical, Power, Mining, and Water Treatment, with a specialized focus on the nuclear power generation sector for over 60 years.
The company's core product portfolio features several proprietary systems: TUBETRACK®, a continuous tray support system for instrumentation and process tubing; CABLE-RACE®, a UL-classified ventilated tray system for low-voltage control and data cables; UNIT-HEADER® manifolds manufactured from aluminum and stainless steel; and heavy-duty Instrument Mounting Stands. Their product range also includes various components such as tube clamps, pipe clamps, fittings, and seismic supports.
As an OEM and contract manufacturer, James C. White Company, Inc. maintains a robust quality assurance culture. Their production is governed by an extensive Nuclear Quality Assurance Program, and they hold certifications including UL Classification and ASME NQA-1 compliance. In addition to their standard catalog, they offer custom fabrication programs to meet specific project requirements for large EPC firms and small businesses alike.
Nuclear / Saftety-related
Unit-HEADER®
J.H. Nunn Associates
🇺🇸 United States
197811-50 peopleManufacturer/Service Company
Established brand
OEM manufacturer
Product customization
Description
J.H. Nunn Associates, established in 1978, is a US-based manufacturer and contract manufacturer specializing in both plastic and metal fabrication. With 11-50 employees and an estimated annual revenue of $5.3 million, the company operates facilities equipped with modern machinery in Rolling Hills, CA. They offer a diverse range of custom capabilities including deep drawn metal, hydroformed metal, custom fabricated flexible plastic film, custom fabricated packaging, and custom thermoformed plastic. Their product portfolio also includes stock items such as plastic pallets, plastic bulk containers, plastic totes, and tie-down straps. J.H. Nunn Associates provides integrated and cost-effective solutions, serving a wide variety of industries including electronic/aerospace, warehouse/distribution, medical, automotive, and communications. They emphasize product reliability through rigorous inspection and analysis, handling projects from prototype development to high-volume production. Services also include custom RF sealing, heat sealing, converting, die cutting, screen process printing, hot foil stamping, embossing, engineering, mechanical assembly, thermal impulse sealing, and anodizing.