Founded in 1975, NSI Industries makes and supplies electrical, network infrastructure, and HVAC products, with a longstanding focus on serving distributors in the electrical industry. The company says more than 60% of its products are made in the United States and describes a portfolio of established brands built through more than 45 years of serving distributors.
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Richards Manufacturing CompanyRichards Manufacturing Company produces electrical and gas distribution equipment for utility and commercial/industrial customers. Founded in 1945 as a family-owned business making an underground connector, it has grown into a vertically integrated manufacturer with Irvington, New Jersey offices and manufacturing facilities. Its long-standing specialties include network protectors and medium-voltage products.CHARDON, OH
Sid Harvey IndustriesSid Harvey Industries is a long-established HVAC supplier and manufacturer, founded by Sidney W. Harvey in 1931 during the early rise of automatic oil heating. What began in a Hempstead office grew into a distinctive business that distributes products while also producing new and remanufactured Sid Harvey-brand parts, serving heating, air-conditioning, and refrigeration trades through 83 branches.GARDEN CITY, NY
Morris Products IncFounded in 1994 as a family-owned business, Morris Products Inc. manufactures and supplies electrical products for the electrical and construction trades, including connectors, fittings and related installation products. Now a wholly owned subsidiary of DiversiTech, the company offers more than 9,000 products and maintains regional inventory across the country to support shipping typically within one business day. Morris has built its reputation on broad selection, responsive customer service and continued product development.QUEENSBURY, NY
Robroy IndustriesFounded in 1905, Robroy Industries is a fourth-generation family manufacturer of electrical products, including corrosion-resistant raceways and non-metallic enclosures. The company grew from Pittsburgh’s steel-mill roots into a family of U.S. manufacturing brands, balancing its century-long history with ongoing product development and strategic growth. Its Stahlin brand has pioneered non-metallic enclosures for more than 60 years, while Plasti-Bond is ISO 9001-certified for PVC-coated raceway products.VERONA, PA