Audax Private Debt announced that, as Joint Lead Arranger, it provided a unitranche credit facility to support Sentinel Capital Partners in their acquisition of NSI Industries. NSI is a manufacturer and supplier of branded electrical and HVAC components to third-party distributors in the United States and Canada.

Founded in 1975 and headquartered in Huntersville, NC, NSI is comprised of two divisions, electrical and HVAC, that sell through third-party distributors and have strong manufacturing capabilities. The electrical division's known brands include Bridgeport, Polaris, and Tork and are recognized by contractors for their durability, reliability, and functionality. Electrical products include insulated connectors, fittings, wire management products, fiber assemblies, and other high-value-add components with replacement-driven demand. In NSI's HVAC division, popular brands which include Duro Dyne and Supco are known for their product quality and customer service. These HVAC brands provide critical components used by contractors and installers, including hanging systems, fasteners, and air regulation accessories.