NSC is a third-generation, family-owned wholesale distributor of pipe, valves, fittings, and related products.
NSC was founded in 1946 and is headquartered in St. Louis, Missouri.
Based on the company’s public LinkedIn information, supplied through RevenueBase.
Wholesale distribution of these products and related supplies serves mechanical and HVAC contractors, commercial plumbers, and industrial and institutional facility technicians.
Source: LinkedIn company description · Retrieved October 13, 2026
NSC's Applied Products Group focuses on HVAC equipment application for commercial, industrial, and residential markets.
Source: LinkedIn company description · Retrieved October 13, 2026
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Open the published source list.RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 15, 2026, September 28, 2026, September 29, 2026 and October 9, 2026. How the company lists are built.
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