Wesco International (NYSE: WCC) is an industrial distribution company that supplies electrical, electronic, communications, security, and utility products to construction, industrial, OEM, and utility customers. It makes money by purchasing products from manufacturers and reselling them at a margin across three segments: Electrical & Electronic Solutions (EES), Communications & Security Solutions (CSS), and Utility & Broadband Solutions (UBS). Wesco operates across more than 50 countries, with a North American leadership position in electrical and electronic distribution per its 10-K filed February 13, 2026. The EES segment serves construction, industrial, and OEM customers on projects spanning data centers, hospitals, EV charging stations, renewable energy, and public transit infrastructure. OEM customers use Wesco products in manufacturing automotive, industrial, medical, transportation, marine, military, and communications equipment. The CSS and UBS segments extend the product and customer base into communications infrastructure, security systems, and broadband.

Revenue model

Transactional product distribution: Wesco buys electrical, electronic, communications, security, and utility products from manufacturers and resells them to end customers, generating revenue on the spread between purchase cost and sale price across its three business segments (EES, CSS, UBS).

Products and services

Electrical equipment and supplies, automation and connected devices (IoT), security products, lighting, wire and cable, safety products, maintenance/repair/operations supplies, communications infrastructure products, broadband equipment, and utility products.

Customers and end markets

Construction contractors, industrial manufacturers, engineering/procurement/construction firms, OEMs (automotive, industrial, medical, transportation, marine, military, communications), utility companies, and broadband infrastructure customers. End markets include data centers, hospitals, public transit, wastewater treatment, EV charging, renewable and solar energy, and commercial construction.

Value-chain role

Industrial distributor and supply chain intermediary sitting between product manufacturers and end-use contractors, industrial buyers, OEMs, and utilities.

Geographic exposure

Operations in more than 50 countries as of the 10-K filed February 13, 2026, with a North American leadership position in electrical and electronic distribution.

Source: SEC 10-K, filed 2026-02-13

Industry: Wholesale-Electrical Apparatus & Equipment, Wiring Supplies Peers: Applied Industrial Technologies Inc Core & Main Inc Fastenal Co WW Grainger Inc MSC Industrial Direct Co Inc SiteOne Landscape Supply Inc United Rentals Inc Univar Solutions Inc. Watsco Inc