WESCO International, Inc. 西科国际有限公司[NYSE: WCC]是一家公开上市的《财富》500强控股公司，公司总部设在宾夕法尼亚州的匹兹堡市，而西科电气公司则是其主要运营实体。西科国际有限公司不仅是基建电气产品及工业电器维护、修理和运行（MRO）用品的主要分销商，而且还是全美最大的综合供应服务的供货商。西科电气2011年的产品销售额约为61亿美元。公司雇员超过7000名，同时与29000多家供货商保持着业务关系，并向世界各地11多万家客户提供服务，其主要市场包括商业公司和工业公司、承包商、政府机构、教育机构、 通讯公司及公用事业公司。西科电气在北美和若干国际市场上经营着7个全自动化的物流中心，并有近400家提供全面服务的分支机构，向当地客户提供就近服务，并为跨地区和跨国公司提供全球性的服务网络。

WESCO International, Inc. (NYSE: WCC) is a publicly traded Fortune 500 holding company, headquartered in Pittsburgh, Pennsylvania, whose primary operating entity is WESCO Distribution, Inc. . WESCO Distribution is a leading distributor of electrical construction products and electrical and industrial maintenance, repair and operating (MRO) supplies, and is the nation's largest provider of integrated supply services. 2011 annual sales were approximately $6.1 billion. The Company employs over 7,000 people, maintains relationships with over 29,000 suppliers, and serves more than 110,000 customers worldwide. Major markets include commercial and industrial firms, contractors, government agencies, educational institutions, telecommunications businesses, and utilities. WESCO operates seven automated distribution centers and approximately 400 full-service branches in North America and selected international markets, providing a local presence for area customers and a global network to serve multi-location businesses and multi-national corporations.

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