Global Tax Management, Inc. (GTM) is a tax services firm that provides tax technology, tax accounting, and tax compliance services to mid-size and large multinational clients. GTM is headquartered in Malvern, Pennsylvania and has offices in Woodbridge, New Jersey, and Wilmington, Delaware. GTM's services include tax provision, compliance, and planning, as well as tax automation and technology implementation. GTM's clients come from a variety of industries, including manufacturing, retail, pharmaceuticals, and technology. GTM was founded in 1997 and has grown to become one of the largest independent tax services firms in the United States.