Memphis, TN - Varco Pruden Buildings announces that Mark Larson has been named regional sales manager for the Central region, which includes part of Illinois, Iowa, part of South Dakota, Wyoming, Nebraska, Colorado, New Mexico, and Missouri. In this new role, Larson is responsible for maintaining and growing customer accounts and leading the alignment of the sales group for the Northern half of the Central Region. Larson will be based in St Joseph, Mo. and report directly to Steve Hohnholt, regional general manager.