DENTCO, located in DeWitt, Mich., delivers superior exterior services management and customer-focused support services. It was formed in 1996 and operates more than 2,500 customer locations in the United States. The company s has a team of quality assurance managers who work with customer alliance representatives and performs functions related to locating, qualifying, monitoring and training contractor-partners, as well as overseeing the quality of services at assigned customer sites. DENTCO also evaluates site conditions, takes digital photos and prepares corresponding work orders. It specializes in the management of various exterior grounds services, including parking lot repair and maintenance, lot sweeping, power washing, snow removal and ice control.