In September 1999, OnCall became a wholly owned subsidiary of Grey Healthcare Group, the sixth largest healthcare communications agency worldwide. As part of Grey, we are able to offer the most comprehensive array of innovative sales solutions to clients in the US and globally. During this time we have enjoyed successful contracts with some of the biggest names in the industry. Together, OnCall and Grey will continue to grow and respond to the needs of the marketplace, offering the most progressive range of outsourced services, including contract selling, training, recruiting, technology consulting and deployment, trade relations management, marketing communications, e-detailing, telesales, etc. OnCall has established itself among the most sophisticated contract sales organizations in the US.