In operation for more than 25 years, Covance is one of the largest drug development companies in the world. It serves the biotechnology, environment, pharmaceutical, research, vaccine, and food and dietary industries. The company offers preclinical and clinical development and commercial service. It operates a network of laboratories that offers testing solutions. The company has annual sales revenue of more than $1 billion, as well as employs over 8,000 people. It also provides Risk management, Cardiac safety and Clinical development services. The company offers antibody products under the brand names BetaMark, Signet and SMI. It manages nearly 15,000 clinical trial protocols.