Avalere Health is a consulting firm headquartered in Washington, D.C focusing on health care companies and related non-profit organizations. The company publishes research studies on health care issues and the health care reform debate in the United States. Avalere was founded as The Health Strategies Consultancy LLC in 2000 by Dan Mendelson. The company was renamed Avalere Health in 2005, and in 2008 Mendelson sold a minority interest to ABS Capital Partners, a Baltimore, Maryland-based private equity firm. In September 2015 Avalere was purchased by Inovalon, a technology company providing cloud-based analytics and intervention platforms to the healthcare industry. Avalere continues to operate as a subsidiary, led by Mendelson, with a focus on providing advisory services on market consolidation, cost management, quality improvement, and managed care as well as business intelligence and corporate communication strategies. The firm has also published studies on drug plan coverage and managed care plans in the US.