Liz Irons

Washington, DC – Shawn Gremminger, a health policy and advocacy expert, has joined Reservoir as Director of Health Policy. With more than 15 years of experience working across the health care system, Shawn has been on the frontlines of health policy and advocacy and brings clients a wealth of insight and perspective.

Prior to joining Reservoir, Shawn served as the Director of Health Policy at the Purchaser Business Group on Health (PBGH). There, Shawn led efforts to improve quality and affordability for consumers and health care purchasers through federal policy. Shawn joined PBGH from Families USA, where he was Senior Director of Federal Relations. In that position, he led all federal-government interactions and directed the launch of Families USA’s new health care value initiative, Consumers First. Previously Shawn has also served as Director of Legislative Affairs at America’s Essential Hospitals and as Associate Director of Federal Legislative Affairs with the Children’s Hospital Association.

Reservoir also announced the additions of Carla Sansalone, Ruby Markham and Paloma Losada.

Carla joins as Operations Administrator for Reservoir. In previous work, Carla supported the Administrator of the General Services Administration (GSA) as White House Liaison, where she was responsible for recruiting, hiring and retaining political appointees for the agency. She also brings with her a background in office management and employee engagement through her work on Capitol Hill, a DC-based trade association and the private sector.

Ruby joins Reservoir as an Associate. Prior to joining Reservoir, Ruby worked for the Business Council for International Understanding (BCIU), a nonprofit organization focused on commercial diplomacy at the intersection of the public and private sectors. During her tenure at BCIU, Ruby worked with Fortune 500 companies to advance global business and highlight thought leadership.

Paloma also joins Reservoir as an Associate, bringing expertise in public affairs, government relations and media relations. At the Brookings Institution, she promoted complex research, policy recommendations and analysis on a full range of public policy issues, including health care.


About Reservoir Communications Group

Reservoir Communications Group is a leading communications firm specializing in health care, focused on helping clients address their most important challenges and opportunities in reputation, advocacy and brand strategy. Learn more at