 At its headquarters in Washington, DC, and 27 regional offices around the country, it employs 153 staff members, including program and policy experts who work together with committed volunteers, staff lobbyists, community organizers and communications specialists.Under the leadership of President and Chief Executive Officer Theresa Pierno, "the organization's strategic focus is on ensuring that as the leading advocate for national parks these places continue to be protected and have the resources and infrastructure they need to thrive in their second century.