As a founding partner at Tremont Strategies, Liesl leads the firm’s federal and multi-state government relations practice. A seasoned expert in public policy, bipartisan legislative strategy, and strategic communications, she is a trusted advisor to clients across the health care, defense, education, and biotechnology sectors. Her results-driven approach has delivered transformative outcomes for technology start-ups, global consumer brands, complex trade associations, and international NGOs alike.

Before co-founding Tremont, Liesl served as President and Head of Federal and Multi-State Affairs at ADS Ventures. Her career spans years of experience on Capitol Hill and in government and public affairs, complemented by private sector roles such as Corporate Responsibility Specialist at Heineken USA and public opinion strategist with The Mellman Group.

A Massachusetts native, Liesl began her career in the district and Washington, D.C. offices of former Congressman Bill Delahunt (D-MA 10). She holds a Bachelor’s degree in International Affairs from The George Washington University.