Tripp has represented major tobacco companies in matters ranging from major antitrust litigation to zoning, but focuses his practice on regulatory affairs, public policy, litigation, and environmental, social, and governance (ESG) matters.

Tripp served as General Counsel and Vice-President of Government and Regulatory Affairs for Conwood Company L.P., now American Snuff Company; Assistant General Counsel and Vice President for RAI Services Company; and as Vice President, Strategic Engagement and Corporate Sustainability for RAI Services Company.  Tripp helped formulate Reynolds American Inc.’s ESG strategy while supporting the company’s efforts to engage stakeholders and policymakers on difficult and controversial issues, including the taxation and regulation of nicotine products; human rights in the supply chain; and illicit cigarette trafficking.  He also worked to ensure that the laws regulating the manufacture, marketing, taxation, and sale of tobacco products were fairly enforced across the industry. Since 2012, Tripp has also served as President of the Reynolds American Foundation, a private foundation supported by Reynolds American Inc.