Meet the Firm

Meet the Firm

  • John W. Timmons

    John Timmons, Founding Partner

     John Timmons has decades of experience working on commerce, communications, transportation, alternative energy projects, health care, public lands, and Native American issues.  As a Hill staffer, he worked for Congressman and then Senator John McCain (R-AZ) where he was ultimately Legislative Counsel.  Mr. Timmons also worked on the Senate Committee on Commerce, Science and Transportation as Senior Minority Counsel after serving as Deputy Assistant Secretary for Government Affairs at the US Department of Transportation during the Reagan Administration.

    As a lobbyist at Hill and Knowlton, Mr. Timmons played a key role in the passage of AIR-21, . . . Read More »

  • Patrick H. Williams

    Founding Partner

    A recognized advocate for new market entrants, Pat Williams has built extensive relationships throughout Congress, the Executive Branch and industry during his three decades on the Washington political scene. Prior to teaming with John Timmons to form The Cormac Group, he headed his own successful consulting and lobbying firm, Pat Williams and Associates. Earlier he gained additional client-focused experience at the firm of Higgins, McGovern & Smith, where he lobbied technology, environment, healthcare and privacy issues before various House and Senate Committees, including Commerce, Judiciary and Appropriations.

    Before joining the firm, Pat served as Vice President of Federal Affairs for . . . Read More »

  • Jonathan B. Slade


    Before joining The Cormac Group, Jonathan Slade served as the Director of the Washington office and as a Senior Vice-President in the MWW Group. During his tenure at MWW, he helped major international companies and non-profit organizations achieve their goals in Washington. Both as a Hill staffer and in the government affairs world, Jonathan has developed a well-known reputation for resolving complex legislative issues and regulatory matters.

    He currently represents major non-profit organizations, higher education institutions and student lenders as well as investment banking firms. Jonathan is particularly known for his expertise in helping both for-profit and non-profit institutions and companies . . . Read More »

  • James E. Link


    Jim Link is a Partner with The Cormac Group, LLP, bringing nearly two decades of lobbying experience as well as eight years of Capitol Hill experience to the firm. He joined The Cormac Group from the American Capitol Group, LLC and prior to that from Fleischman and Walsh, LLP where he served as a partner and government affairs counsel.  While at the American Capitol Group and Fleischman and Walsh, Jim built an impressive lobbying practice comprised primarily of health care, non-profit and corporate clients.  Jim’s diverse client base ranges from medical schools, hospitals, health professions to clients in high-tech and distilled . . . Read More »

  • Colin G. Mueller


    Prior to joining The Cormac Group, Mr. Mueller was a Partner with Cardenas Partners LLC and Director of Government Affairs at Tew Cardenas LLP. During this time he worked on multiple client issues with a focus in Federal Appropriations, Healthcare, Telecommunications, Financial Services/Banking, and Aviation Transportation. Serving in both senior legislative and political positions he has over a decade of experience working for various members on Capitol Hill including: Senators Bill Nelson (D-FL), Patrick Leahy (D-VT), Carl Levin (D-MI), and Mary Landrieu (D-LA).

    Mr. Mueller spent over seven years on the staff of Senator Bill Nelson (D-FL) working first as the . . . Read More »

  • Elizabeth Iadarola


    With fifteen years’ experience in various facets of politics and communications, Elizabeth Iadarola brings a wide range of capabilities to The Cormac Group. Starting her career in Washington, Iadarola served on the staffs of Senator John Ashcroft (R-MO) and the Cato Institute.

    She went on to serve as a lobbyist and Deputy Director of Government Affairs at The MWW Group, a nationwide lobbying and public affairs firm, where she specialized in tax, trade, education and gaming issues, and was Director of Marketing and Communications at The George Washington University where she oversaw media affairs, advertising and political events.

    As Senior Advisor at . . . Read More »

  • Tom Kahn, Senior Advisor

    Tom is a senior advisor at the Cormac Group Tom worked in Congress for 33 years. For twenty of those years, he was staff director and chief counsel of the House Budget Committee. He also held senior posts for two other House Committees. While at the Budget Committee, he played a critical role on the following budget negotiations: Simpson/Bowles, the Biden talks, the Super Committee, the successful Balanced Budget agreement of 1997 and the enactment of the Affordable Care Act.

    Tom Kahn is a Faculty Fellow at the Center for Congressional and Presidential Studies at American University and before that was . . . Read More »

  • José R. Cárdenas, Principal

    Mr. José R. Cárdenas is a Principal with the Cormac Group.  He has thirty years of experience in the Washington political process and inter-American relations.  He has served in senior positions in the U.S. Department of State, the National Security Council, and the U.S. Agency for International Development, where he served as Acting Assistant Administrator for Latin America and the Caribbean and oversaw nearly $1 billion in U.S. development assistance to the region.  He has served as a Senior Advisor to the Secretary General of the Organization of American States and as a Senior Professional Staff Member of U.S. Senate . . . Read More »