Jay M. Tannon

Jay M. Tannon

Of Counsel

Jay Tannon concentrates his practice on international and domestic business acquisitions, infrastructure projects and other strategic transactions.

Jay has been lead counsel to US, Canadian, Asian and European private investment funds, as well as to public and private companies, on numerous acquisitions, joint ventures, company and project investments, capital formation and other commercial matters.

Jay co-founded American Infrastructure Holdings. AIH focuses on water and other infrastructure project development. He also co-founded Novus Energy Partners, a transatlantic energy technology fund. Jay has held executive committee and numerous other leadership roles in international law firms, and he has been recognized by Best Lawyers in America for 25 consecutive years.

Jay's legal practice has focused primarily in the energy, transportation and communications sectors. Illustratively, he has served as counsel for investments in or sales of toll roads, ports, airline and air cargo operations, rail systems, barge systems, renewable energy and conventional power projects, as well as media and telecom assets. That said, he has helped companies and investment funds acquire and /or sell fintech, cleantech, information and other technology companies, defense businesses and other government contractors, wineries, golf courses and racetracks, as well as a wide range of service and manufacturing businesses.

Bar admissionsDistrict of Columbia


Jay has had the privilege of assisting such investment firms as Onex, Oncap, Teachers Private Capital, Instar Invest, Arcapita, Imperial Capital, EdgeStone, Highbridge, Richardson Capital, Rutland Partners, China Vision, Capricorn Investment Group, AMP Capital, Novus Energy Partners, Tsang's Group and Altas Partners; and he has provided counsel to such prominent companies as UPS, Pacific Links, Vincor, American Commercial Lines, Isolux, Nielsen, AIG, Cox Communications, Cogeco, D+H Financial, PRT Growing Services, AMC Networks and Moody's Analytics, among many others. Jay maintains effective working relationships with leading international investment and commercial banks, as well as with international investment and trade promotion agencies. He has developed strong working relationships with a range of advisory groups and political leaders in Washington.

  • J.D., University of Virginia School of Law
  • B.A., University of North Carolina

    summa cum laude


Jay has for more than 25 years been awarded an AV rating, the highest available, by Martindale-Hubbell; has been consistently included in The Best Lawyers in America; and recognized in Chambers USA: America's Leading Lawyers for Business and in Lawyers of Distinction. Since 2009, he has been named among the "Best Lawyers in Washington" and he has been recognized in Legal 500 for his private equity work.



Jay often addresses legal and business audiences on a range of topics, including infrastructure, private equity and international business acquisitions. Illustrative recent speaking engagements by Jay include addressing the Harvard Sustainability Leadership Program, a Washington conference on infrastructure, a Milken Institute Roundtable on resilient infrastructure, a Stockholm conference on clean technology, a Washington conference on US-India renewable energy, a Beijing business conference on making North American investments, a New York conference on investing in China, as well as contrasting US and Canadian business acquisitions for a legal and business audience in Montreal. Jay has published numerous professional articles in bar association, M&A and industry journals; and he has authored opinion pieces for Bloomberg, Politico, The Hill, Business Insider, and Infrastructure Investor.

Prior Experience

Jay has served as co-chair of DLA Piper's Private Equity practice. Before joining DLA Piper, Jay co-chaired the private equity and China practices of a major international law firm. Prior to that, he served on the executive committee and led the international transactions practice of a 500-attorney law firm in the central United States. He helped oversee strategic planning, client relations and ancillary business for that firm.

Other Accomplishments

In addition to his undergraduate and law degrees, Jay has participated in academic programs at Harvard University, Georgetown University, the University of Toronto and the London School of Economics.

Memberships And Affiliations

  • World Leadership Alliance, Club de Madrid – Special Counsel (2019 - Present)
  • Canadian American Business Council - Founding Member and Co-Chair, Entrepreneurs Circle (2019 - Present)
  • Cleantech Leaders Roundtable – Member (2021- Present)
  • Atria Development – Advisory Board Member (2023 - )
  • Ceylon Graphite – Advisory Board Member (2023 - )
  • Pixstory – Advisory Board Member (2022 - Present)
  • Health Growth Capital - Senior Advisor (2019 - 2020)
  • Norwegian Crystals AS - Senior Advisor (2017 - 2019)
  • WTG India Advisory Board (2017 - 2019)
  • InTrust Global Advisory Board (2015 - 2018)
  • Alliance for US-India Business Advisory Board (2014 - 2017)
  • University of North Carolina- Chancellor's Global Leadership Council (2016 - 2019)
  • University of North Carolina Global Education Center Advisory Board (2004 - 2014)
  • Clean Tech Open Global Forum Advisory Board (2011 - 2013)
  • Services Advisory Committee for the US Trade Representative (2002 - 2006)
  • Venture South Initiative of the Southern Growth Policies Board (2004 - 2006)
  • Northern Virginia Technology Council, Private Equity Committee (2004 - 2005)
  • Coalition of Service Industries, Professional Services Committee (2004 - 2005)
  • ABA Committee on Negotiated Acquisitions; Model Stock Purchase Agreement and International Transactions Task Forces
  • Evermore Investments LLC (Organizer and former Executive Committee Member)
  • International Business Exchange Council (former Steering Committee Member)
  • Kentucky World Trade Center (former Chairman, three terms)
  • US Department of Commerce District Export Council for Kentucky (former Chairman)
  • American and District of Columbia Bar Associations
Civic and Charitable

Among civic initiatives, Jay serves as pro bono counsel to the World Leadership Alliance/ Club de Madrid, and he is active with the Canadian American Business Council and the Cleantech Leaders Roundtable.  Among past civic endeavors, Jay has served on the USTR/ US Department of Commerce International Advisory Committee for Services and helped the China Council for Promotion of International Trade (CCPIT) and the CPR Institute of Dispute Resolution create the US-China Business Mediation Center operating in Beijing and New York.



+1 202 799 4204
(Work, Washington, DC)