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Vinson & Elkins LLP

1001 FANNIN STREET, SUITE 2500, HOUSTON, TX 77002-6760, USA
Work +1 713 758 2222
Fax +1 713 758 2346
Austin, Beijing, Dallas, Dubai, Hong Kong, Houston and 10 more

Douglas McWilliams

Work +1 713 758 3613
Vinson & Elkins LLP

Work Department

Capital Markets


Doug McWilliams is a member of the firm’s Capital Markets and Mergers and Acquisitions/Private Equity practice groups. Doug has an extensive corporate and securities law practice emphasizing transactional and governance matters. His corporate finance practice includes representing public and private companies, investment banks and private equity funds in initial public offerings and other public and private equity and debt offerings. He also advises companies, private equity funds and financial advisers concerning merger and acquisition transactions.

In addition, Doug regularly counsels public clients regarding compliance with periodic reporting, proxy solicitation, corporate governance matters and other requirements of the federal securities laws, the New York Stock Exchange, the NASDAQ Stock Market and other exchange rules. Doug has particular experience with clients engaged in the energy industry, including oil and gas exploration and production, midstream, oilfield service, oilfield equipment manufacturing and supply and seismic companies. Doug also regularly advises clients in connection with the formation of master limited partnerships and royalty trusts.


Doug graduated from The University of Texas, B.B.A. with Highest Honors in 1992, and Harvard, J.D. magna cum laude in 1995 (Fraternity: Phi Kappa Phi). Admitted to Texas Bar in 1995.

United States: Finance

Capital markets: debt

Within: Capital markets: debt

Vinson & Elkins LLP, well known for its ‚Äėspecialized offering in the energy space‚Äô, packs a punch on the issuer side, where it is a popular choice for oil and gas companies looking to access the debt markets. Other key industry sectors include power, transport and financial services. Matthew Strock¬†and David Oelman¬†co-lead a team that also includes chairman Mark Kelly, Douglas McWilliams¬†and Richmond-based Daniel LeBey. Highlights included advising Occidental Petroleum on its $1bn offering of senior notes, and also advising Citigroup as lead¬†underwriter to Enterprise Products Partners LP on its $3bn notes offering. Other representative clients include Southwest Airlines, TPG RE Finance Trust and Western Gas Partners. All named lawyers are based in Houston, unless otherwise stated.

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United States: Tax

US taxes: non-contentious

Within: US taxes: non-contentious

Key areas of activity for Vinson & Elkins LLP include formation and operation of MLPs, capital markets deals, and the structuring and taxation of private equity transactions - particularly those in the energy space. Recently, the team advised Canadian publicly listed company MacDonald, Dettwiler and Associates on its $3.6bn acquisition of DigitalGlobe; it also advised Talos Energy on the tax aspects of its combination with Stone Energy Corporation in an all-stock transaction. Wendy Salinas, David Peck and Todd Way in Dallas, and Douglas McWilliams and Steve Gill in Houston are among the key partners. Enbridge, Devon Energy and Andeavor Logistics are among the team's clients.

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