Steven P. Otillar | White & Case LLP International Law Firm, Global Law Practice

Steven P. Otillar

Partner, Houston

T +1 713 496 9717

E [email protected]

“brings a good level of knowledge” to transactions in the energy space...appreciated by his clients for delivering “very fast responses” while peers acknowledge him as “smart and good to work with.”

Chambers Global 2018


Acclaimed by respected professional directories as a leading figure in the energy field, Steven is a valued counsel to clients seeking to develop, finance, and execute acquisitions and divestitures of US domestic and emerging markets oil & gas transactions, both onshore and offshore.

Steven's reputation is based on a track record of more than 20 years, handling high-profile projects and transactions in territories across much of the globe under both Texas and English law. In the United States, his work includes asset-based acquisitions, divestures and joint ventures for private equity-backed and publicly traded E&P companies and oil field services companies. Internationally, he has helped IOCs and NOCs develop upstream, midstream and downstream projects in Africa, Asia and Latin America.

Prior to joining the firm, Steven was a partner at another Houston based law firm, and is currently the President of the Association of International Petroleum Negotiators and on the Executive Committee for the Institute for Energy Law (IEL) in the Center for American and International Law.

Bars and Courts

  • Texas State Bar
  • Solicitor of England and Wales


  • Juris Doctor, University of Houston, Law Center
  • Bachelor of Arts, Southwestern University


  • English
  • Spanish


Representation of E&P companies with acquisitions and divestitures across the United States valued in excess of $3 billion.*

Representation of a client regarding unitization matters in Mexico.*

Representation of several clients negotiating joint operating agreements with Petroleos Mexicanos, including a super major as well as a smaller independent.*

Representation of an independent oil and gas company with establishing a branch in Argentina and acquiring an unconventional exploration and production block in the Vaca Muerta.*

Representation of a major OFS company with the negotiation and structuring of a multi-billion dollar investment with PetroAmazonas in Ecuador.*

Representation of a downstream energy company with respect to the development and finance of a brownfield refinery in the Carribiean.*

Representation of the financial restructuring team regarding the restructuring of a major offshore drilling company, including the subsequent liquidation of dozens of drilling rigs and lift boats around the world.*

Representation of a Mexican governmental agency regarding the implementation of energy reforms for the country’s first international oil and gas licensing round.*

Representation of a publically traded company with the development of multiple onshore unconventional gas production sharing contracts in China.*

Representation of a large publically traded oilfield services company with alternative vendor participation programs in multiple jurisdictions to acquire equity and participating interest shares of oil and gas exploration projects in Malaysia, including offshore and onshore distribution infrastructure.*

* Matters prior to joining White & Case