News & Achievements

Diamondback Energy, Inc. and Endeavor Energy Resources, L.P. to Merge to Create a Premier Permian Independent Oil and Gas Company

Deals & Cases

Vinson & Elkins advised Endeavor Energy Resources, L.P. (“Endeavor”) in its entry into a definitive merger agreement with Diamondback Energy, Inc. in a transaction valued at approximately $26 billion, inclusive of Endeavor’s net debt.

The Vinson & Elkins team was led by partners Doug McWilliams, Bryan Loocke and Jackson O’Maley, with assistance from senior associate Michael Zarcaro and associates Matt Fiorillo, Josh Rutenberg and Ronnie Braxton. Other key team members were senior associates Alex Lewis and Jordan Fossee; counsel Megan Menniti and associates Sebastian Devora and Vestita Zumot; partners David D’Alessandro and Patricia Adams, counsel Regina Ibarra, senior associate Mary Daniel Morgan and associate Cassandra Zarate; counsel Alex Bluebond and associate Ashley Plunk; partner Matt Dobbins and associate Kelly Rondinelli; and partner Damien Lyster and associate Reagan Lutter.

About Vinson & Elkins
For more than a century, Vinson & Elkins has provided outstanding client service across important industries that drive the global economy. Built on a strong culture of collaboration across 14 offices worldwide, V&E lawyers are committed to excellence, offering clients decades of legal experience in handling transactions, investments, projects and disputes across the globe. Learn more by visiting www.velaw.com or connect with us on LinkedIn.

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Events

Peter Bergan to Moderate Panel at TMT Finance USA 2026

Partner Peter Bergan will moderate a panel at TMT Finance USA 2026 on October 6 titled “How is Datacenter Powered …

October 6, 2026

October 6, 2026 • 1-minute read

CLE Events

Texas Reincorporation 101: Recent Developments and Key Considerations for Boards

Join Vinson & Elkins and FTI Consulting for a webinar on the growing trend of companies reincorporating to Texas.

October 1, 2026

October 1, 2026 • 1-minute read

CLE Events

Financing and Bankability of Data Center Projects

This program will examine the key legal and commercial considerations for financing data center projects, with a focus on what makes these projects bankable for lenders and investors.

September 29, 2026

September 29, 2026 • 1-minute read

Events

Paige Anderson to Speak on BARBRI Webinar

Partner Paige Anderson will speak on BARBRI’s live video CLE program, “Mastering Public and Private REITs: Key Tax, Structuring, Financing, …

September 22, 2026

September 22, 2026 • 1-minute read

Events

Paige Anderson and Vinay Prabhakar to Present on REIT Tax and Data Centers in Upcoming myLawCLE Webinar

Partners Paige Anderson and Vinay Prabhakar will present on myLawCLE’s live CLE program, “REIT Tax in the Data Center Era: …

September 18, 2026

September 18, 2026 • 1-minute read

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