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

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 11 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 or connect with us on LinkedIn.

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