Michael Mazzone

A team of Haynes and Boone, LLP lawyers successfully persuaded the U.S. Fifth Circuit Court of Appeals to affirm a summary judgment in favor of client Hess Corp.

Eight Haynes and Boone, LLP lawyers, led by Austin Senior Counsel Jeff Civins, helped prepare the recently released 2019-2020 edition of Thomson Reuters’s Texas Environmental Law treatise, Vo...

Haynes and Boone, LLP today released its Fall 2019 Energy Roundup, a comprehensive report on the state of the energy industry.

Fifty Haynes and Boone, LLP lawyers, spanning multiple practice areas and offices, have been recognized in the 2019 edition of Texas Super Lawyers, published by Thomson Reuters.

Haynes and Boone, LLP Partner Michael Mazzone and Associates Mike Stewart and Amy Rose authored a chapter in the 2019 edition of the Rocky Mountain Mineral Law Foundation (RMMLF) Jou...

More than 100 Haynes and Boone, LLP lawyers from across the firm have been selected for inclusion in the 2020 edition of The Best Lawyers in America directory published by Woodward/White, In...

Haynes and Boone, LLP has earned its first Legal 500 U.S. ranking in the Industry Focus category for Energy Litigation: Oil and Gas.

Haynes and Boone, LLP Partner Michael J. Mazzone has authored a chapter titled “Construction Litigation” in the recently published 2019 edition of Texas Business Litigation.

More than 50 Haynes and Boone, LLP lawyers spanning 18 practice areas are featured in the 2019 edition of the Chambers USA legal directory published by Chambers & Partners.

More than 50 Haynes and Boone, LLP lawyers and 18 practice areas will be included in the 2019 edition of the Chambers USA Legal Directory when it publishes in May.