BRIAN ANTWEIL has joined Akin Gump Strauss Hauer & Feld as a litigation and alternative dispute resolutions partner in the Houston office. Antweil was previously a partner at Haynes and Boone, where he headed the firm’s business litigation South practice group.

Greenberg Traurig welcomes DARRELL WINDHAM as co-managing shareholder of its Austin office and chair of its Texas corporate and securities practice. Windham, whose past representations include Tony Lama Boot Company and Encore Medical Corporation, advises companies on mergers and acquisitions, financing transactions, and public and private securities offerings.