. . . Sean M. Whyte has joined Gardere Wynne Sewell in Dallas as a partner. Whyte has a multifaceted litigation practice that involves complex commercial litigation, consumer class actions and products liability.

. . . Dillon Ferguson, an oil and gas lawyer, has joined Pillsbury Winthrop Shaw Pittman as a partner in the firm’s litigation practice. Ferguson will divide his time between the Austin and Houston offices.