Palo Alto, Calif.’s Wilson Sonsini Goodrich & Rosati is representing Seagate Technology Inc. in a complex $20 billion transaction in which an investor group led by Silver Lake Partners and Texas Pacific Group is taking the company private. New York’s Simpson Thacher & Bartlett is representing Silver Lake, and New York’s Cleary, Gottlieb, Steen & Hamilton is repping Texas Pacific. Veritas Software Corp., which will be acquiring the nonoperating assets of Seagate, including a one-third stake in Veritas, has retained New York’s Willkie Farr & Gallagher.

The attorneys at Wilson Sonsini representing Scotts Valley, Calif.-based Seagate are led by partners Michael J. Kennedy, Larry W. Sonsini, Ron Roth and John Aguirre; and associates Michael Ringler and Shelly Dolev. William L. Hudson, senior vice president, general counsel and corporate secretary, leads Seagate in-house.