Genentech, Inc., A Member of the Roche Group Genentech, Inc., A Member of the Roche Group Search | Advanced Search | New Members | Coupons and Discounts | All Categories   Other >> Pharmaceutical Preparation Manufacturing Genentech, Inc., A Member of the Roche Group 600 Massachusetts Ave NW, Suite 300Washington, DC 20001 (650) 225-1000 | fax: (850) 656-3322 Visit Site