Wilson Sonsini Goodrich & Rosati is a legal advisory firm that serves clients in the technology, retail and finance sectors. The firm manages offices in San Diego, San Francisco and Seattle, as well as Shanghai in China. It handles issues related to securities and corporate law and governance. Wilson Sonsini Goodrich & Rosati also advises more than 150 venture capital and private equity firms. It practices in the areas of antitrust, employee benefits, and consumer and business litigation. In addition, the firm handles cases related to intellectual property, tax and wealth management. Its clients include Avaya, SanDisk Corporation and Go Daddy. Wilson Sonsini Goodrich & Rosati offers counseling services to create and commercialize clean technologies.