Cornerstone Research, Inc., a consulting company, provides testimony, and financial and economic analysis services in litigation and regulatory proceedings for the attorneys in the United States. The company identifies and supports expert witnesses; conducts research and analysis; and assists counsel in preparing for the depositions of opposing witnesses, and developing cross-examination questions, as well as offers commercial litigation and regulatory proceedings. It focuses on litigations related to securities, antitrust, intellectual property, energy, accounting, marketing research, and financial institutions, as well as in the areas of pharmaceutical, healthcare, telecommunication, real estate, entertainment, professional services, and technology. The company also provides the estimates of potential damages and other preliminary analyses; and data and analysis on the financial and economic characteristics of federal securities fraud class action litigation. It helps clients in the areas of trials, arbitrations, and regulatory hearings, as well as in pre-trial efforts. The company was incorporated in 1989 and is based in Menlo Park, California.