David H. Langstaff is a Special Advisor for General Atlantic, a global growth equity firm. In this role, Mr. Langstaff supports GA's active value-added approach to partnering with growth companies by providing strategic counsel to GA and its portfolio companies in the Business Services and Technology sector with a particular focus on government services.

Mr. Langstaff previously served as President, CEO and Director of Veridian Corporation, which specialized in mission-critical national security programs primarily for the intelligence community, military and other U.S. Government agencies involved in law enforcement and homeland security. In addition, Mr. Langstaff served as Executive Vice President and Chief Operating/Financial Officer of Space Industries International, Inc., which in 1993 merged with Calspan SRL Corporation.

Mr. Langstaff serves on the Board of Directors of SRA International (NYSE: SRX), where he Chairs the Compensation and Personnel Committee, and is a Trustee of The Committee for Economic Development.  He also serves as a moderator of executive leadership seminars with The Aspen Institute, and chairs the Advisory Board of the Business and Society Program of The Aspen Institute, a policy program focusing on business education, ethics and values, and the challenge of confronting the behaviors and practices that contribute to excessive corporate and investor emphasis on short term performance.

Mr. Langstaff received a Bachelor of Arts degree, cum laude, from Harvard College in 1977, and earned a Master of Business Administration degree from the Harvard Graduate School of Business Administration in 1981.