Mark Ein


Mark D. Ein is the majority owner and managing member of the Kastle Systems International, acquired through Leland Investment Co, his personal investment holding company.

Mr. Ein is the founder of Venturehouse Group, LLC, a technology holding company that creates, invests in and builds technology and telecommunications companies, and has served as its Chief Executive Officer since 1999. He is also the founder and Chief Executive Officer of Capitol Acquisition Corporation (AMEX: CLA.U), a special purpose acquisition vehicle (SPAC) formed for the purpose of making an acquisition of a growth company, which completed a $250 million initial public offering in November 2007. Earlier in his career, Mr. Ein worked for The Carlyle Group, Brentwood Associates and Goldman Sachs.

A native of the Washington area, he actively supports many community, charitable and cultural organizations. He serves on the Board of Directors of The Foundation for the National Institutes of Health (NIH), The Economic Club of Washington D.C., The Washington Tennis & Education Foundation, The Tennis Center at College Park and The Potomac Officers Club. He also serves on the Executive Committee of the Federal City Council, the Steering Committee for the Business Executives for National Security (BENS) DC, the Advisory Board of the Hoop Dreams Scholarship Fund, the Donor Advisory Group for the FasterCures Philanthropy Advisory Service, the Selection Committee for the George J. Mitchell Scholarship program and the Leadership Committee of Fight for Children. He was previously on the Trustees Council of The National Gallery of Art, The Board of Directors of the SEED Foundation and on the Board of The Wolf Trap Center for the Performing Arts.

In July, 2000, Mr. Ein was named one of Washington Business Forward’s “Forward 40” – a list of the top 40 business people in Washington, D.C./Northern Virginia region – after being named one of its “Next Network” of 40 “rising stars” in October, 1999. He received his BS in Economics with a concentration in finance from The Wharton School of the University of Pennsylvania and his MBA from The Harvard Business School.

He has been recognized as Business Leader of the Year by the DC Chamber of Commerce for 2011.