Arthur William Stein occupies the position of Chief Executive Officer & Director at Digital Realty Trust, Inc. and Chief Executive Officer & Director at Digital Realty Trust LP (a subsidiary of Digital Realty Trust, Inc.).

He is also on the board of Host Hotels & Resorts, Inc. (Maryland), Host Hotels & Resorts, Inc. and The Real Estate Roundtable and Member of Pennsylvania Bar Association and Member of The Florida Bar.

In his past career he held the position of Vice President of Westinghouse Financial Services, Inc., Operating Partner at Meriturn Partners LLC, Head-Media & Communications Finance at The PNC Financial Services Group, Inc., President, COO, CFO, Secretary & Executive VP at TriNet Corporate Realty Trust, Inc., Banking Director & Assistant Treasurer at Westinghouse Electric Corp. (Pennsylvania), Treasurer of Duquesne Light Co. and Treasurer & Executive Director at National Association of Real Estate Investment Trusts, Inc.

Mr. Stein received an undergraduate degree from Princeton University, a graduate degree from the University of Pittsburgh, a graduate degree from Tepper School of Business and a graduate degree from Carnegie Mellon University.