Robert F. Barron, Jr.

President & Chief Executive Officer

​Mr. Barron has developed and sold $275 million of government and general construction projects for NGP Fund III and Beaumont Partners, both private equity groups.  Prior to this, he developed over 120 commercial projects valued at $6 billion in his role as President and Chief Executive Officer of Enterprise Real Estate Services, Inc. and as President and Chief Operating Officer of The Enterprise Development Company.  With Enterprise, Mr. Barron had overall responsibility for development, consulting services and new business efforts in the United States and overseas. Before that, he was Assistant Corporate Controller for The Rouse Company, where he worked with corporate, commercial, development, and operating property and mortgage banking divisions.  He also worked for the international accounting firm of Coopers & Lybrand.

Shale D. Stiller, Esq.

Board Member

Mr. Stiller is experienced in a broad range of business, tax and estate planning matters, and has also been chief counsel in major constitutional and commercial litigation.  Mr. Stiller is general counsel to one of the 15 largest private foundations in the country.  He has been an adjunct professor at the University of Maryland School of Law for 47 years, having taught taxation, commercial law, constitutional law and federal jurisdiction.  He has been an active member of the American Law Institute for over 38 years and is a fellow of the American College of Tax Counsel and the American College of Trust and Estate Counsel.  For the last 25 years, he has also been a trustee of the Johns Hopkins University and is also an active member of the board of trustees of The Johns Hopkins Hospital.  Mr. Stiller received his undergraduate degree from Hamilton College, L.L.B. from Yale University and M.L.A. from Johns Hopkins University. 

Raymond "Chip" Mason

Board Member

Raymond "Chip" Mason was the founder, Chairman and CEO of Baltimore-based investment firm Legg Mason.  Mr. Mason grew the company over a thirty-three year period between 1974 until his retirement in 2007.  The Mason School of Business at the College of William & Mary in Virginia was named for Mr. Mason, an alumnus of the institution.  Mr. Mason has chaired the Securities Industry Association, the Board of Governors at the National Association of Securities Dealers, the United Way of Central Maryland Campaign, the Maryland Business Roundtable for Education and the Greater Baltimore Committee, and was a past board member of the Baltimore Museum of Art, the National Aquarium, and Johns Hopkins University.

James O. Erwin

Vice President, Acquisitions

Mr. Erwin has over 18 years of commercial real estate experience evaluating acquisitions and dispositions.  Prior to joining GLP Development Company, Mr. Erwin was a Senior Vice President at Eastdil Secured.  While at Eastdil Secured, he was involved in the closing of over 40 commercial real estate transactions ranging in value from $13 million to $250 million.  Prior to Eastdil Secured, Mr. Erwin worked for Wells Fargo Bank, underwriting loans for the CMBS program.  Mr. Erwin is a former commissioned officer of the U.S. Navy, and holds a BA from the University of Virginia and a MS in Real Estate from Johns Hopkins University.   

Robert M. Ercole, Esq.

Board Member

Mr. Ercole is a principal at the firm Neuberger, Quinn, Gielen, Rubin, Gibber (NQGRG).  The firm has extensive experience in public/private partnerships, tax credit syndications, sale leasebacks, and sophisticated financing arrangements.  Mr. Ercole's practice is focused primarily on individual and business tax and corporate planning, real estate joint ventures, financing, and mergers and acquisitions.  In addition to holding a Juris Doctorate degree from the University of Maryland, Mr. Ercole is a Certified Public Accountant (CPA) and graduate of the University of Pennsylvania Wharton Business School.

Wayne Rogers

Board Member

Wayne Rogers is the founder and Chairman of Synergics Group of companies involved in energy, infrastructure, and entertainment.  For over 35 years, Synergics Energy has been involved in renewable energy, completing projects in 10 states and 13 foreign countries.  The Northeast Maglev is developing the world's fastest train taking you at 311 mph from DC to Baltimore in 15 minutes and Baltimore to NY in 45 minutes.  Synergics Films is involved in the production of major motion pictures.  Mr. Rogers is a graduate of the US Naval Academy, Georgetown University Law School, and is the former Chair of the Maryland Democratic Party.

Erwin L. Greenberg


Mr. Greenberg is the Chairman and founding partner of GLP.  He is also the Chairman Emeritus of Greenberg Gibbons Commercial Corporation, developer of retail shopping centers in the Mid-Atlantic region and nationally.  Since 1968, Greenberg Gibbons Commercial Corporation has been developing, leasing, managing, and investing in commercial real estate with a strong emphasis on community and neighborhood shopping centers. Notable projects include the development of Annapolis Town Center, and the redevelopment of the Hunt Valley Mall, located in MD.  Mr. Greenberg has served on several nonprofit boards and institutions in the Baltimore, MD area.  

Officers and Advisory Board