Center for Real Estate Entrepreneurship Leadership and Advisory Board

Meet the Leadership Team

Providing the highest level of guidance and support for the Center's mission, our Advisory Board is composed of principals and senior executives from leading real estate firms and organization in the Washington, D.C., area. 

Center Leadership

Board Chairperson

Board Members

  • Colin Hart

    Managing Partner, Freedom Development

    Colin Hart is the co-founder and Managing Partner of Freedom Development, a commercial real estate investment company. Established in 2010, the Company provides equity capital to acquire and re-develop multi-family and mixed-use properties in and around the Washington, D.C. metropolitan area.
  • George Mason University Costello College of Business Faculty Mark S. Hassinger

    President, Hassinger Real Estate Development Services

    Additional Roles:
    Adjunct Faculty, Real Estate Development

    Mark S. Hassinger is an adjunct faculty member within the Masters in Real Estate Development program in the Costello College of Business at George Mason University.
  • Costello College of Business Community Partner | W. Craig Havenner

    President, Commonwealth Development Solutions

    Partner, The Christopher Companies

    Craig Havenner is the President at Commonwealth Development, Solutions, LLC. (He retired from the Christopher Companies earlier this year and joined Commonwealth Development Solutions immediately after, as a self-employed president.)
  • School of Business Community Partner | Greg Hoffman

    Vice President, Rooney Properties 

    Greg Hoffman is the Vice President of development firm Rooney Properties based in Arlington, VA.
  • Randy Kotler

    CFO, Stanley Martin Homes

    Randy Kotler serves as the Chief Financial Officer at Stanley Martin Homes, one of the largest homebuilders in the United States, based in Reston, Virginia.
  • School of Business Community Partner | Roger S. Lin

    Principal, Eyremount Investment Group

    President, Green Valley Custom Builders

    Roger Lin is the President at Green Valley Custom Builders and Managing Partner of Eyremount Investment Group, LLC, two small-scale real estate development firms in Northern Virginia he founded with his family. Since 2007 he has been investing in income producing properties and developable land in the Washington D.C. area.
  • Costello College of Business Community Partner | Martha D. Marks

    President, NAIOP Northern Virginia

    EVP, Virginia Association for Commercial Real Estate (VACRE)

    Martha Marks is the President of NAIOP Northern Virginia, the Commercial Real Estate Development Association and the Executive Vice President at Virginia Association for Commercial Real Estate (VACRE).
  • George Mason University Costello College of Business Partner Tassos McCarthy

    Director of Construction Management, Linden Property Group

    Tassos “Tass” McCarthy is the Director of Construction Management for Linden Property Group based in Arlington, Virginia.
  • Ulises Montes De Oca

    Vice President, Lessard Design

    With over 25 years of experience in architecture, Ulises has been a strategic partner to the real estate development industry at local, national, and international levels.
  • Amber Moore

    Property Manager, Jones Lang LaSalle

    Amber Moore is a commercial Property Manager at Jones Lang LaSalle, focused on overseeing the management and operations of office and retail assets in the DC market.