Advisory Team


Michael E. Rubin
Posternak Blankstein & Lund
617.722.4911 fax

Practice Focus
Business Counseling
Business Planning & Formation
Banking & Commercial Finance
Real Estate

Michael is a Partner in the firm’s Corporate and Real Estate practice groups. His business practice includes advising investors and business owners in all relevant areas including but not limited to mergers, acquisitions, sales and transfers of businesses of all types with an emphasis on closely and family held businesses. He has worked with all types of entrepreneurs from car dealerships to restaurant owners. His real estate experience includes 1031 tax free exchanges, development, and financing of projects from multi-family residential to shopping centers. He has worked with many financial organizations helping clients navigate loans from construction to permanent financing and refinancing.

Michael’s clients range from international corporations and national developers to local business owners, entrepreneurs and real estate investors.

Michael joined Posternak following more than 30 years with Rubin, Weisman, Colasanti, Kajko & Stein, LLP, where he was one of the founding members.

Representative Transactions

  • Sale of Foreign Motors West to the Herb Chambers Companies.
  • Development of Capital Commons office tower.
  • Purchase of Northgate Shopping Center, Portland, ME.
  • Refinance of Burlington Shopping Center.
  • Act as Outside Counsel to Busa Bros. Liquor, Sentinel Benefits, Charles George Trucking, Crystal Motor Express, Inc., among others.


  • Boston College, BS, 1972
  • Suffolk University Law School, JD, 1975


  • Massachusetts Association of Bank Counsel, Past President
  • Centrix Bank & Trust Company, Board of Directors
  • Project Youth, Board of Directors
  • Lexington Montessori School, Past Trustee
  • Lexington Babe Ruth, Board of Trustees, Past member


  • Past speaker, Massachusetts Bar Association Continuing Legal Education

Outside Posternak

  • Alcoholic Beverage Control Commission for the City of Somerville, Past Chairman

David Gaw

David Gaw
Independent Director/Chairman of the Audit Committee at Plymouth Opportunity REIT, Inc.
Tel: 617.899.3007

David G. Gaw is a Boston based commercial real estate executive . Mr. Gaw’s experience includes his role as the Chief Financial Officer for Heritage Property Investment Trust of Boston Ma. Mr. Gaw was responsible for directing Heritage’s initial public offering and served as the Trust’s primary interface to the investment community. He developed and implemented short and long term financial strategies for the company, oversaw capital markets, financial reporting, analysis, budgeting, tax, information systems and internal audit. Mr. Gaw also served as CFO for Boston Properties between 1982 and 2000. While at Boston Properties, Mr. Gaw oversaw the company’s initial public offering, the largest real estate IPO that had been completed at that time. Mr. Gaw currently serves as an independent director of the Plymouth Opportunity Reit of Boston Ma. Mr. Gaw holds an M.B.A. and a B.S. from Suffolk University.


Independent Director/Chairman of the Audit Committee
Plymouth Opportunity REIT,Inc.
October 2011 – Present
Boston Massachusetts

Chief Financial Officer
Pyramid Hotels & Resorts, Inc.
January 2010 – November 2011

Berkshire Development LLC
June 2007 – September 2008

Chief Financial Officer
Heritage Property Investment Trust
2001 – 2007

Chief Financial Officer
Boston Properties
1982 – 2000

Education & Credentials

Suffolk University – Sawyer School of Management
1981 – 1983

Suffolk University
BSBA, Accounting
1969 – 1973