Prior to founding G&M Realty Ventures, LLC, Mr. Mancini held senior positions with large real estate development companies including Campeau Corporation California, Perini Land and Development Company, and Bramalea Pacific. The scope of his assignments with these companies included the development of two successful mixed-use projects: Rincon Center, San Francisco; and City Center, Oakland; and Executive Park, San Francisco, an office developmentSAMTRANS, Golden Gate University

Mr. Mancini formed his own firm in 1990, and created a multi-disciplinary advisory services practice, which leveraged his development expertise in managing virtually every real estate consulting discipline that could be employed to solve complicated real estate issues.

Mr. Mancini was one of the three major authors of the Presidio of San Francisco Implementation Strategy. He and a team of professionals were then hired to implement the Plan by the National Park Service. Mr. Mancini has also been an Advisor to the San Francisco Giants, BART,and numerous other clients.

During this period of providing Advisory Services, Mr. Mancini was also active in the acquisition and development of commercial property.

Mr. Mancini is a Wharton School MBA graduate with an undergraduate BA from Lawrence University. He also served as a Marine Corps infantry officer in both infantry andlong range patrol units.