John Protopappas

President & CEO

Mr. Protopappas developed his first live/work project in 1985 and has developed and managed over sixty commercial and residential projects during the past twenty-eight years. These projects, such as the historic Tribune Tower and the Bakery Lofts.

He served on the Port of Oakland’s Board of Commissioners from 2000 to 2007 and as its president from 2004-2005. Mr. Protopappas currently serves on the Board of Directors of Summit Bank, the Oakland Alameda County Coliseum Foundation, the Oakland Police Foundation and UCSF Benioff Children’s Hospital.

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Johnathon Lotter

Managing Partner

As managing partner and founder of Appian Capital, Mr. Lotter is primarily responsible for developing relationships with real estate operators, structuring investments, and overseeing the management of investment strategies.


Mr. Lotter began his career in institutional capital management at Franklin Templeton and Barclays Global Investors (now BlackRock) before founding Appian Capital in January 2000.

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Derek Bentley


Derek is a Partner in the New York office of Greentech. He has several years of experience as both a principal investor and strategic advisor, having executed numerous M&A, corporate finance, and project finance transactions for single assets and asset portfolios.


Derek joined Greentech from Bank of America Merrill Lynch, where he was a Director in the Energy & Power group within Investment Banking. 

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