Meet Our Executive Team

Karney Properties is operated by an experienced team of executives, with extensive expertise in a wide range of real estate development initiatives. Our commitment to excellence is only possible by maintaining the utmost professionalism, which is the foundation for our well-earned reputation within the industry.

ALIZA KARNEY GUREN

ALIZA KARNEY GUREN

Chief Executive Officer

Aliza Karney Guren is the Chief Executive Officer and co-owner of Karney Properties. She assumed her position in 2003 and sets the overall strategy for the company. She is also directly involved in all key areas of the company’s activities, including development, finance, acquisitions and dispositions and asset management. She has spent more than 20 years in the real estate industry, including related experience in law and mediation. Prior to joining the company in 1991, she was a practicing attorney and mediator, and founded and directed an independent nonprofit arts organization. Aliza Guren, a California-licensed general contractor, is an active member of the Urban Land Institute and the National Association for Industrial and Office Parks. She is also a board member of the Center Theatre Group, one of the nation’s largest and most active theater companies. In 2014, she was named one of Bisnow’s top 60 women in Los Angeles commercial real estate. Aliza Guren earned a bachelor’s degree magna cum laude from Harvard University, where she also earned a law degree cum laude from Harvard Law School. She is a member of the State Bar of California.

SUSANNA KARNEY FLASTER

SUSANNA KARNEY FLASTER

Principal

Susanna Karney Flaster is Principal and co-owner of Karney Properties. She joined the company in 1991 and has been actively involved in management oversight, operational strategy and financial planning since 2003.Active in San Diego civic affairs, Susanna Flaster serves on the boards of directors of the Jewish Community Foundation San Diego, San Diego Museum of Art and Planned Parenthood of the Pacific Southwest.Susanna Flaster earned a bachelor’s degree in psychology from Harvard University and a master’s degree in communication disorders from Northwestern University.

MICHAEL DOWNES

MICHAEL DOWNES

Senior Vice President, Asset Management

Michael Downes is a Senior Vice President and Head of Asset Management for Karney Properties and is responsible for overseeing the day-to-day management of the portfolio.
Prior to joining Karney Properties, Michael held Managing Director positions at Arc Capital Partners and the Watt Companies where he was responsible for overseeing asset and property management, leasing, redevelopment and dispositions for a variety of assets classes in the Western U.S. Michael had previously worked at the Canyon-Johnson Urban Funds, a joint venture between Earvin “Magic” Johnson and Canyon Capital Realty Advisors, investing in urban real estate developments nationwide.
Michael began his career as a corps member for Teach for America, where he was an elementary school teacher in Compton, CA and a middle school teacher in Watts in the Los Angeles Unified School District. He continues to be involved in education as a founding board member of Vox Collegiate, a charter school in South Los Angeles that opened in August 2018.

Michael received a MBA from the Harvard Business School and an undergraduate degree from Boston College with a major in Accounting and a minor in Environmental Studies.

ALEX SAN ANDRES

ALEX SAN ANDRES

Senior Vice President of Development

As Senior Vice President of Development, Mr. San Andres has responsibility for all development and redevelopment projects within the portfolio. Mr. San Andres has 20 years of real estate experience as a developer, value-add investor, and financier. Prior to joining Karney, Mr. San Andres was a Managing Director at Opus Financial Partners, leading the Real Estate Investment Banking group. Previously, he was a Vice President with Lowe Enterprises and was responsible for acquisitions, project capitalization in the West Region. Prior to joining Lowe, Alex was a Director with Foulger-Pratt Companies and was responsible new development and value-add investments of multifamily and commercial projects in the Mid-Atlantic. Prior to Foulger-Pratt, Alex worked as an architect for AECOM, responsible for projects in Texas, California, and China.
Alex earned an MBA from University of Virginia’s Darden School of Business, a Masters of Architecture from Southern California Institute of Architecture, and a BA from Oberlin College.

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