Key People

Anna Chu
Anna Chu Project Director, RPA
Anna joined Harvest Properties in 2005. She is responsible for asset management, leasing and marketing at various commercial assets in the Silicon Valley market.

Previously, Anna held the positions of General Manager and Regional Operations Manager for Equity Office Properties, where she oversaw a portfolio of nine million square feet of Class A office and R&D real estate in the South Bay Area. Anna also played a key role managing the company's R&D and industrial portfolios in Silicon Valley. She has 10 years of commercial real estate experience including construction management, property operations, and financial analysis.

Anna holds her RPA designation and earned a Bachelor's degree from the University of San Francisco.

Kathryn Collins
Kathryn Collins Project Manager
Kathryn joined the Harvest Properties team in 2008. She is responsible for the acquisition, integration and asset management of new commercial properties.

In her prior experience, Kathryn worked as a financial analyst and associate at Berwind Property Group, Ltd. in Chicago, where she assisted in the acquisition and asset management of the company's eight million square foot Midwest portfolio of office and industrial assets. Kathryn also worked at Real Estate Research Corporation as a research analyst, completing real property valuations, market analyses and feasibility studies.

Kathryn holds a Bachelor's degree from Miami University Ohio and has a Master's Degree in Real Estate and Urban Planning from the University of Illinois at Chicago. She is a member of the Urban Land Institute.

Shane Gilroy
Shane Gilroy Project Manager
Shane joined Harvest Properties in 2012. As a member of Harvest's acquisition team, Shane's primary responsibilites include underwriting potential investments and supporting Harvest's partners during the acquisition and disposition process.

Prior to joining Harvest, Shane spent two years as a portfolio manager for Direxion Shares in New York City. While at Direxion Shares, Shane was accountable for the daily trading and cash management responsibilities of portfolios totaling $600 million of exposure.

Shane holds a Bachelor's degree from Lehigh University where he was captain of the men's golf team.

Joss Hanna
Joss Hanna Partner
Joss has been a valuable member of the Harvest Propersties team since its founding in 2002. He is responsible for sourcing new acquisitions and guiding the performance of over two million square feet of office property in Silicon Valley and the San Francisco Peninsula markets.

Previously, Joss was a project manager for Equity Office Properties, responsible for the management and planned disposition of three million square feet of industrial and R&D properties. He has over 10 years of commercial real estate experience, including sourcing and structuring, managing and leasing, and asset disposition.

Joss holds a Bachelor's degree from the University of Colorado and a Master's degree from California Polytechnic State University.

Sarah Irving
Sarah Irving Partner
Sarah joined the Harvest Properties team in 2004. Sarah oversees the Finance/Accounting team and Harvest's Corporate Operations. In the past, Sarah assisted in the acquisition, integration, and asset management of Harvest's commercial properties portfolio.

Before joining Harvest, Sarah was a property manager for The John Buck Company in Chicago, where she oversaw the opening of UBS Tower – a 1.3 million square foot Class A high-rise office building, and assisted in the management of numerous other CBD assets. Sarah has over 14 years of commercial real estate experience including leasing, construction management, asset management, and financial analysis.

Sarah holds a Bachelor's degree from Allegheny College in Pennsylvania.

Griff King
Griff King Project Director
Griff joined the Harvest Properties team in 2006 and currently assists in the acquisition, integration, and asset management of new commercial properties.

Griff's background includes experience as an investment associate at Stanford Management Company, where he and two directors managed more than $2.5 billion of real estate and natural resource investments for the $12 billion Stanford University endowment. Griff also spent more than three years at Robertson Stephens as a senior associate in investment banking and institutional sales.

Griff holds a Bachelor's degree from Princeton University and an MBA from The Wharton School at the University of Pennsylvania. He is a member of the Urban Land Institute.

Awais Mughal
Awais Mughal Partner
Awais joined Harvest Properties in 2003. He is responsible for sourcing new acquisitions, and guiding the performance of the assets under his direct control and leadership.

Previously, Awais was a senior asset manager for ZKS Real Estate Partners, responsible for the management and planned disposition of 1.3 million square feet of office and R&D properties. Awais also held several positions with Carr America Realty Corporation. Awais has deep experience in commercial real estate sourcing, structuring, managing, leasing and disposal—over 15 years of know-how that makes him an essential component of our success.

Awais holds a Bachelor's degree from Williams College and is a board member of the San Francisco chapter of NAIOP.

Shelly Riggle
Shelly Riggle Controller, CPA
As Controller for Harvest Properties since 2008, Shelly is responsible for all corporate and property accounting functions. She brings over 15 years of accounting and commercial real estate experience to her critical position.

Shelly served as controller for Trizec Properties Inc., a publicly traded Real Estate Investment Trust (REIT), with assets of $5 billion and revenues of $850 million. Her responsibilities included financial reporting and regional consolidation for a portfolio of 39 buildings comprising more than 20 million square feet of office space.

Shelly received a Bachelor's of Business Administration in Accounting from West Texas A&M University.

Denis Rock
Denise Rock Project Manager
Denise joined the Harvest Properties team in 2006. She is currently responsible for the day-to-day operations of 1.4 million square feet of Bay Area Class A office space and R&D properties, and has been actively involved in transitioning several acquisitions and dispositions.

Previously, Denise worked for Equity Office as a Property Manager and Accounting Supervisor. With 10 years of commercial real estate experience and a strong background in finance, throughout her career Denise has successfully implemented best practices for several corporations and Harvest.

Christine Scheerer
Christine Scheerer Project Director
Christine joined the Harvest Properties team in 2007. She is responsible for the financial, operational, and service performance of 1.5 million square feet of office space in the San Francisco Peninsula market.

To that important task, Christine brings prior experience as asset manager of a portfolio of high profile properties at Lowe Enterprises. She also oversaw a three million square foot portfolio at Spieker Properties, where she negotiated lease transactions, managed property operations, and oversaw capital improvement projects.

Christine holds a Bachelor's degree from the University of Colorado at Boulder.

Ana Tsang
Ana Tsang Project Manager
Ana joined the Harvest Properties in 2009. Currently, she is responsible for managing all facets of 1.9 million square feet of commercial and industrial space on the San Francisco Peninsula. She has also played an integral role in the repositioning of multiple properties in Silicon Valley.

Prior to joining Harvest, Ana worked for Hines in Emeryville and Palo Alto, where she assisted in managing 1.2 million square feet of office space.

Ana holds a Bachelor's degree from the University of Arizona.

Blair Volckmann
Blair Volckmann Project Manager
Blair joined Harvest Properties in 2010 and is an integral part of the company's acquisitions team. He is responsible for providing financial analysis and sourcing of new investments. Blair works closely with Harvest's partners in all aspects of operating and expanding the firm's portfolio, including investment selection, financings, and dispositions.

Prior to joining Harvest, Blair spent two and a half years in Eastdil Secured's San Francisco office underwriting more than $4 billion of office, retail, and industrial transactions.

Blair holds a Bachelor's degree from Vanderbilt University. He is a licensed California salesperson and a member of the Urban Land Institute and National Association of Office and Industrial Properties.

Tom Wagner
Tom Wagner Partner
Tom is one of Harvest Properties original founders—with us since the beginning in 2002. He is responsible for sourcing development and acquisition opportunities and, like other Harvest Partners, Tom provides leadership for a vital portion of the assets under our guidance.

Previously, Tom oversaw asset management and the development of three million square feet of San Francisco Bay Area industrial, R&D and office space for Equity Office Properties. With more than 20 years experience, Tom, has worked in retail development, commercial brokerage and corporate real estate management. From the initial sourcing and structuring through the eventual disposal, Tom lends a seasoned point of view.

Tom holds a Bachelor's degree from the University of California, Los Angeles.

Chris Wilhelmy
Chris Wilhelmy Project Manager
Chris joined Harvest Properties in 2012. As a Project Manager, Chris is responsible for coordinating financial and operational due diligence for acquisition and disposition projects.

Chris's primary focus involves the comprehensive analysis and underwriting of new and existing investment properties.

Chris holds a Bachelor's degree from California Polytechnic State University, San Luis Obispo.

John Winther
John Winther Managing Partner
John founded Harvest Properties in 2002. Currently, he provides leadership for all operations and strategic initiatives for Harvest, and actively directs its investment and development decisions.

Before founding Harvest, John was a senior vice president at Spieker Properties, responsible for an eight million square foot portfolio as well regional investment and development activities. John also helped launch the IPO for Spieker Properties. He has nearly 20 years of commercial real estate experience, from sourcing and structuring through managing and leasing to disposal.

John holds a Bachelor's degree with honors from Brown University, and an MBA from the University of California, Berkeley, where he lectures in the graduate business program. He is a member of the Urban Land Institute.

Adrienne Zimmer
Adrienne Zimmer Finance Director, CPA
Since Harvest's founding in 2002, Adrienne has been a vital part of the Harvest Properties team. She oversees the firm's budgeting, financial analysis, and human resource functions.

Previously, Adrienne helped manage Equity Office Properties' five million square feet of commercial property in San Francisco and Marin County.

Adrienne holds a Bachelor's degree in Business Administration from California State University, Hayward and an MBA from St. Mary's College of California.

Gina Zucker
Gina Zucker Project Manager
Gina joined Harvest Properties in 2006 and currently manages the operations and finances of more than half a million square feet within our Peninsula portfolio, including Parkside Towers, a Class A highrise office building. With 10 years of experience in commercial property mamgement, Gina's experience includes property transitions, leasing and construction management, and managing capital improvement projects.

Gina earned a Bachelor's degree in Business Administration with a concentration in Management and Finance from Notre Dame de Namur University.