Kilroy Realty Corporation (NYSE: KRC) announced today that for the third time it has been named the North American leader in sustainability by GRESB. GRESB is widely recognized as the most rigorous standard for measuring the sustainability performance of real estate companies and funds, and GRESB participation has become standard practice for most of the world’s fund managers and listed property companies. GRESB ranked KRC first among 178 North American participants across all asset types and 7th worldwide out of 759 total participants.

“We are deeply honored to be recognized as the leading North American company on sustainability for the third year in a row. For many years we have demonstrated that a true commitment to sustainability benefits our employees, tenants and investors. Our dedication to environmental operations and development is stronger than ever,” said John Kilroy, KRC’s Chairman, President and Chief Executive Officer.

GRESB also again gave KRC its Regional Sector Leader designation for ranking first among all North American office participants. KRC also earned this designation in 2014 and 2015.

“Pushing the envelope on sustainability is standard business practice for everyone at KRC. We know that we share this recognition with our tenants and investors, without which we would not have achieved this for three straight years,” says Sara Neff, Senior Vice President of Sustainability at KRC.

GRESB uses environmental, social and governance performance indicators to assess the sustainability performance of real estate companies. 58 institutional investors, representing US $7.6 trillion of capital, use the GRESB results throughout the investment management and engagement process to optimize the risk/return profile of their real estate investments.

About GRESB. GRESB is an industry-driven organization committed to assessing the sustainability performance of real estate portfolios (public, private and direct) around the globe. The dynamic benchmark is used by institutional investors to engage with their investments with the aim to improve the sustainability performance of their investment portfolio, and the global property sector at large.

The 2016 GRESB Report is based on sustainability data gathered from 759 property companies and funds.

About Kilroy Realty Corporation. With almost 70 years’ experience owning, developing, acquiring and managing real estate assets in West Coast real estate markets, Kilroy Realty Corporation (KRC), a publicly traded real estate investment trust and member of the S&P MidCap 400 Index, is one of the region’s premier landlords. The company provides physical work environments that foster creativity and productivity and serves a broad roster of dynamic, innovation-driven tenants, including technology, entertainment, digital media and health care companies.

At June 30, 2016, the company’s stabilized portfolio totaled 13.7 million square feet of office properties, all located in the coastal regions of greater Seattle, the San Francisco Bay Area, Los Angeles, Orange County and San Diego. The company is recognized by GRESB as the North American leader in sustainability and was ranked first among 155 North American participants across all asset types. At the end of the second quarter, the company’s properties were 47% LEED certified and 71% of eligible properties were ENERGY STAR certified. In addition, KRC had one office project totaling approximately 700,000 square feet under construction, two office projects in lease-up totaling approximately 430,000 square feet and a 200-unit residential tower in lease-up. More information is available at http://www.kilroyrealty.com.