Efficiency Pays.

Always Has. Always Will.

Our Business Case Approach

Sustainable and efficient operations are a competitive advantage. Corporate Sustainability Strategies works with clients to strategically leverage the value of sustainability. By designing and implementing cost effective sustainability strategies, we help you drive enhanced financial returns.

"

lower costs



high performance operations



increase profits



gain competitive advantage

We’ve helped our clients save over $30M

for portfolios over 500M SF and over $100B AuM

Our Focus

National multi-sector real estate leaders use CSS to deliver expert sustainability strategy development and execution plans that enable improved financial and environmental performance.

U

Recognition & Reporting

News & Events

EPA Honors 2019 ENERGY STAR® Award Winners

HUNTINGTON BEACH, Calif., (April 12, 2019) – The U.S. Environmental Protection Agency (EPA) and the U.S. Department of Energy (DOE) honored ENERGY STAR partners for their outstanding contributions to public health and the environment on April 11, 2019. Awardees are...

Corporate Sustainability Strategies Appointed Green Lease Leaders Supporting Partner

Corporate Sustainability Strategies Appointed Green Lease Leaders Supporting Partner by U.S. Department of Energy Better Building Alliance and Institute for Market Transformation HUNTINGTON BEACH, Calif., (Feb. 11, 2019) – Corporate Sustainability Strategies (CSS), a...

Elevating Sustainability to the Next Level: BOMA’s Water and Waste Challenge

Corporate Sustainability Strategies is pleased to announce Brenna Walraven selected to participate as an industry leader for BOMA's Water and Waste Challenge (W2): Elevating Sustainability to the Next Level discussion at the 2019 Building Owners and Managers...

Speaking Events

Elevating Sustainability to the Next Level: BOMA’s Water and Waste Challenge Jun 24 '19

Follow @knowbs
tweets by @KnowBS

Real Estate Roundtable with Jeannie Renne-Malone, VP Sustainability, Prologis; Brenna Walraven, President and CEO, Corporate Sustainability Strategies; Jim Connor, CEO, Duke Realty; Chris Whalen, Chair, Duke Realty Sustainability Council
Real Estate Roundtable with Sen. Joe Manchin, ranking member of Senate Committee on Energy and Natural Resources
Brenna Walraven, President and CEO, Corporate Sustainability Strategies speaking at Duke Realty Leadership Conference
Real Estate Roundtable with Jeannie Renne-Malone, VP Sustainability Prologis; Brenna Walraven, President and CEO, Corporate Sustainability Strategies; and Curtis Ravenel, Global Head of Sustainable Finance and Business, Bloomberg LP
U.S. Department of Energy Better Buildings Summit with Eric Duchon, Global Head of Sustainability, LaSalle Investment Management; Meghan Johnson, Associate, Sustainability TH Real Estate; Deb Cloutier, President and Founder, RE Tech Advisors; Brenna Walraven, President and CEO, Corporate Sustainability Strategies
Driving Better Buildings Through Connectivity discussion at BOMA 2018 International Conference & Expo
National Multifamily Housing Council (NMHC) Sustainability Fireside Chat with Brenna Walraven, CEO for Corporate Sustainability Strategies, Alan George, Chief Investment Officer for Equity Residential, Michael Kirby, Managing Director for Invesco and Nils Kok, Founder of GRESB and Chief Economist for GeoPhy
BOMA International awarded ENERGY STAR Partner of the Year - Sustained Excellence
John Bryant, VP of Advocacy for BOMA International with Brenna Walraven at ENERGY STAR Partner of the Year Awards
BOMA China Annual Conference in Beijing
BOMA China and International leadership in Beijing
National Multi-Housing Conference (NMHC) in San Diego
Andy Florence with CoStar, Brenna Walraven, Sally Wilson with CBRE and Roger Platt with USGBC
LBA Realty team at Sustainability Roadshow in Los Angeles
Brenna Walraven with Bob Woodward with Washington Post at The Real Estate Roundtable
BOMA National Advisory Council meetings in Lake Tahoe with Grayson Gill of CBRE Investors, Trey Guajardo of USAA Real Estate, Frank Freda of Cushman & Wakefield, Brian Harnetiaux of McCarthy Cook and Brenna!
Brenna Walraven at VERGE "Where Technology Meets Sustainability" with fellow panel members: Jim Hanna, Head of Sustainability for Starbucks, Davor Kapelina, CEO for AtSite and Jerry Meek, Energy and Sustainability Manager for Genentech
Brian Harnetiaux, Senior Vice President, Asset Management for McCarthy Cook & Co. and former chair elect for BOMA, International Jim Peck, BOMA Fellow and Amy Chisholm with BOMA International
Jeannie Renne-Malone, VP for Prologis and Van Jones, author and news commentator at The Real Estate Roundtable
Brenna Walraven, Newt Gingrich and Perry Schonfeld, COO for LBA Realty at The Real Estate Roundtable
Brenna Walraven and Former President Bill Clinton
Payten Kirby, student at American University, experiencing and being introduced to sustainability at Greenbuild
Brenna Walraven with Melanie Colbert, SVP of Operations, Michelle German, Operations and Perry Schonfeld, COO for LBA Realty
Eric Duchon, Global Head of Sustainability at LaSalle Investment Partners and Deb Cloutier, President at RE Tech Advisors
FBI awarded USGBC LEED Platinum
Brenna Walraven speaking as Chairman of BOMA International
Brenna Walraven with Doris Kearns Goodwin, presidential historian and Pulitzer Prize-winning author
BOMA International Conference and Expo, Denver, CO
Brenna Walraven provides Congressional testimony on issues of sustainability
Arah Schuur, formerly with Clinton Climate Initiative and US Department of Energy and Craig Sheehy, Founder & CEO, Envision Realty Services at Coors Field in Denver

Testimonials

A very engaging presentation from Brenna Walraven that highlighted the importance of a strategic approach to the business case for sustainability and high performance operations. Very informative and insightful!

Catherine Lai

CEO, Albest International Limited

For those of us lucky enough to have heard you present before, I believe it was a real treat for BOMA Southern Region Conference attendees to hear and see you. You’re such a natural speaker and always deliver pertinent and timely information. We are so happy you were able to fit us into your (undoubtedly) busy schedule. We’ve heard really positive feedback about your presentation.

Bunnie Willis, RPA

Regional Property Manager, Patrinely Group

Our Commitment to Industry

CSS proudly supports the following industry organizations.

Ready to strategically leverage the value of sustainability?

contact us