Efficiency Pays.

Always Has. Always Will.

Our Business 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

510,000,000+ SF and $100,000,000,000+

Assets Under Management


We’ve helped clients save

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.

News & Events

Are You Associating Effectively in Commercial Real Estate?

Are You Associating Effectively in Commercial Real Estate?

Getting back to the heart of Building Owners and Managers Association (BOMA) – discover what it means to be emboldened by your peers, your passions and your strides towards better performance in the commercial real estate industry. Panelists David Mastro, Senior Vice...


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
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