The county’s largest and most influential business membership organization, The Business Council of Westchester is committed to helping businesses market, learn, advocate and grow. In 2009, Westchester County partnered with The Business Council of Westchester to serve as the lead agency to implement the Green Business Partnership.

Green Team Spirit, founded in February 2009 by CEO Dani Glaser, provides organizations with the tools and expertise that they need to successfully integrate sustainable business practices into company operations. The unique Green Team Spirit methodology helps organizations learn exactly where resources are being wasted and identify opportunities to increase efficiency and save money. The Green Business Partnership is licensed under Green Team Spirit LLC which provides the Methodology and Performance Tools (GTS Toolkit ©) based on EPA guidelines and the Greenhouse Gas Protocol (GHG Protocol).

With a population nearing one million residents, Westchester County is the 500-square mile region just north of New York City. In 2009 the county released a community-wide plan to translate leadership and vision on climate change and sustainable development into workable strategies that can generate practical actions for all sectors, including business. The county has been a proud partner of The Business Council of Westchester on the Green Business Partnership since 2009.


Con Edison provides energy to our customers safely, reliably, and efficiently while protecting the environment, maintains a diverse and inclusive workforce that allows our employees to realize their full potential, and is a company of sustainable growth that improves the quality of life in the communities we serve.

NYSERDA’s mission is to advance innovative energy solutions in ways that improve New York's economy and environment. NYSERDA serves as a catalyst by advancing innovation, technology, and investment; transforming New York’s economy; and empowering people to choose clean and efficient energy as part of their everyday lives.

Westchester Community Foundation’s mission is to connect generous people to the causes they care about and invest I transformative ideas and organizations to improve lives and strengthen our community. WCF is a division of The New York Community Trust, one of the largest community foundations in the country, with assets of approximately $2.6 billion.


Regeneron (NASDAQ: REGN) is a leading science and technology company delivering life-transforming medicines for serious diseases. Founded by physician-scientists nearly 30 years ago, our science-driven approach has resulted in a growing list of FDA-approved medicines and numerous product candidates in a range of diseases, including ophthalmology, rheumatoid arthritis, atopic dermatitis, asthma, pain, cancer and infectious diseases. Regeneron proudly supports the communities where we work and live, and that includes a company-wide commitment to environmental sustainability.


Agera Energy is a leading supplier of electricity and natural gas; serving residential, small business and large commercial /industrial customers across the United States with one of the finest trained sales staff and first-class customer service representatives in the industry.

What if your investment strategy could positively impact your life and your community? At Pell Wealth Partners, we believe in the power of Impact Investing and the profound effect it may have on the world and on your life. Impact Investing allows our clients to invest in companies that can generate positive social and environmental change. At Pell Wealth Partners, we offer Impact Investments as part of a broadly diversified portfolio. We believe that environmental and social sustainability are key drivers of innovation and competitive advantage, and that knowing which companies are sustainable allows you to invest not only with your head, but also with your heart.

TD Bank, America’s Most Convenient Bank®, is one of the 10 largest banks in the U.S. with deep roots in the community dating back more than 150 years. TD Bank offers a broad array of retail, small business and commercial banking products and services to millions of customers through its extensive network of thousands of convenient locations and ATMs throughout the Northeast, Mid-Atlantic, Metro D.C., the Carolinas and Florida. TD Bank is headquartered in Cherry Hill, New Jersey. In addition to banking products, TD Bank and its subsidiaries provide clients with customized private banking and wealth management services through TD Wealth® and vehicle financing and dealer commercial services through TD Auto Finance. TD Bank is a member of TD Bank Group and a subsidiary of The Toronto-Dominion Bank of Toronto, Canada, a top 10 financial services company in North America.


Manufacturer of Plastic Food Packaging

Atlantic Westchester is a commercial HVAC company dedicated to making buildings smarter while providing the highest quality service in the industry. Since 1961, we’ve catered to clients across the NY metro area with proactive maintenance, remediation and installation services based on their unique facility needs. Our professional, well-trained team works as a trusted partner to provide our clients with intelligent, energy-efficient solutions that optimize building performance, lower operating costs and improve comfort.

Bright Energy Services is a division of All HVAC Service Company, Inc. and is an award-winning energy and environmental consulting firm. We deploy tailored energy efficiency solutions for owners and managers of commercial, industrial, institutional, and multi-family buildings. Our services allow our clients to cut energy costs, meet regulatory requirements, manage their emission portfolios, deploy the latest energy efficient technologies and reduce their carbon footprints.

Did you know Diamond Properties has implemented a comprehensive sustainable energy program? So far we’ve installed over 22,803 solar panels across 25 acres of rooftop space, making Diamond Properties a leader in solar energy adoption in New York and Connecticut. Completed projects total 7 megawatts, enough to power more than 1,050 homes in New York, according to the Solar Energy Industries Association. We have a strong focus on expanding our solar energy program with more solar installations to come. You can see our solar portfolio and live data by clicking the button below.

LeChase Construction, established in 1944, is a full-service construction management and general construction firm with extensive experience in a wide range of industry sectors. Widely recognized for its commitment to quality, innovation and safety, LeChase prides itself on ensuring its core values resonate from its corporate offices to each of its job sites. LeChase has strategic alliances, and can assemble project teams and operational support, to provide local delivery and meet the unique needs of its clients no matter where they are located.

Reckson, a Division of SL Green Realty Corp., is the largest owner of Class A properties in Connecticut, Westchester County, Long Island and New York; with a total tri-state portfolio of 22 properties comprising over 3.6 million square feet of commercial and retail space in urban and suburban settings alike. Reckson Associates Realty Corp. was acquired in 2007 by SL Green Realty Corp. as a natural extension of SL Green's core Manhattan commercial portfolio. The diversity of space offerings allows tenants a seamless integration of center city, urban, and suburban locations or a transition from one location to another to accommodate business activities.

Association Partners