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Building solutions for climate change

Our mission is to decarbonize buildings for healthy and resilient communities.

NYC Next: Shaping Building Decarbonization

Join us on June 2 for an inside look at the trends shaping the future of NYC's buildings!

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Local Law 97

Local Law 97

NYC’s groundbreaking climate legislation sets carbon emissions caps for large buildings that began in 2024.

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Explore our NYC building data hub

Learn more about NYC's buildings and their energy use in this interactive data hub.

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We educate building professionals

We train people who design, construct and operate buildings locally and nationally.

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Building Tomorrow: Conversations with Climate Solvers

Building Tomorrow demystifies complex ideas about buildings, and introduces you to the people doing the work!

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Upcoming events

NYC Next: Shaping Building Decarbonization

June 2, 2025

Join us on June 2 for an inside look at the trends shaping the future of NYC's buildings!

Crushing the Code NYC: Energy Code 101

June 4, 2025

In this 2-hour, online training, students learn what the 2020 NYCECC is, why it was developed, where it’s headed and the different ways to comply.

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Recent publications

LL97 Action Steps

Use our data tool to receive cost-effective steps you can take today to improve your building, avoid fines and comply with LL97 in 2030. 

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LL97 offsets and the Affordable Housing Reinvestment Fund

In a major win for NYC, building owners can now buy LL97 offsets that support electrification in the city’s affordable housing.

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The next step in benchmarking NYC buildings

A proposed bill would expand NYC’s annual energy and water benchmarking law to buildings larger than 10,000 square feet.

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How Intro 772 would impact LL97

A City Council bill introduced last April aims to significantly weaken Local Law 97 for co-ops, condos and garden-apartment complexes.

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Explore the resource library

Videos and podcasts

Protected: New analysis makes the case for statewide benchmarking

May 20, 2025

There is no excerpt because this is a protected post.

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Rethinking Heat with Thermal Energy Networks (TENs)

May 16, 2025

In this webinar, learn about the fundamentals of TENs and how they are crucial for the future of energy planning.

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LL97 Offsets: The Affordable Housing Reinvestment Fund

April 8, 2025

Learn how you can use AHRF offsets for LL97 compliance.

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All videos and podcasts