Our Mission

Elevating Building Performance, Boosting Profits

  • At EirCo Sustainability we provide impartial consultancy specializing in Building Auditing, Regulatory Compliance, Energy Efficiency, and Rebate Incentives
  • Our energy efficiency and sustainability initiatives help buildings control costs, address exposure to local law fines, boost building performance, generate energy savings, and ultimately increase the bottom line for our clients.

Why EirCo Sustainability?

Deep Understanding and Domain Expertise.

At Eirco Sustainability, our deep understanding of energy efficiency and mastery of industry norms enable us to deliver superior results. Our tailored solutions drive building performance, enhance asset value, and generate energy savings. Trust in our expertise for effective sustainability measures that benefit both the environment and your bottom line


Nearly 70% of NYC’s carbon emissions come from the fossil fuels used to heat, cool, and power our buildings

25,000 sqft

In 2019, New York City passed Local Law 97 to reduce carbon emissions from buildings greater than 25,000 square feet. New York City will commence fines for buildings exceeding the emission limits in 2024.


On Average, our Utility Bill Rate Analysis saves our clients between 4% - 12% off current market energy rates.


New York City uses 11,000 Megawatt-hours of electricity on average each day. One megawatt represents the amount needed to power 100 homes

Areas We Cover

Local Low Compliance

Local Law 84

Mandates annual energy and water use benchmarking for buildings over 25,000 square feet

Local Law 87

Requires buildings over 50,000 square feet to undergo periodic energy audits and retro-commissioning to optimize energy efficiency

Local Law 94

This requires the inclusion of a green roofing zone in new construction and for buildings undergoing major renovations.

Local Law 95

This requires Energy Grades to be posted on every building over 25,000 square feet

Local Law 97

Requires the reduction of carbon emissions from New York City Buildings which account for 70% of the city's emissions

Local Law 113

Expanding on Local Law 87 benchmark has expanded significantly and now includes mid-sized buildings ranging from 25,000 – 49,999 square feet


Committed to a Sustainable Future

With Eirco, you’re partnering with a team committed to driving sustainability through rigorous audits, transparent reporting, and innovative energy solutions.

Our Commitment

Our focus is delivering reliable and timely energy solutions, ensuring substantial cost savings, and maintaining rigorous regulatory compliance. 


Servicing the Heart of the Northeast

New York City

All five Boroughs

New Jersey

North and South NJ



Upstate New York

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