The energy efficiency industry in New York focuses on optimizing energy use across various sectors to lower costs and reduce environmental impacts. Companies in this field offer services like energy audits, building retrofitting, and renewable energy solutions. As concern for climate change grows, advancements in technology are pushing this industry toward smarter, more sustainable practices, ensuring compliance with evolving regulations. With an increasing emphasis on decarbonization, energy efficiency companies are key players in the transition to a greener economy, aiming for a substantial reduction in energy waste and an enhancement of building performance standards.


The firms listed are primarily small to medium-sized enterprises, with most headquartered in New York City and its suburbs. Founded from 1988 to 2022, they illustrate a mix of established entities and startups. These companies specialize in services ranging from HVAC and insulation improvements to advanced analytics for energy management. Notable companies include Bright Power and BlocPower, known for innovative solutions in energy optimization.


Continue reading to discover the top energy efficiency companies in New York.


Top 21 Energy Efficiency Companies in New York


1. Bright Power

  • Website: brightpower.com
  • Ownership type: Venture Capital
  • Headquarters: New York, New York, United States (USA)
  • Employee distribution: United States (USA) 99%, Other 1%
  • Latest funding: $2.9M, October 2024
  • Founded year: 2004
  • Headcount: 51-200
  • LinkedIn: bright-power-inc-

Bright Power, founded in 2004 and based in New York City, is an energy consulting firm that specializes in energy efficiency management and renewable energy solutions. The company offers a wide range of services aimed at enhancing the energy performance of buildings, including energy audits, compliance consulting, and green building certification. Their clientele primarily consists of businesses and organizations in the real estate sector, particularly those looking to improve sustainability and reduce operational costs. Bright Power is also recognized for its expertise in navigating complex energy laws, such as New York City's Local Law 97, which mandates performance standards for buildings. With a workforce of approximately 232 employees, the company is actively engaged in projects that span multifamily affordable housing, commercial properties, and new construction. Recently, Bright Power secured funding of nearly $2.9 million, reflecting investor confidence in their mission to accelerate the transition to a zero-carbon future through sustainable energy solutions.


2. Sealed

  • Website: sealed.com
  • Ownership type: Private Equity
  • Headquarters: New York, New York, United States (USA)
  • Employee distribution: United States (USA) 84%, India 5%, Australia 5%, Other 5%
  • Latest funding: Series B, $30.0M, March 2024
  • Founded year: 2012
  • Headcount: 51-200
  • LinkedIn: sealed

Sealed is a climate tech company based in New York, founded in 2012, that specializes in home energy efficiency and electrification. The company provides a range of services aimed at reducing energy waste and improving comfort in residential properties. Their offerings include insulation, HVAC upgrades, and smart home technology, all designed to enhance energy efficiency. Sealed collaborates with contractors to streamline the installation process and maximize available rebate opportunities for homeowners, thereby improving the overall customer experience. As the first Energy Star Home Upgrade Service Provider, Sealed is recognized for its commitment to high-performance home energy upgrades. The company recently secured $30 million in Series B funding in March 2024, which underscores its growth potential and relevance in the energy efficiency market.


3. Psd

  • Website: psdconsulting.com
  • Ownership type: Private
  • Headquarters: Ithaca, New York, United States (USA)
  • Employee distribution: United States (USA) 94%, Cote d'Ivoire (Ivory Coast) 3%, Egypt 3%
  • Latest funding: Other (Grant), $1.1M, August 2024
  • Founded year: 1998
  • Headcount: 51-200
  • LinkedIn: performance-systems-development

PSD, founded in 1998 and based in Ithaca, New York, is a consulting firm dedicated to energy efficiency solutions. The company provides a comprehensive suite of services, including energy programs for residential and commercial sectors, training for building professionals, and software tools designed to facilitate energy savings. PSD's expertise in building science allows them to tailor innovative solutions to meet the specific needs of their clients, which include utility companies and program implementers. They are recognized for their commitment to quality assurance in energy efficiency programs and have developed a strong reputation in the industry. Recently, PSD received a grant of over $1 million, highlighting their active role in advancing energy efficiency initiatives. Their involvement in various energy programs, including rebates and retrofits, positions them as a significant contributor to the energy efficiency sector.


4. BlocPower

  • Website: blocpower.io
  • Ownership type: Venture Capital
  • Headquarters: Brooklyn, New York, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: Other (Grant), $1.2M, August 2023
  • Founded year: 2014
  • Headcount: 51-200
  • LinkedIn: blocpower

BlocPower, founded in 2014 and based in Brooklyn, New York, is an energy efficiency company dedicated to enhancing building electrification and sustainability. With a workforce of approximately 111 employees, BlocPower provides a range of services aimed at reducing energy costs and carbon emissions for building owners and homeowners. Their offerings include comprehensive energy audits, heat pump installations, and insulation upgrades, primarily targeting urban residential and commercial properties. The company has received significant funding, including a $1.2 million grant in August 2023, which supports their mission to create smarter, greener, and healthier buildings across America. BlocPower's focus on community health and climate justice through electrification programs further solidifies its role in the energy efficiency industry.


5. Stark Tech

  • Website: starktech.com
  • Ownership type: Private
  • Headquarters: Buffalo, New York, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1989
  • Headcount: 501-1000
  • LinkedIn: stark-tech-group

Stark Tech, based in Buffalo, New York, is an energy management company founded in 1989. With a workforce of around 420 employees, the company specializes in providing sustainable energy solutions and engineering services. Stark Tech offers a comprehensive range of products and services designed to enhance energy efficiency and support decarbonization efforts across various sectors, including K-12 education, healthcare, and industrial manufacturing. Their offerings include building technologies, facility equipment, and renewable energy solutions such as solar development and battery energy storage. Stark Tech is also recognized for its commitment to sustainability, having been named Schneider Electric's Global Partner of the Year in 2022 for its outstanding work in sustainability projects. The company aims to transform energy management practices and reduce greenhouse gas emissions through innovative technologies and strategic partnerships.


6. Potentia Management Group


Potentia Management Group, based in New Hartford, New York, is an energy efficiency service provider founded in 2011. The company focuses on assisting businesses in reducing energy consumption and enhancing operational efficiency. Their service portfolio includes commercial LED lighting, heat pumps, EV charging stations, and refrigeration controls. Potentia Management Group caters to a variety of industries, including retail and healthcare, aiming to help clients lower utility costs while promoting sustainability. They offer comprehensive services such as energy assessments, project implementation support, and the management of financial incentives for energy-efficient installations. With a team of knowledgeable consultants, Potentia provides tailored solutions and ongoing support to ensure effective energy savings for their clients.


7. Brightcore Energy

  • Website: brightcoreenergy.com
  • Ownership type: Private
  • Headquarters: Armonk, New York, United States (USA)
  • Employee distribution: United States (USA) 97%, Sweden 3%
  • Latest funding: $20.0M, August 2021
  • Founded year: 2015
  • Headcount: 51-200
  • LinkedIn: brightcore-energy

Brightcore Energy, founded in 2015 and based in Armonk, New York, is a clean energy solutions provider that focuses on renewable energy and energy efficiency services. The company offers a variety of solutions, including solar energy systems, LED lighting upgrades, geothermal heating and cooling, and energy storage solutions. Brightcore serves a wide range of clients across multiple sectors, such as commercial buildings, industrial facilities, educational institutions, healthcare organizations, and municipalities. Their innovative 'Energy as a Service' model allows clients to benefit from energy efficiency improvements without any upfront costs, enabling immediate savings. Brightcore has successfully completed numerous projects, representing over $500 million in value, and has received $20 million in funding as of August 2021, underscoring its growth potential and industry relevance.


8. Kelvin

  • Website: kel.vin
  • Ownership type: Private
  • Headquarters: Brooklyn, New York, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2011
  • Headcount: 11-50
  • LinkedIn: radiatorlabs

Kelvin, founded in 2011 and based in Brooklyn, New York, specializes in HVAC solutions aimed at improving energy efficiency in legacy buildings. The company offers innovative products like insulated radiator covers, known as 'Cozys', and heat pumps, which are designed to optimize heating systems and reduce carbon emissions. Kelvin primarily serves building owners and property managers who are looking to enhance their heating systems and meet sustainability regulations. With a focus on retrofitting older buildings, Kelvin's solutions not only promise significant energy savings—averaging 25-40% on heating costs—but also aim to provide better temperature control for residents. Their commitment to decarbonization and energy efficiency positions them as a relevant player in the industry, particularly in urban environments where many buildings still rely on outdated heating technologies.


9. HIGHMARK | Building Efficiency

  • Website: highmark.co
  • Ownership type: Private
  • Headquarters: New York, New York, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2013
  • Headcount: 11-50
  • LinkedIn: highmark-ny-llc

HIGHMARK | Building Efficiency, established in 2013, is an HVAC service provider based in New York City. The company specializes in building efficiency technologies, offering solutions such as heat pumps and geothermal systems. Their clientele includes engineers, contractors, and building owners, primarily within the New York City metropolitan area and its surroundings. HIGHMARK is dedicated to improving energy efficiency and reducing operational costs for its clients. They have pioneered innovative technologies in the HVAC sector, focusing on sustainability, electrification, and decarbonization. The company has experienced double-digit annual growth since its founding, reflecting its successful approach to addressing the evolving needs of the building efficiency market. Their commitment to challenging the status quo in HVAC practices positions them as a notable player in the energy efficiency industry.


10. Artis Energy Intelligence

  • Website: artisenergy.com
  • Ownership type: Private
  • Headquarters: New York, New York, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2016
  • Headcount: 51-200
  • LinkedIn: artis-energy

Artis Energy Intelligence, founded in 2016 and based in New York, is an energy consulting firm that specializes in energy management and analytics. The company offers a range of services designed to help businesses and organizations reduce energy costs and improve sustainability. Their flagship product, the RTIS® platform, provides powerful analytics that enable clients to gain real-time visibility into their energy consumption. This platform is complemented by managed services and consulting capabilities, allowing Artis Energy to deliver customized solutions tailored to the specific needs of their clients. The firm serves a variety of industries, including manufacturing, healthcare, and education, and has worked with over 1,000 customers to implement energy efficiency strategies. Artis Energy's approach integrates smart algorithms with expert analysis, ensuring that clients can effectively manage their energy costs and meet sustainability goals.


11. SOLO Energy & Electrical

  • Website: soloenergy.com
  • Ownership type: Corporate
  • Headquarters: New York, New York, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: August 2020
  • Founded year: 2017
  • Headcount: 11-50
  • LinkedIn: soloenergy

SOLO Energy & Electrical, based in New York City, is an energy solutions provider that specializes in energy efficiency and sustainability. Established in 2017, the company has carved out a niche by offering services that include energy assessments, lighting upgrades, and compliance consulting. Their clientele spans commercial, healthcare, and residential sectors, showcasing their ability to address a variety of energy needs. SOLO Energy is dedicated to optimizing energy usage, reducing operational costs, and ensuring compliance with local regulations. They emphasize a hands-on approach, guiding clients through every step of the energy management process, from initial assessments to implementation and ongoing support. Their focus on innovative technologies, such as IoT and energy storage solutions, reflects their commitment to future-proofing energy systems and promoting sustainable practices. With a team of experienced professionals, SOLO Energy aims to deliver practical strategies that yield long-term benefits for both clients and the environment.


12. En-power Group

  • Website: enpg.com
  • Ownership type: Private
  • Headquarters: New York, New York, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2003
  • Headcount: 51-200
  • LinkedIn: en-power-group

En-power Group, founded in 2003 and based in New York, is an energy consulting firm that specializes in engineering solutions for energy efficiency and sustainability. With a team of approximately 70 employees, the company provides a comprehensive suite of services designed to help businesses and organizations optimize their energy use. Their offerings include energy management, compliance with energy codes, and the implementation of renewable energy systems. En-power Group has worked with a variety of clients, assisting them in navigating complex energy regulations and achieving significant cost savings through tailored energy strategies. The firm is particularly adept at helping clients comply with local laws and obtain green building certifications, which are increasingly important in today's regulatory environment. Their focus on practical engineering solutions and commitment to sustainability makes them a notable player in the energy efficiency sector.


13. VRF Solutions

  • Website: vrfsolutionsllc.com
  • Ownership type: Private
  • Headquarters: New York, New York, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2006
  • Headcount: 11-50
  • LinkedIn: green-star-vrf-solutions

VRF Solutions LLC, established in 2006, is a mechanical contracting firm based in New York City. The company specializes in high-performance HVAC systems, particularly focusing on heat pumps for heating, air conditioning, and domestic hot water. They offer a comprehensive range of services, including energy assessments, design-build solutions, and project management for both commercial and residential clients. VRF Solutions is dedicated to energy efficiency and decarbonization, helping clients reduce their operating costs while ensuring compliance with environmental regulations. Over the years, they have successfully completed energy projects across the Northeast, contributing to the improvement of over 4,000 buildings. Their expertise in the New York Climate Mobilization Act Regulations positions them as a key player in the push for sustainable building practices. With a team of skilled professionals, VRF Solutions aims to transform the built environment using state-of-the-art technology, making buildings more energy-efficient, comfortable, and sustainable.


14. Dandelion Energy

  • Website: dandelionenergy.com
  • Ownership type: Private Equity
  • Headquarters: Mount Kisco, New York, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: Series C, $40.0M, September 2024
  • Founded year: 2017
  • Headcount: 51-200
  • LinkedIn: dandelion-geothermal

Dandelion Energy, founded in 2017 and based in Mount Kisco, New York, is a private equity-backed company that specializes in geothermal energy solutions for residential heating and cooling. The firm offers a range of services including the installation of geothermal systems, ground loop installation, and drilling services tailored for homeowners and builders. Dandelion's flagship product, the Dandelion Geo heat pump, is designed to provide high performance and efficiency, helping customers significantly reduce their energy costs and environmental footprint. The company has completed over 2,000 residential installations and has established a network of authorized installers across the United States. In September 2024, Dandelion secured $40 million in Series C funding, which underscores its growth potential and commitment to advancing geothermal technology in the residential market.


15. Empowered Buildings

  • Website: empoweredbuildings.com
  • Ownership type: Private
  • Headquarters: New York, New York, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2020
  • Headcount: 11-50
  • LinkedIn: empowered-buildings

Empowered Buildings is an energy management company based in New York City, established in 2020. With a team of 11 to 50 employees, the company specializes in optimizing building performance through innovative technology and engineering solutions. Their offerings include comprehensive energy audits, benchmarking services, and advanced software solutions aimed at reducing energy consumption and enhancing sustainability for their clients. Empowered Buildings serves facility managers and building owners, providing them with the tools and insights needed to improve operational efficiency. The company employs a data-driven approach, utilizing real-time data to inform energy conservation measures and optimize building systems. Their proprietary platform, BLOOM, integrates seamlessly with existing infrastructure, allowing for scalable and effective energy management across various properties. Empowered Buildings is also recognized for its commitment to regulatory compliance and proactive management, ensuring that their clients can navigate the complexities of energy efficiency with ease.


16. Lane Valente Industries

  • Website: lviusa.com
  • Ownership type: Private
  • Headquarters: Smithtown, New York, United States (USA)
  • Employee distribution: United States (USA) 97%, Other 3%
  • Founded year: 1998
  • Headcount: 201-500
  • LinkedIn: lane-valente-industries

Lane Valente Industries, founded in 1998 and based in Smithtown, New York, is a facility maintenance and energy management service provider. With a workforce of approximately 260 employees, the company serves a variety of sectors, including retail and manufacturing. Lane Valente offers a wide range of services, including reactive, planned, and preventive maintenance, as well as energy audits and construction services. Their energy management division focuses on optimizing energy use through data collection, demand response programs, and energy audits. They also provide services such as HVAC optimization and lighting retrofits, which are essential for clients seeking to enhance energy efficiency. The company has built a reputation for helping organizations manage their energy consumption effectively, thereby contributing to cost savings and sustainability goals.


17. U&S Services (formerly SmartEdge)


U&S Services, rebranded as Stark Tech, is an energy management firm based in Tonawanda, New York. Founded in 1988, the company has built a reputation for providing sustainable energy solutions and engineering services. They cater to a variety of sectors, including K-12 education, healthcare, and commercial buildings, focusing on enhancing energy efficiency and minimizing environmental impact. Stark Tech offers a comprehensive suite of services, including energy efficiency assessments, clean energy solutions, and advanced building technologies. Their expertise extends to project management and analytics, ensuring that clients can effectively monitor and manage their energy consumption. The company has also been recognized for its commitment to sustainability, having been named Schneider Electric’s Global Partner of the Year in 2022. This recognition highlights their role in delivering impactful energy solutions and their dedication to helping clients achieve their sustainability goals.


18. Logical Control Solutions


Logical Control Solutions, based in Victor, New York, has been a player in the energy management and building automation sector since its founding in 1995. The company focuses on providing innovative solutions that enhance building efficiency and reduce energy costs. Their offerings include system integration, HVAC solutions, and comprehensive training programs aimed at equipping clients with the necessary tools to optimize their energy management strategies. Logical Control Solutions has established a strong presence in the Finger Lakes and Western New York regions, serving both public and private sector clients. Their recent recognition as the 2022 North American Field Office of the Year by Automated Logic Corporation underscores their commitment to quality and customer satisfaction. This accolade reflects their expertise in integrating advanced technology into existing building systems, helping clients achieve energy efficiency goals and improve overall operational performance.


19. Heritage Mechanical Services, Inc.

  • Website: heritagemech.com
  • Ownership type: Private
  • Headquarters: Farmingdale, New York, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2002
  • Headcount: 51-200
  • LinkedIn: heritage-mechanical

Heritage Mechanical Services, Inc., based in Farmingdale, New York, has been operational since 2002, providing mechanical services with a focus on HVAC solutions and energy efficiency. The company serves commercial and institutional clients, offering a range of services including installation, maintenance, and energy audits. With a workforce of approximately 37 employees, Heritage Mechanical is well-positioned in the New York Metropolitan area, where it has built a reputation for quality and reliability. Their energy services are particularly noteworthy, as they employ LEED-accredited professionals who assess energy usage and propose solutions that not only enhance comfort but also significantly reduce energy costs. The firm has a strong emphasis on sustainability, ensuring that their solutions are both effective and environmentally responsible.


20. Heat Watch

  • Website: heatwatch.com
  • Ownership type: Venture Capital
  • Headquarters: New York, New York, United States (USA)
  • Latest funding: Seed, April 2020
  • Founded year: 2010
  • Headcount: 11-50
  • LinkedIn: heat-watch

Heat Watch, now known as Runwise, is a smart building technology firm based in New York City, founded in 2010. The company specializes in energy efficiency solutions for heating systems, providing a wireless control platform that enables property managers and building owners to optimize their heating operations. Runwise's technology is designed to enhance comfort while significantly reducing costs and carbon emissions. With a focus on compliance with environmental regulations, the company has successfully implemented its solutions in over 7,500 buildings. Their services not only aim to cut energy expenses but also to improve the overall living and working conditions within these properties. Runwise's innovative approach includes real-time monitoring and automatic adjustments to heating settings, ensuring optimal efficiency and comfort for users.


21. Invictus Energy Solutions, LLC


Invictus Energy Solutions, LLC is a private company based in New Rochelle, New York, specializing in energy efficiency solutions. Founded in 2022, the company aims to assist businesses in reducing energy consumption and costs through a range of services, including energy audits, project implementation, and consulting. They cater to various sectors, notably food service, hospitality, healthcare, and multifamily housing. Invictus Energy Solutions is dedicated to helping clients navigate complex utility rebate programs and maximize available incentives, thereby enhancing their energy efficiency initiatives. The company operates primarily in the tri-state area of New York, New Jersey, and Pennsylvania, positioning itself as a local partner for businesses seeking to improve their energy performance. Their focus on innovative solutions, such as Kitchen Demand Control Ventilation and Smart Advanced Climate Controllers, showcases their commitment to advancing energy efficiency practices in the industries they serve.



Energy Efficiency Insights: Key Companies in New York


CompanyHeadquarterSizeFoundedOwnership
Bright PowerNew York, New York, United States (USA)51-2002004Venture Capital
SealedNew York, New York, United States (USA)51-2002012Private Equity
PsdIthaca, New York, United States (USA)51-2001998Private
BlocPowerBrooklyn, New York, United States (USA)51-2002014Venture Capital
Stark TechBuffalo, New York, United States (USA)501-10001989Private
Potentia Management GroupNew Hartford, New York, United States (USA)1-102011Private
Brightcore EnergyArmonk, New York, United States (USA)51-2002015Private
KelvinBrooklyn, New York, United States (USA)11-502011Private
HIGHMARK | Building EfficiencyNew York, New York, United States (USA)11-502013Private
Artis Energy IntelligenceNew York, New York, United States (USA)51-2002016Private
SOLO Energy & ElectricalNew York, New York, United States (USA)11-502017Corporate
En-power GroupNew York, New York, United States (USA)51-2002003Private
VRF SolutionsNew York, New York, United States (USA)11-502006Private
Dandelion EnergyMount Kisco, New York, United States (USA)51-2002017Private Equity
Empowered BuildingsNew York, New York, United States (USA)11-502020Private
Lane Valente IndustriesSmithtown, New York, United States (USA)201-5001998Private
U&S Services (formerly SmartEdge)Tonawanda, New York, United States (USA)51-2001988Private
Logical Control SolutionsVictor, New York, United States (USA)11-501995Private
Heritage Mechanical Services, Inc.Farmingdale, New York, United States (USA)51-2002002Private
Heat WatchNew York, New York, United States (USA)11-502010Venture Capital
Invictus Energy Solutions, LLCNew Rochelle, New York, United States (USA)1-102022Private


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