The energy efficiency sector in Michigan is vibrant and dynamic, addressing the growing need for sustainable practices across various industries. Companies here mainly focus on reducing energy consumption and costs through innovative technologies and services. Solutions range from energy audits and building automation systems to renewable energy installations. As climate change concerns rise, there is an increasing shift towards smarter energy use, enhanced by advancements in technology. With energy regulations becoming more stringent, Michigan's firms are stepping up to innovate, offering tailored approaches that fulfill both economic and environmental objectives.


The companies listed here represent a mix of sizes, from small firms to larger establishments, predominantly located in Michigan. They were founded between 1984 and 2020, each with a unique specialization such as energy consulting, building automation, and renewable solutions. This varied expertise reflects an evolving industry aiming to stay ahead in energy innovation and cost-efficiency. The commitment to improving sustainability is evident through the services offered and the clientele they serve, which spans residential, commercial, and municipal sectors.


Continue reading to explore Michigan's notable energy efficiency companies.


Top 19 Energy Efficiency Companies in Michigan


1. Centrica Business Solutions Italia


Centrica Business Solutions Italia, based in Milan, is an energy solutions provider that has been operational since 1984. The company focuses on helping businesses enhance their energy efficiency and reduce operational costs. They offer a variety of services, including cogeneration, solar energy solutions, and energy monitoring systems. Their clientele spans multiple industries, such as manufacturing, healthcare, and hospitality, all of which seek reliable energy management to meet their sustainability objectives. Centrica Business Solutions Italia is dedicated to supporting companies in their journey towards energy efficiency and sustainability, providing tailored solutions that address specific energy needs. Their expertise in energy management is evident through numerous case studies showcasing successful projects that have led to significant energy savings and reduced emissions for their clients.


2. Eni gas e luce

  • Website: enigaseluce.com
  • Ownership type: Private
  • Headquarters: Milan, Michigan, United States (USA)
  • Founded year: 2017
  • Headcount: 1001-5000
  • LinkedIn: eni-gas-e-luce

Eni gas e luce, also known as Eni Plenitude, is an energy service provider based in Milan, Michigan, USA. Founded in 2017, the company operates as a private entity with a workforce of approximately 756 employees. Eni Plenitude specializes in offering a range of energy solutions, including the supply of electricity and gas, energy efficiency products, and renewable energy systems. Their clientele spans residential consumers and businesses, all seeking to optimize their energy usage and reduce costs. The company emphasizes reliable energy services and is dedicated to promoting sustainable energy practices, making it a relevant player in the energy efficiency sector.


3. Enerqos

  • Website: enerqos.com
  • Ownership type: Corporate
  • Headquarters: Milan, Michigan, United States (USA)
  • Employee distribution: Italy 97%, France 3%
  • Latest funding: February 2023
  • Founded year: 2006
  • Headcount: 11-50
  • LinkedIn: enerqos

Enerqos, founded in 2006 and headquartered in Milan, Italy, is an energy service company that specializes in energy efficiency and renewable energy solutions. The company provides a range of services including consulting, technological implementation, and financial support to businesses across various sectors. Enerqos aims to help organizations reduce energy costs and emissions while promoting sustainability. With a strong emphasis on tailored solutions, they work closely with clients to develop strategies that enhance energy management. Recently, Enerqos joined the Ameresco group, which has expanded its reach and capabilities in the European market. The company has established itself as one of the prominent players in Italy's energy efficiency sector, focusing on innovative technologies and comprehensive support for energy projects.


4. Control Logic of Michigan

  • Website: clomi.com
  • Ownership type: Private
  • Headquarters: Grand Rapids, Michigan, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2003
  • Headcount: 51-200
  • LinkedIn: control-logic-of-michigan

Control Logic of Michigan, founded in 2003 and based in Grand Rapids, Michigan, is a private company that specializes in building automation and energy management systems. With a workforce of around 51-200 employees, they have established a significant presence in the West Michigan area. The company has installed over 500 Automated Logic systems across various facilities, including schools, hospitals, and industrial plants. Their offerings include project development, energy audits, and assistance with LEED certification, showcasing their expertise in energy efficiency. Control Logic's WebCTRL® software provides clients with powerful tools for monitoring and managing energy use, further enhancing their ability to deliver tailored solutions that meet specific client needs. As part of Comfort Systems USA, they benefit from a broader network while maintaining a strong focus on energy efficiency and environmental comfort.


5. SEEL, LLC (Solutions for Energy Efficient Logistics)

  • Website: seelllc.com
  • Ownership type: Private
  • Headquarters: Detroit, Michigan, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2009
  • Headcount: 51-200
  • LinkedIn: seelllc

SEEL, LLC (Solutions for Energy Efficient Logistics) is an energy efficiency contractor based in Detroit, Michigan. Established in 2009, the company specializes in a variety of services aimed at promoting energy savings and sustainability. Their offerings include energy audits, weatherization, recycling and rebates, and workforce development. SEEL serves a broad clientele, including utility companies, businesses, and residential customers, with a strong emphasis on community involvement. They are a certified minority business enterprise and a service-disabled veteran-owned business, which reflects their commitment to inclusivity and local job creation. SEEL operates with a focus on customer satisfaction, utilizing a community-centric approach that leverages local talent and partnerships. Their innovative SEEL Digital Platform enhances program management and customer engagement, ensuring efficient service delivery. The company has a proven track record in program implementation and management, making it a notable player in the energy efficiency industry.


6. Powerley

  • Website: powerley.com
  • Ownership type: Private
  • Headquarters: Royal Oak, Michigan, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2015
  • Headcount: 51-200
  • LinkedIn: powerley

Powerley, founded in 2015 and based in Royal Oak, Michigan, is a technology company that specializes in home energy management solutions. The firm provides a platform that allows homeowners to gain insights into their energy usage, enabling them to make informed decisions about their consumption. By partnering with utility companies, Powerley enhances customer engagement and optimizes energy distribution. Their solutions include real-time energy monitoring, personalized energy-saving recommendations, and automated energy savings features. Powerley claims to be the most widely deployed home energy management solution globally, with users engaging significantly more with their tools compared to traditional utility engagement methods. The company has reported substantial energy savings attributed to its programs, demonstrating its effectiveness in driving energy efficiency at the household level.


7. Engie Program s.r.l.


Engie Program s.r.l., based in Milan, Michigan, is a private company founded in 2017. It operates under the umbrella of ENGIE Italia S.p.A., which specializes in the production and distribution of electricity, natural gas, and renewable energy. The company is dedicated to promoting sustainable energy practices through a variety of services, including energy management and efficiency solutions tailored for residential, business, and public sector customers. Engie Program s.r.l. emphasizes the importance of energy efficiency as a central factor in socio-economic dynamics, and it is involved in projects that aim to reduce carbon emissions significantly. Their initiatives include the development of smart cities and sustainable urban mobility solutions, showcasing their commitment to integrating efficiency with environmental sustainability.


8. E3M Solutions

  • Website: e3msolutions.com
  • Ownership type: Private
  • Headquarters: Grandville, Michigan, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2014
  • Headcount: 11-50
  • LinkedIn: e3m-solutions

E3M Solutions, founded in 2014 and based in Grandville, Michigan, is a consulting firm dedicated to energy management and engineering services. With a team of 25 professionals, the company focuses on providing customized solutions to businesses and organizations looking to improve energy efficiency and lower operational costs. Their service offerings include comprehensive energy audits, MEP (Mechanical, Electrical, and Plumbing) engineering, and ongoing energy management support. E3M Solutions has audited over 100 buildings across North America, emphasizing their commitment to practical energy management. They believe in integrating energy considerations into building design, which enhances occupant comfort and reduces environmental impact. Their approach is characterized by a strong emphasis on collaboration, transparency, and long-term client relationships, making them a notable player in the energy efficiency sector.


9. Metro Controls Inc.


Metro Controls Inc., based in Clinton Township, Michigan, has been a player in the building automation and HVAC service industry since 1986. The company focuses on creating energy-efficient environments through advanced building management systems and HVAC solutions. They cater to a range of clients, including educational institutions, municipalities, and commercial businesses, all aiming to optimize energy use and enhance comfort in their facilities. Metro Controls employs a team of experienced professionals who are dedicated to delivering quality design, installation, and service. Their offerings include building automation systems, HVAC mechanical services, and real-time analytics, which help clients monitor and manage their energy consumption effectively. The company emphasizes customer training and support, ensuring that clients can fully utilize the features of their systems. This commitment to energy efficiency and customer satisfaction positions Metro Controls as a relevant player in the industry.


10. Energy Drive srl Società Benefit

  • Website: energydrive.eu
  • Ownership type: Private
  • Headquarters: Milan, Michigan, United States (USA)
  • Employee distribution: Italy 90%, United States (USA) 10%
  • Founded year: 2008
  • Headcount: 11-50
  • LinkedIn: energy-drive

Energy Drive srl Società Benefit, founded in 2008 and based in Milan, Michigan, is a private company dedicated to sustainable energy solutions. With a workforce of 20 employees, the company focuses on promoting energy efficiency, renewable energy, and home automation. They serve a broad clientele, including businesses and individual consumers, aiming to lower energy costs and minimize environmental impact. Energy Drive has successfully installed over 8,750 systems, generating a cumulative power of 54.61 MW and reducing carbon dioxide emissions by 33,645 kg. Their services include integrated solutions and consulting tailored to client needs, emphasizing their expertise in the green economy. As a certified E.S.Co., they also assist clients in navigating fiscal incentives for energy efficiency improvements. Their commitment to quality, innovation, and environmental protection is evident in their operations and offerings.


11. Energy Sciences

  • Website: energysciencesllc.com
  • Ownership type: Private
  • Headquarters: Berkley, Michigan, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2008
  • Headcount: 51-200
  • LinkedIn: energy-sciences

Energy Sciences, based in Berkley, Michigan, is an energy consulting firm that has been active since 2008. The company was founded by professionals with a strong background in energy and sustainability, aiming to create impactful solutions for energy management. They offer a range of services, including energy audits, decarbonization strategies, and program implementation, tailored to meet the needs of commercial, industrial, and municipal clients. Energy Sciences has successfully eliminated significant amounts of carbon emissions, equivalent to the energy use of thousands of homes and the carbon sequestration of vast forest areas. Their team is equipped with various certifications, ensuring a high level of expertise in energy efficiency practices. The firm has not reported any funding, indicating a self-sustained operational model. Their commitment to sustainability and energy efficiency positions them as a relevant player in the industry.


12. Greenville

  • Website: greenville.it
  • Ownership type: Private
  • Headquarters: Milan, Michigan, United States (USA)
  • Employee distribution: Ukraine 67%, United States (USA) 33%
  • Founded year: 2008
  • Headcount: 11-50
  • LinkedIn: greenville

Greenville, known as Enerqos, is an Energy Service Company (ESCo) based in Milan, Michigan, USA. Founded in 2008, the company specializes in energy efficiency and renewable energy solutions. Enerqos offers a comprehensive suite of services that includes energy management consulting, digital energy management, and green financing. The company aims to assist businesses in reducing energy costs while enhancing their sustainability efforts. Enerqos operates across various sectors, providing tailored solutions to meet the specific energy efficiency goals of its clients. Recently, Enerqos became part of the Ameresco group, which has further strengthened its position in the energy market and expanded its operational capabilities. With a workforce primarily based in Ukraine and the USA, Enerqos is committed to driving the transition towards a greener economy.


13. inewa

  • Website: inewa.it
  • Ownership type: Private
  • Headquarters: Milan, Michigan, United States (USA)
  • Employee distribution: Italy 100%
  • Founded year: 2020
  • Headcount: 11-50
  • LinkedIn: inewa

Inewa, based in Milan, Michigan, is a private Energy Service Company (ESCO) founded in 2020. It operates as a member of the Elevion Group, which is recognized for its expertise in providing end-to-end solutions for decarbonization and energy efficiency across Europe. Inewa focuses on delivering high-quality technical services that include energy auditing, financing, designing, installing, managing, and maintaining energy-saving systems. The company is dedicated to helping clients transition to sustainable energy practices, emphasizing the importance of reducing energy consumption and minimizing environmental impact. With a portfolio that includes numerous projects in energy efficiency and renewable energy, Inewa aims to support organizations in achieving their sustainability goals while navigating the complexities of energy regulations and incentives.


14. Fastweb

  • Website: fastweb.it
  • Ownership type: Private
  • Headquarters: Milan, Michigan, United States (USA)
  • Employee distribution: Italy 99%
  • Founded year: 1999
  • Headcount: 1001-5000
  • LinkedIn: fastweb

Fastweb, founded in 1999 and based in Milan, Italy, operates as a private telecommunications and energy service provider. With a workforce of approximately 4,457 employees, the company primarily serves the Italian market, where it has established a strong presence. Fastweb offers a range of services, including high-speed internet and energy solutions, with a particular emphasis on smart home technology. This technology aims to enhance energy efficiency for both residential and business customers. Fastweb's energy offerings include certified renewable energy, aligning with their commitment to sustainability. The company also engages in educating consumers about energy-saving practices, further solidifying its role in promoting energy efficiency in everyday life.


15. LuxWall, Inc.

  • Website: luxwall.com
  • Ownership type: Venture Capital
  • Headquarters: Ypsilanti, Michigan, United States (USA)
  • Employee distribution: United States (USA) 97%, Luxembourg 3%
  • Latest funding: Series B, $51.0M, October 2024
  • Founded year: 2020
  • Headcount: 51-200
  • LinkedIn: luxwall

LuxWall, Inc., founded in 2020 and based in Ypsilanti, Michigan, is a manufacturer of advanced building materials with a focus on energy efficiency. The company specializes in high-performance vacuum insulating glass technology, which aims to reduce energy consumption and carbon emissions in buildings. Their flagship products, Enthermal and Enthermal Plus, provide exceptional thermal insulation values, outperforming traditional glass options. LuxWall's solutions are particularly beneficial for property owners, builders, and designers looking to enhance energy efficiency and comply with environmental regulations. The company has recently secured significant funding, including a $51 million Series B round, and has been recognized by the U.S. Department of Energy for its innovative approach to glass manufacturing. With a growing workforce and strategic partnerships, LuxWall is positioned to make a substantial impact in the energy efficiency industry.


16. Energy Design Service Systems (EDSS)

  • Website: edssenergy.com
  • Ownership type: Private
  • Headquarters: Whitmore Lake, Michigan, United States (USA)
  • Employee distribution: United States (USA) 83%, India 17%
  • Founded year: 2007
  • Headcount: 51-200
  • LinkedIn: edss

Energy Design Service Systems (EDSS), founded in 2007 and based in Whitmore Lake, Michigan, is a private consulting firm dedicated to providing energy efficiency solutions. The company specializes in a range of services, including lighting design, HVAC solutions, and assistance with tax incentives, aimed at helping businesses and organizations reduce their energy costs. EDSS operates primarily in the commercial sector, tailoring its services to meet the specific energy needs of its clients. With a workforce that includes engineers, lighting designers, architects, and grant writers, EDSS has established itself as a national authority in commercial energy efficiency. The company has worked on projects across the United States and internationally, showcasing its capability to handle diverse energy efficiency challenges. As a women-owned business, EDSS emphasizes its commitment to community engagement and environmental responsibility, further solidifying its role in the energy efficiency industry.


17. ThermalNetics

  • Website: thermalnetics.com
  • Ownership type: Corporate
  • Headquarters: Auburn Hills, Michigan, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: January 2022
  • Founded year: 1972
  • Headcount: 51-200
  • LinkedIn: thermal-netics

ThermalNetics, based in Auburn Hills, Michigan, has been a significant player in the HVAC industry since its founding in 1972. The company specializes in energy recovery and environmentally responsible heating and cooling systems, offering a wide array of HVAC products and services tailored to various sectors such as automotive, industrial, commercial, education, government, healthcare, and hospitality. With a focus on improving indoor air quality and comfort, ThermalNetics has built a reputation for delivering personalized solutions and outstanding service. Their expertise in energy recovery systems not only enhances operational efficiency but also contributes to sustainable practices in building management. The company prides itself on its knowledgeable team, which possesses extensive industry experience, making them a trusted partner for clients seeking innovative HVAC solutions.


18. Rapid Engineering LLC

  • Website: rapidengineering.com
  • Ownership type: Private
  • Headquarters: Comstock Park, Michigan, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1962
  • Headcount: 201-500
  • LinkedIn: rapid-engineering-iaq

Rapid Engineering LLC, based in Comstock Park, Michigan, has been a player in the HVAC manufacturing sector since its founding in 1962. The company specializes in creating high-quality make-up air systems and energy recovery modules tailored for industrial and commercial environments. Their products are engineered to enhance indoor air quality while optimizing operational efficiency. Rapid Engineering's offerings are particularly beneficial for sectors such as manufacturing and warehousing, where maintaining air quality and energy efficiency is crucial. The company prides itself on durable construction and customer support, ensuring that their systems not only meet but exceed industry standards. Their energy recovery modules are designed to reclaim process heat from exhaust air, significantly reducing energy waste and operational costs. This focus on energy efficiency positions Rapid Engineering as a relevant entity in the HVAC industry.


19. Walker-Miller Energy Services

  • Website: wmenergy.com
  • Ownership type: Family Owned
  • Headquarters: Detroit, Michigan, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2000
  • Headcount: 51-200
  • LinkedIn: walker-miller-energy-services-llc

Walker-Miller Energy Services, based in Detroit, Michigan, is a family-owned consulting firm that specializes in energy efficiency and clean energy solutions. Founded in 2000, the company has built a reputation for its comprehensive services, which include energy waste reduction, electric vehicle infrastructure development, and workforce training. Walker-Miller is particularly focused on serving utilities, municipalities, and businesses in marginalized communities, helping them reduce energy costs and enhance sustainability. As a Certified B Corporation, Walker-Miller is committed to high standards of social and environmental performance. The company actively engages in thought leadership within the energy sector, advocating for equitable access to clean energy resources. Their innovative programs and community outreach efforts aim to lower energy burdens for local families and businesses while creating job opportunities in the clean energy economy.



Energy Efficiency Insights: Key Companies in Michigan


CompanyHeadquarterSizeFoundedOwnership
Centrica Business Solutions ItaliaMilan, Michigan, United States (USA)501-10001984Private
Eni gas e luceMilan, Michigan, United States (USA)1001-50002017Private
EnerqosMilan, Michigan, United States (USA)11-502006Corporate
Control Logic of MichiganGrand Rapids, Michigan, United States (USA)51-2002003Private
SEEL, LLC (Solutions for Energy Efficient Logistics)Detroit, Michigan, United States (USA)51-2002009Private
PowerleyRoyal Oak, Michigan, United States (USA)51-2002015Private
Engie Program s.r.l.Milan, Michigan, United States (USA)501-10002017Private
E3M SolutionsGrandville, Michigan, United States (USA)11-502014Private
Metro Controls Inc.Clinton Township, Michigan, United States (USA)11-501986Private
Energy Drive srl Società BenefitMilan, Michigan, United States (USA)11-502008Private
Energy SciencesBerkley, Michigan, United States (USA)51-2002008Private
GreenvilleMilan, Michigan, United States (USA)11-502008Private
inewaMilan, Michigan, United States (USA)11-502020Private
FastwebMilan, Michigan, United States (USA)1001-50001999Private
LuxWall, Inc.Ypsilanti, Michigan, United States (USA)51-2002020Venture Capital
Energy Design Service Systems (EDSS)Whitmore Lake, Michigan, United States (USA)51-2002007Private
ThermalNeticsAuburn Hills, Michigan, United States (USA)51-2001972Corporate
Rapid Engineering LLCComstock Park, Michigan, United States (USA)201-5001962Private
Walker-Miller Energy ServicesDetroit, Michigan, United States (USA)51-2002000Family Owned


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