Iowa's renewable energy sector is gaining momentum, focusing on wind, solar, and biofuel technologies. With the state ranking highly in wind energy capacity, companies are innovating to provide sustainable solutions. This industry includes a range of players, from large-scale energy utilities to specialized solar firms, each contributing unique products and services. As environmental concerns rise, stakeholders are increasingly prioritizing energy efficiency and carbon reduction strategies. Notably, Iowa is also moving towards a hydrogen economy, enhancing its position in the renewable marketplace while attracting investments to bolster sustainable practices.

The renewable energy companies in this list vary significantly in size and expertise. Major players include MidAmerican Energy and Berkshire Hathaway Energy, employing thousands. Meanwhile, smaller firms like 1 Source Solar and Ideal Energy focus on niche services such as solar installations. Established mostly from 2003 onward, these companies are headquartered across various cities like Des Moines, Ames, and Fairfield. Their specializations range from energy consulting to biofuel production, reflecting Iowa's multi-faceted approach to renewable energy solutions.

Continue reading to discover the top renewable energy companies in Iowa.

Top 23 Renewable Energy Companies in Iowa

1. MidAmerican Energy Company

• Website: midamericanenergy.com
• Ownership type: Private Equity
• Headquarters: Des Moines, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $13.1M, November 2023
• Founded year: 1994
• Headcount: 1001-5000
• LinkedIn: midamerican-energy

MidAmerican Energy Company, based in Des Moines, Iowa, is a private equity-owned energy provider that delivers electricity and natural gas services to residential and business customers across Iowa and parts of neighboring states. Founded in 1994, the company emphasizes reliability and sustainability in its operations. MidAmerican is particularly noted for its commitment to renewable energy, with a significant portion of its energy mix derived from wind and solar sources. The company actively promotes energy efficiency programs to help customers manage their energy consumption. In November 2023, MidAmerican secured $13.14 million in funding, underscoring its ongoing investment in renewable energy initiatives and sustainability efforts. This funding supports their ambitious goals, including a target of net-zero emissions, which reflects their proactive approach to environmental stewardship.

2. Berkshire Hathaway Energy

• Website: brkenergy.com
• Ownership type: Private
• Headquarters: Des Moines, Iowa, United States (USA)
• Employee distribution: United States (USA) 98%, Other 2%
• Latest funding: Other (Debt), $1.0B, April 2022
• Founded year: 1995
• Headcount: 10001+
• LinkedIn: berkshire-hathaway-energy

Berkshire Hathaway Energy, founded in 1995 and based in Des Moines, Iowa, is a private energy company that provides electricity generation and natural gas distribution services. The company is dedicated to renewable energy solutions and sustainability, serving a wide range of customers including residential, commercial, and industrial sectors. Berkshire Hathaway Energy operates a portfolio that includes notable subsidiaries such as PacifiCorp, MidAmerican Energy Company, and NV Energy, among others. The company has invested approximately $7.7 billion in solar projects, with facilities like the Topaz Solar Farms and Solar Star contributing significantly to their renewable energy output. Their operations are designed to minimize environmental impact while ensuring reliable energy services. In 2022, they secured $1 billion in funding, which underscores their financial strength and commitment to expanding their renewable energy capabilities.

3. Cicusa

• Website: cicusa.com
• Ownership type: Private
• Headquarters: Grimes, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2003
• Headcount: 51-200
• LinkedIn: communication-infrastructure-corp.-cic-

Cicusa, formally known as Communication Infrastructure Corporation, is an energy solutions provider based in Grimes, Iowa. Founded in 2003, the company has evolved from its initial focus on wireless development to specialize in renewable energy, energy storage, and microgrid systems. Cicusa serves a variety of clients, including telecom companies, utilities, and commercial enterprises, offering services such as energy analysis, solar and storage solutions, and generator runtime reduction. The company has made significant strides in the energy sector, particularly with its innovative use of supercapacitor technology, which provides a more efficient and sustainable alternative to traditional battery systems. By focusing on energy resilience and cost reduction, Cicusa aims to help its clients transition away from fossil fuels and embrace cleaner energy solutions.

4. Chevron Renewable Energy Group

• Website: regi.com
• Ownership type: Corporate
• Headquarters: Ames, Iowa, United States (USA)
• Employee distribution: United States (USA) 87%, Netherlands 7%, Germany 2%, Other 3%
• Latest funding: $3.1B, February 2022
• Founded year: 2006
• Headcount: 1001-5000
• LinkedIn: renewable-energy-group

Chevron Renewable Energy Group, based in Ames, Iowa, is a corporate entity founded in 2006 that specializes in renewable energy solutions, particularly in the biofuels sector. The company produces and supplies a variety of biofuels, including biodiesel and renewable diesel, aimed at helping industries reduce their carbon footprint. With a workforce of approximately 694 employees, Chevron Renewable Energy Group operates through a robust network of production and distribution facilities across the United States and Europe. Their products are designed to meet the needs of various sectors, including agriculture, aviation, and transportation, while maintaining high fuel performance standards. In 2022, the company secured significant funding of $3.15 billion, indicating strong investor confidence in their business model and growth potential. Their commitment to sustainability is evident in their efforts to lower greenhouse gas emissions and enhance fuel quality, making them a notable entity in the renewable energy industry.

5. Ideal Energy

• Website: idealenergysolar.com
• Ownership type: Private
• Headquarters: Fairfield, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2009
• Headcount: 11-50
• LinkedIn: ideal-energy-inc

Ideal Energy, based in Fairfield, Iowa, is a private company founded in 2009 that specializes in solar energy and energy storage solutions. With a workforce of 41 employees, the company provides a range of services including engineering, installation, and maintenance of solar systems. Ideal Energy serves various sectors such as commercial businesses, educational institutions, and agricultural operations. Their mission is to help clients reduce energy costs and meet sustainability goals through innovative energy solutions. In addition to solar energy, Ideal Energy is actively involved in the renewable hydrogen sector, working on pilot projects and research to develop a hydrogen economy in Iowa. Their comprehensive service offerings also include financing options and ongoing operations and maintenance support, ensuring that clients receive a complete energy solution.

6. 1 Source Solar

• Website: 1sourcesolar.com
• Ownership type: Private
• Headquarters: Ankeny, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2015
• Headcount: 11-50
• LinkedIn: one-source-solar

1 Source Solar, based in Ankeny, Iowa, is a private solar energy company that has been operational since 2015. With a team of 11 to 50 employees, the company provides a range of solar energy services, including installation and maintenance, tailored to various sectors such as agriculture, commercial enterprises, residential properties, and utilities. They emphasize cost savings and sustainability, offering no-cost savings analyses to potential clients. 1 Source Solar manages projects from start to finish, ensuring quality and efficiency throughout the process. Their expertise is reflected in their in-house team of certified solar installers, who are dedicated to delivering high-quality service. The company also engages in educational efforts, providing resources on solar tax credits and financing options, which further supports their mission to promote solar energy adoption in the Midwest.

7. PowerFilm Solar

• Website: powerfilmsolar.com
• Ownership type: Private
• Headquarters: Ames, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1988
• Headcount: 11-50
• LinkedIn: powerfilm

PowerFilm Solar, based in Ames, Iowa, is a private manufacturer established in 1988, specializing in solar energy solutions. The company designs and produces a variety of solar panels and chargers tailored for applications across transportation, IoT, and government sectors. With a workforce of approximately 37 employees, PowerFilm Solar has carved out a niche in the renewable energy market by offering custom solar solutions that meet specific client needs. Their product offerings include foldable and rollable solar panels, as well as electronic component solar panels, which are particularly suited for low-power devices and remote applications. PowerFilm Solar has maintained a strong relationship with the U.S. Department of Defense, which has been a significant customer throughout its history. The company prides itself on its proprietary manufacturing processes, which allow for the creation of high-quality solar products that perform well in various lighting conditions. Their commitment to innovation and customer service further solidifies their position in the renewable energy industry.

8. Eagle Point Solar, LLC

• Website: eaglepointsolar.com
• Ownership type: Family Owned
• Headquarters: Dubuque, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2010
• Headcount: 51-200
• LinkedIn: eagle-point-solar-llc

Eagle Point Solar, LLC, based in Dubuque, Iowa, is a family-owned solar energy provider that has been operational since 2010. The company specializes in delivering comprehensive renewable energy solutions, including solar system installation, design, engineering, and maintenance. They cater to a wide range of clients, such as residential homeowners, commercial businesses, agricultural operations, and municipal entities across Iowa, Illinois, and Wisconsin. With a workforce of over 100 employees, including NABCEP certified professionals, Eagle Point Solar has successfully completed more than 3,700 solar projects, totaling 72 MW of installed capacity. The company has been recognized multiple times as one of the top solar contractors in the U.S. by Solar Power World, reflecting its significant impact in the solar industry. Their approach emphasizes quality, client satisfaction, and sustainable practices, making them a notable entity in the renewable energy sector.

9. EcoEngineers

• Website: ecoengineers.us
• Ownership type: Corporate
• Headquarters: Des Moines, Iowa, United States (USA)
• Employee distribution: United States (USA) 89%, Canada 8%, Other 3%
• Latest funding: March 2025
• Founded year: 2009
• Headcount: 51-200
• LinkedIn: ecoengineers

EcoEngineers, founded in 2009 and based in Des Moines, Iowa, is a consulting and advisory firm dedicated to the energy transition. The company provides a range of services aimed at helping businesses and organizations manage their carbon footprints and comply with environmental regulations. Their offerings include EcoConsulting, which assists clients in making informed investment decisions and managing emissions; EcoAuditing, which ensures the accuracy of carbon declarations; and EcoUniversity, which provides training on climate-related risks and carbon markets. EcoEngineers has built a reputation for its expertise in carbon accounting and has developed methodologies for carbon dioxide removal technologies. They serve a variety of clients, including municipalities and innovative tech startups, and have expanded their reach into voluntary carbon markets and international territories. Their commitment to sustainability and clean energy positions them as a significant player in the renewable energy sector.

10. Solar Consultants

• Website: solarconsultants.com
• Ownership type: Private
• Headquarters: Des Moines, Iowa, United States (USA)
• Founded year: 1982
• Headcount: 11-50
• LinkedIn: solar-consultants

Solar Consultants, based in Des Moines, Iowa, has been a prominent player in the solar energy sector since its founding in 1982. With a dedicated team of 22 employees, the company specializes in solar energy solutions, particularly in solar water heating, pool heating, and radiant heating systems. They serve a wide array of clients, including residential, commercial, and institutional sectors, providing tailored installations and maintenance services. Over the years, Solar Consultants has installed thousands of solar systems, showcasing their expertise and commitment to sustainable energy practices. Their team includes licensed plumbers and certified solar thermal system designers, ensuring high-quality service and installation. The company is also a member of the North American Board of Certified Energy Practitioners and the American Solar Energy Society, reflecting their active involvement in the industry. Solar Consultants has maintained a focus on reducing energy costs and environmental impact, making them a relevant entity in the renewable energy sector.

11. Lincolnway Energy

• Website: lincolnwayenergy.com
• Ownership type: Private
• Headquarters: Nevada, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Other (Grant), $453,000, January 2023
• Founded year: 2004
• Headcount: 11-50
• LinkedIn: lincolnway-energy

Lincolnway Energy, LLC, established in 2004, operates a dry mill ethanol plant in Nevada, Iowa. The company specializes in converting corn into fuel-grade ethanol, producing approximately 50 million gallons annually. In addition to ethanol, Lincolnway Energy generates valuable co-products, including dried distillers grains, corn oil, and carbon dioxide, which are utilized in various industries, from livestock feed to biodiesel production. The company has expanded its operations to meet the growing demand for renewable energy and has received funding in the form of a grant in January 2023, reflecting its ongoing commitment to innovation and efficiency in the renewable energy sector. Lincolnway Energy aims to be a long-term player in the ethanol industry, contributing to the production of clean, domestically sourced fuels that support both local and national energy needs.

12. UpTower

• Website: uptower.com
• Ownership type: Private
• Headquarters: Osage, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2019
• Headcount: 51-200
• LinkedIn: uptower

UpTower, based in Osage, Iowa, is a private company founded in 2019 that specializes in providing maintenance and support services for wind turbines. With a workforce of 51-200 employees, UpTower focuses on delivering high-quality services to utility companies and organizations within the renewable energy sector. The company emphasizes safety and technician training, ensuring that their teams are well-prepared to meet the demands of the industry. UpTower offers a range of services, including turnkey maintenance, operational support, drone inspections, and quality assurance. Their commitment to transparency and customer satisfaction is evident in their operational practices, which prioritize effective communication and project efficiency. UpTower has not reported any funding, indicating a self-sustaining business model as they continue to grow and develop their workforce in the wind energy sector.

13. Anemometry Specialists, Inc.

• Website: anemometry.com
• Ownership type: Private
• Headquarters: Alta, Iowa, United States (USA)
• Founded year: 2002
• Headcount: 11-50
• LinkedIn: anemometry-specialists-inc-

Anemometry Specialists, Inc., founded in 2002 and based in Alta, Iowa, is a private company dedicated to renewable energy assessment services. The firm specializes in wind and solar energy, offering a range of services that include the installation, maintenance, and repair of meteorological (MET) towers and remote sensing equipment. Their expertise is vital for businesses and organizations that need accurate resource assessments to inform their renewable energy projects. Anemometry Specialists has established strong relationships with major equipment providers, allowing them to offer competitive pricing and reliable service. They are also active members of industry associations, such as the American Wind Energy Association and the Iowa Wind Energy Association, which underscores their commitment to the growth and development of the renewable energy sector.

14. Frontline BioEnergy LLC

• Website: frontlinebioenergy.com
• Ownership type: Private
• Headquarters: Nevada, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $4.5M, August 2022
• Founded year: 2005
• Headcount: 11-50
• LinkedIn: frontline-bioenergy-llc

Frontline BioEnergy LLC, founded in 2005 and based in Nevada, Iowa, is a private company that specializes in gasification technologies aimed at converting biomass and waste into renewable energy and fuels. The company provides engineering services and proprietary technologies that facilitate the transformation of organic waste into valuable energy resources. Their innovative gasification systems are designed to operate at an industrial scale, producing clean synthesis gas (syngas) suitable for various applications, including renewable power generation and advanced biofuels. Frontline has successfully operated one of the largest biomass gasifiers in North America and continues to develop its technologies to meet the increasing demand for clean energy solutions. The company has also secured $4.5 million in funding in August 2022, which supports its ongoing projects and technological advancements. Their commitment to sustainability is evident in their projects, such as the San Joaquin Renewables initiative, which aims to convert agricultural waste into renewable natural gas, thereby reducing air pollution and providing local fuel supplies.

15. Southwest Iowa Renewable Energy, LLC

• Website: sireethanol.com
• Ownership type: Private
• Headquarters: Council Bluffs, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2005
• Headcount: 51-200
• LinkedIn: southwest-iowa-renewable-energy-llc

Southwest Iowa Renewable Energy, LLC (SIRE) is an agricultural cooperative based in Council Bluffs, Iowa, established in 2005. The company operates a state-of-the-art ethanol production facility capable of producing 110 million gallons of ethanol annually. SIRE is dedicated to producing high-quality, low-carbon ethanol and various co-products, such as distillers dried grains and corn oil. The cooperative supports local farmers by purchasing over 42 million bushels of corn each year, fostering sustainable agricultural practices. SIRE has implemented energy-efficient technologies that place it in the top 15% of similar plants, showcasing its commitment to sustainability. The cooperative also collaborates with partners to develop lower-carbon fuels, further enhancing its role in the renewable energy sector.

16. Electrical Power Products

• Website: ep2.com
• Ownership type: Private
• Headquarters: Des Moines, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1988
• Headcount: 201-500
• LinkedIn: electrical-power-products-des-moines-ia

Electrical Power Products (EP²), founded in 1988 and based in Des Moines, Iowa, is a private manufacturer specializing in power management systems for commercial and utility industries. With a workforce of approximately 425 employees, EP² focuses on delivering high-quality products such as control enclosures and relay panels. Their commitment to quality assurance ensures that their products meet rigorous industry standards. Notably, EP² has been actively involved in the renewable energy sector, providing relay panels and complete control enclosures for wind, solar, geothermal, and other renewable energy facilities. This involvement highlights their role in supporting the infrastructure needed for renewable energy generation and distribution. EP²'s dedication to customer satisfaction and quality craftsmanship has established them as a reliable partner in the power generation and distribution sectors.

17. PRVN Consultants, Inc.

• Website: prvninc.com
• Ownership type: Private
• Headquarters: Iowa Township, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2011
• Headcount: 11-50
• LinkedIn: prvn-consultants-inc-

PRVN Consultants, Inc. is an engineering consulting firm based in Iowa, established in 2011. The company specializes in energy solutions, offering mechanical, electrical, and structural engineering services tailored for the energy sector. Their expertise includes project management, feasibility studies, and energy assessments aimed at improving efficiency and sustainability in energy generation and distribution. PRVN has a notable focus on combined heat and power (CHP) systems and district energy projects, which are integral to modern energy strategies. Their portfolio includes significant projects such as capacity expansions for the University of Iowa's CHP and cooling systems, showcasing their role in enhancing energy infrastructure. With a team of qualified professionals, PRVN is dedicated to delivering practical solutions that reduce environmental impact and promote energy efficiency.

18. Yellowblue Eco Tech

• Website: yellowbluetech.com
• Ownership type: Private
• Headquarters: Pleasant Hill, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2011
• Headcount: 1-10
• LinkedIn: yellowblue-eco-tech

Yellowblue Eco Tech, founded in 2011 and based in Pleasant Hill, Iowa, is a private company dedicated to energy efficiency and home improvement. With a small team of around 32 employees, Yellowblue focuses on providing innovative solutions that help homeowners save on energy costs while improving comfort in their living spaces. Their product lineup includes multi-layer insulation, solar-powered attic fans, and air sealing systems, all designed to enhance energy efficiency. The company has educated over a million homeowners and conducted around 500,000 home energy assessments, demonstrating their active involvement in promoting energy-saving practices. Yellowblue's commitment to quality is evident in their use of American-made products, and they emphasize the importance of creating healthy home environments. Through their initiatives, they aim to foster a culture of energy conservation and sustainability within the residential sector.

19. MidAmerican Energy Services, LLC

• Website: midamericanenergyservices.com
• Ownership type: Private
• Headquarters: Urbandale, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1999
• Headcount: 51-200
• LinkedIn: midamerican-energy-services-llc

MidAmerican Energy Services, LLC, based in Urbandale, Iowa, is a private energy service provider founded in 1999. The company specializes in electric and natural gas services, catering to residential, small business, and government clients. Their focus is on helping customers manage energy costs through various pricing options and energy management solutions. Notably, MidAmerican Energy Services offers a Renewable Energy Program that is Green-e® Energy certified, allowing customers to purchase Renewable Energy Certificates (RECs) to support renewable electricity production. This initiative reflects the company's commitment to promoting renewable energy and assisting clients in reducing their carbon footprint. Additionally, they provide energy management tools, including utility data analytics and budgeting, to enhance energy efficiency for their clients.

20. Unison Solutions, Inc.

• Website: unisonsolutions.com
• Ownership type: Private
• Headquarters: Dubuque, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2000
• Headcount: 51-200
• LinkedIn: unison-solutions

Unison Solutions, Inc., based in Dubuque, Iowa, is a biogas technology company that has been operational since 2000. With a workforce of approximately 58 employees, the company specializes in the design and manufacturing of customized biogas conditioning and upgrading systems. These systems are crucial for converting biogas into renewable natural gas (RNG), which can be injected into natural gas pipelines or used as fuel for compressed natural gas (CNG) vehicles. Unison Solutions serves a variety of sectors, including waste management, agriculture, and energy, providing solutions that enhance the efficiency and effectiveness of biogas production. The company has successfully completed over 380 biogas installations worldwide, demonstrating its expertise in purifying biogas through processes such as hydrogen sulfide removal and moisture management. Unison Solutions operates from a 90,000 square foot manufacturing facility and has embraced an employee stock ownership plan (ESOP) to foster a culture of ownership and commitment among its staff.

21. Mohrfeld Electric

• Website: mohrfeldelectric.com
• Ownership type: Private
• Headquarters: Fort Madison, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2007
• Headcount: 51-200
• LinkedIn: mohrfeld-electric

Mohrfeld Electric, founded in 2007, is an electrical contractor located in Fort Madison, Iowa. The company specializes in a wide range of electrical services, catering to residential, commercial, and industrial clients. Among their offerings, solar energy installations stand out as a significant aspect of their business. Mohrfeld Electric emphasizes the financial and environmental advantages of solar energy, providing services that include energy audits, system design, installation, and maintenance. Their commitment to quality and safety is evident in their approach to solar projects, where they ensure compliance with current codes and standards. With a team of experienced electricians, Mohrfeld Electric has established itself as a reliable contractor in the region, addressing the growing demand for renewable energy solutions. They have not reported any funding, indicating a self-sustained growth model since their inception.

22. Hawkeye Electric

• Website: hawkeye-electric.com
• Ownership type: Private
• Headquarters: Hiawatha, Iowa, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1984
• Headcount: 51-200
• LinkedIn: hawkeye-electric

Hawkeye Electric, established in 1984, is an electrical contracting firm based in Hiawatha, Iowa. With a workforce of approximately 90 employees, the company specializes in a broad spectrum of electrical services, including commercial, industrial, and residential construction, as well as maintenance and design/build services. They have successfully completed over 250 projects, showcasing their capability in handling complex electrical tasks. Notably, Hawkeye Electric has a dedicated focus on renewable energy, indicating their engagement with sustainable practices in the electrical sector. Their service offerings also include low voltage systems and fire alarms, further demonstrating their technical expertise. Operating primarily in Eastern Iowa, they have built a reputation for quality and customer service, ensuring projects are completed on time and within budget.

23. Fluid Quip Technologies, LLC

• Website: fluidquiptechnologies.com
• Ownership type: Corporate
• Headquarters: Cedar Rapids, Iowa, United States (USA)
• Employee distribution: United States (USA) 98%, Netherlands 2%
• Latest funding: January 2021
• Founded year: 2012
• Headcount: 51-200
• LinkedIn: fluidquiptechnologies

Fluid Quip Technologies, LLC, founded in 2012 and based in Cedar Rapids, Iowa, is a technology provider specializing in engineering solutions tailored for the biofuels and agricultural sectors. The company offers a comprehensive range of services, including engineering design, project management, and innovative technologies aimed at improving production efficiency and sustainability. Their focus on low energy distillation and protein production technologies positions them as a key player in the biofuels industry. Fluid Quip Technologies serves a variety of clients in the biofuels sector, helping them enhance their operations while reducing their environmental impact. The company has developed several patented technologies that support the production of high-quality biofuels and co-products, contributing to a more sustainable future in energy production.

Renewable Energy Insights: Key Companies in Iowa

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