US Department of Energy

DTE Energy is a major provider of gas and electric utility services in Michigan, serving approximately 2.3 million customers through its DTE Electric division and 1.3 million customers via DTE Gas. The company operates two regulated utilities that account for a significant portion of its earnings. In addition to its utility services, DTE Energy is involved in nonutility ventures, including energy marketing and trading, renewable natural gas facilities, and on-site industrial energy projects. The company is committed to fostering community development and supports various initiatives through the DTE Energy Foundation, which focuses on arts, education, and environmental needs, among others.

FirstEnergy Corporation, established in 1996 and headquartered in Akron, Ohio, is a diversified energy company that generates, transmits, and distributes electricity to approximately six million customers across Ohio, Pennsylvania, West Virginia, Maryland, New Jersey, and New York. The company operates through regulated distribution and transmission segments, owning and managing a vast network of power plants, transmission lines, and distribution systems. These include coal-fired, nuclear, hydroelectric, natural gas, wind, and solar facilities, as well as 24,486 circuit miles of transmission lines and 269,691 miles of distribution lines, with a total installed transformer capacity of approximately 156,115,196 kilovolt-amperes. In addition to its core operations, FirstEnergy also provides energy-related products and services to retail and wholesale customers, contributing to the strengthening of local communities through its foundation's support of nonprofit organizations.

Shell is a global energy company focused on the exploration, production, refining, and marketing of oil and natural gas, along with the manufacturing and marketing of chemicals. As a wholly owned subsidiary of Royal Dutch Shell, it operates in over 70 countries and employs approximately 87,000 people. Shell aims to meet the world's increasing energy demands in a responsible manner, emphasizing a transition to lower-carbon energy solutions. The company is committed to advancing sustainability through innovative technologies and practices, striving to balance economic growth with environmental and social responsibilities. Shell continuously assesses market dynamics and competitive forces to enhance its operational performance and maximize sustainable cash flow while adhering to high standards of health, safety, and ethical compliance.

LongPath Technologies is a company that specializes in monitoring services for the oil and gas industry, utilizing advanced laser-based technology to detect leaks in natural gas infrastructure. The company's systems provide long-range capabilities for continuous emissions monitoring, allowing for the identification and quantification of emissions sources across extensive areas. This technology offers clients a cost-effective solution for accurate and precise data tailored to their specific monitoring needs. By empowering operators to validate gas performance, LongPath enhances operational credibility and supports sustainable practices within the sector.

Georgia Power Company, incorporated in 1930 and headquartered in Atlanta, Georgia, is a subsidiary of The Southern Company that provides electric power and energy services to businesses and residents across the state. The company generates electricity through a diverse mix of sources, including natural gas, oil, coal, nuclear, hydro, and renewable energy. Georgia Power is committed to delivering reliable and affordable energy, and it also operates a solar program to promote renewable energy production. Additionally, the company offers energy efficiency programs and tips to help customers reduce their energy consumption and costs, ensuring a sustainable energy future for Georgia.

Gevo, Inc. is a renewable fuels company based in Englewood, Colorado, focused on developing and commercializing sustainable alternatives to petroleum-based products. Founded in 2005, Gevo specializes in producing renewable fuels such as gasoline, jet fuel, and diesel, as well as chemicals derived from isobutanol, a key product made from low-carbon renewable feedstocks. The company's offerings include renewable biodiesel, sustainable aviation fuel, isobutylene, ethanol, and animal feed. Gevo is also engaged in producing renewable electricity and natural gas to support its operations. Through its various segments, Gevo conducts research and development aimed at advancing biofuels and biochemicals, including innovative technologies for the production of sustainable aviation fuel and other renewable hydrocarbon products, while actively working to reduce greenhouse gas emissions.

PG&E Corporation, through its primary subsidiary Pacific Gas and Electric Company, is a major utility provider in northern and central California, delivering electricity and natural gas to millions of customers. The company's service area spans from Eureka to Bakersfield, encompassing 47 of the state's 58 counties. PG&E generates electricity from a diverse mix of sources, including nuclear, hydroelectric, fossil fuels, and renewable energy. The company operates an extensive infrastructure, comprising approximately 18,000 circuit miles of transmission lines, over 107,000 circuit miles of distribution lines, and a natural gas system with around 43,300 miles of distribution pipelines. PG&E serves a wide range of customers, including residential, commercial, industrial, and agricultural sectors. Established in 1995 and headquartered in San Francisco, PG&E has undergone significant restructuring, including a period of bankruptcy court supervision from January 2019 to June 2020, prior to its current operations.

Gas Technology Institute is a research, development, and training organization addressing energy and environmental challenges to enable a secure, abundant, and affordable energy future. The company provides economic value to the natural gas industry and energy markets by developing technology-based solutions for industry, government, and consumers. Its research initiatives address issues impacting the natural gas and energy markets across the industry’s value chain—supply, delivery, and end use. GTI offers an integrated systems perspective to expand the supply of affordable energy, ensure a safe and reliable energy delivery infrastructure, and promote the efficient use of energy resources. GTI is based in Des Plaines, Illinois, founded in 1941 as a non-profit corporation.

PPL Corporation is a prominent holding company in the U.S. utility sector, overseeing regulated utilities in Pennsylvania, Kentucky, and Rhode Island. Its subsidiaries include PPL Electric Utilities, which delivers electricity across central and eastern Pennsylvania, as well as Louisville Gas and Electric and Kentucky Utilities, which engage in the regulated generation, transmission, and distribution of electricity and gas in Kentucky. Additionally, Rhode Island Energy provides electric and gas services in Rhode Island. PPL is dedicated to delivering reliable energy services while maintaining a strong commitment to customer satisfaction, consistently earning high rankings in service quality. The company emphasizes stable earnings and a secure dividend, appealing to investors looking for low-risk opportunities. Furthermore, PPL actively contributes to the communities it serves through job creation initiatives, charitable donations, and encouraging employee volunteerism, thereby enhancing the quality of life in those areas.

Eversource Energy is a public utility holding company engaged in the delivery of energy and water services to over 4 million customers across Connecticut, Massachusetts, and New Hampshire. The company operates through four primary segments: Electric Distribution, Electric Transmission, Natural Gas Distribution, and Water Distribution. Eversource is the largest electric utility in Connecticut, serving more than 1.2 million customers, and also holds a significant position in New Hampshire, where it serves over 500,000 homes and businesses. The company has evolved through various acquisitions, including NStar in 2012 and Columbia Gas in 2020, and operates several regulated subsidiaries that deliver retail electricity, natural gas, and water services. Founded in 1927 and originally known as Northeast Utilities, Eversource Energy rebranded in 2015 and is headquartered in Hartford, Connecticut, and Boston, Massachusetts.

ALLETE, Inc. is an energy company based in Duluth, Minnesota, incorporated in 1906. It operates through two primary segments: Regulated Operations and ALLETE Clean Energy. The Regulated Operations segment includes Minnesota Power and Superior Water, Light and Power Company, which provide electric, natural gas, and water services to a significant number of customers in northeastern Minnesota and northwestern Wisconsin. Additionally, this segment encompasses an investment in American Transmission Company, a utility that maintains electric transmission infrastructure across parts of Wisconsin, Michigan, Minnesota, and Illinois. ALLETE Clean Energy focuses on the development, acquisition, and operation of clean and renewable energy projects, operating around 660 megawatts of wind energy generation. The company is also involved in coal mining operations in North Dakota and real estate investments in Florida, while owning and operating multiple substations with substantial capacity.

Baltimore Gas & Electric (BGE), established in 1816, is a subsidiary of Exelon Corporation. Headquartered in Baltimore, Maryland, BGE serves over 1.2 million electric customers and approximately 650,000 natural gas customers in Central Maryland. The company's primary business involves the regulated retail sale of electricity and natural gas to residential, commercial, and industrial consumers. It maintains an extensive infrastructure for transmission and distribution of electricity, comprising around 9,176 circuit miles of overhead lines and 17,489 circuit miles of underground lines. Additionally, BGE operates a liquefied natural gas facility with a storage capacity of 1,056 million cubic feet (mmcf) and owns numerous natural gas city gate stations. The company's approximately 3,400 employees are dedicated to ensuring safe, reliable delivery of energy services, along with initiatives focused on energy management, conservation, environmental stewardship, and community assistance.

Cummins, established in 1919, is a global power technology company. It designs, manufactures, distributes, and services diesel and natural gas engines, as well as related components and electric power generation systems. Cummins is the leading manufacturer of diesel engines for commercial trucks, off-highway machinery, and railroad locomotives, and also produces standby and prime power generators. Its product portfolio includes powertrain components like transmissions, turbochargers, aftertreatment systems, and fuel systems. The company operates through four segments: Engine, Power Generation, Components, and Distribution. Cummins serves its customers through a vast network of over 600 company-owned and independent distributor locations, and more than 6,500 dealer locations in over 190 countries.

Overseas Shipholding Group, Inc. is a prominent provider of energy transportation services, specializing in the transportation of crude oil and petroleum products. The company, founded in 1948 and headquartered in Tampa, Florida, operates a fleet of 24 vessels registered in the United States, totaling approximately 1 million deadweight tons. Its vessels primarily serve independent oil traders, refinery operators, and both U.S. and international government entities. With a focus on maintaining a high-quality, incident-free service, Overseas Shipholding Group has established itself as a preferred cargo carrier for major oil and gas companies and traders globally.

PPL Corporation is a prominent holding company in the U.S. utility sector, overseeing regulated utilities in Pennsylvania, Kentucky, and Rhode Island. Its subsidiaries include PPL Electric Utilities, which delivers electricity across central and eastern Pennsylvania, as well as Louisville Gas and Electric and Kentucky Utilities, which engage in the regulated generation, transmission, and distribution of electricity and gas in Kentucky. Additionally, Rhode Island Energy provides electric and gas services in Rhode Island. PPL is dedicated to delivering reliable energy services while maintaining a strong commitment to customer satisfaction, consistently earning high rankings in service quality. The company emphasizes stable earnings and a secure dividend, appealing to investors looking for low-risk opportunities. Furthermore, PPL actively contributes to the communities it serves through job creation initiatives, charitable donations, and encouraging employee volunteerism, thereby enhancing the quality of life in those areas.

RedoxBlox specializes in thermochemical energy storage technology aimed at decarbonizing high-temperature industrial thermal processing and enhancing natural gas power production. By providing a cost-effective alternative to fossil fuels, the company enables continuous energy discharge at high temperatures, significantly reducing carbon and nitrogen oxide emissions. Its system is designed to integrate seamlessly with existing infrastructure, improving grid resilience while supporting industrial processors and power plant operators. RedoxBlox's technology facilitates the electrification and storage of energy, allowing industries to harness renewable energy sources through large-scale, long-duration energy storage solutions.

Gas Technology Institute is a research, development, and training organization addressing energy and environmental challenges to enable a secure, abundant, and affordable energy future. The company provides economic value to the natural gas industry and energy markets by developing technology-based solutions for industry, government, and consumers. Its research initiatives address issues impacting the natural gas and energy markets across the industry’s value chain—supply, delivery, and end use. GTI offers an integrated systems perspective to expand the supply of affordable energy, ensure a safe and reliable energy delivery infrastructure, and promote the efficient use of energy resources. GTI is based in Des Plaines, Illinois, founded in 1941 as a non-profit corporation.

LongPath Technologies is a company that specializes in monitoring services for the oil and gas industry, utilizing advanced laser-based technology to detect leaks in natural gas infrastructure. The company's systems provide long-range capabilities for continuous emissions monitoring, allowing for the identification and quantification of emissions sources across extensive areas. This technology offers clients a cost-effective solution for accurate and precise data tailored to their specific monitoring needs. By empowering operators to validate gas performance, LongPath enhances operational credibility and supports sustainable practices within the sector.

Overseas Shipholding Group, Inc. is a prominent provider of energy transportation services, specializing in the transportation of crude oil and petroleum products. The company, founded in 1948 and headquartered in Tampa, Florida, operates a fleet of 24 vessels registered in the United States, totaling approximately 1 million deadweight tons. Its vessels primarily serve independent oil traders, refinery operators, and both U.S. and international government entities. With a focus on maintaining a high-quality, incident-free service, Overseas Shipholding Group has established itself as a preferred cargo carrier for major oil and gas companies and traders globally.

Susteon is focused on advancing energy transition technology through the development of direct air capture (DAC) solutions. The company's innovative approach utilizes Dual-Functional Materials (DFM) that not only capture carbon dioxide from the air but also convert it into Renewable Natural Gas (RNG). This technology enables clients to produce various fuels, including diesel and aviation fuel, directly from captured carbon dioxide. Susteon’s efforts are further supported by a Small Business Innovation Research (SBIR) project sponsored by the Department of Energy, highlighting its commitment to addressing real-world environmental challenges.

Renascent Energy Management is a privately held, technology-focused energy firm that develops decarbonization solutions for producing clean hydrogen from natural gas.

Xcel Energy is an electric and natural gas utility company based in Minneapolis, Minnesota, founded in 1909. It serves approximately 3.8 million electric customers and 2.2 million natural gas customers across eight states. The company is involved in the generation, transmission, distribution, and sale of electricity, utilizing a diverse mix of energy sources including coal, nuclear, natural gas, hydro, solar, biomass, oil, and wind. Xcel Energy is recognized as one of the largest suppliers of renewable energy in the United States, with over half of its electricity sales derived from carbon-free sources. Its operations are organized into five segments: electricity, natural gas, renewable energy, transmission, and innovation, which also includes the development and leasing of natural gas pipelines and related facilities.

ALLETE, Inc. is an energy company based in Duluth, Minnesota, incorporated in 1906. It operates through two primary segments: Regulated Operations and ALLETE Clean Energy. The Regulated Operations segment includes Minnesota Power and Superior Water, Light and Power Company, which provide electric, natural gas, and water services to a significant number of customers in northeastern Minnesota and northwestern Wisconsin. Additionally, this segment encompasses an investment in American Transmission Company, a utility that maintains electric transmission infrastructure across parts of Wisconsin, Michigan, Minnesota, and Illinois. ALLETE Clean Energy focuses on the development, acquisition, and operation of clean and renewable energy projects, operating around 660 megawatts of wind energy generation. The company is also involved in coal mining operations in North Dakota and real estate investments in Florida, while owning and operating multiple substations with substantial capacity.

Entergy New Orleans, LLC is an electric and gas utility company operating primarily in Orleans Parish. It is a subsidiary of Entergy Corporation and focuses on electric power production and retail distribution. The company manages 36 miles of transmission mains and 1,740 miles of distribution mains, supporting its operations. Entergy New Orleans owns and operates power plants with a total generating capacity of approximately 30,000 megawatts, which includes nearly 9,000 megawatts from nuclear sources. The utility infrastructure consists of 1,430 miles of distribution lines and 158 transmission lines, complemented by 22 substations. The company serves approximately 205,000 electricity customers and 108,000 natural gas customers, contributing to the energy needs of the region. Based in New Orleans, Louisiana, Entergy New Orleans plays a vital role in providing essential utility services to its community.

Consumers Energy, established in 1886 and headquartered in Jackson, Michigan, is a major public utility serving approximately 6.7 million residents and businesses across Michigan's Lower Peninsula. It provides essential services, including electricity and natural gas, to nearly two-thirds of the state's population. The company, a subsidiary of CMS Energy Corporation, operates through three primary segments: Electric Utility, Gas Utility, and Enterprises. The Electric Utility segment generates, purchases, transmits, distributes, and sells electricity, while the Gas Utility segment manages the purchase, transmission, storage, distribution, and sale of natural gas. Consumers Energy is committed to investing in Michigan's future, with a strategic plan to invest over $6 billion in energy efficiency, renewable energy, environmental enhancements, and customer service improvements over the next five years.

Xcel Energy is an electric and natural gas utility company based in Minneapolis, Minnesota, founded in 1909. It serves approximately 3.8 million electric customers and 2.2 million natural gas customers across eight states. The company is involved in the generation, transmission, distribution, and sale of electricity, utilizing a diverse mix of energy sources including coal, nuclear, natural gas, hydro, solar, biomass, oil, and wind. Xcel Energy is recognized as one of the largest suppliers of renewable energy in the United States, with over half of its electricity sales derived from carbon-free sources. Its operations are organized into five segments: electricity, natural gas, renewable energy, transmission, and innovation, which also includes the development and leasing of natural gas pipelines and related facilities.

Georgia Power Company, incorporated in 1930 and headquartered in Atlanta, Georgia, is a subsidiary of The Southern Company that provides electric power and energy services to businesses and residents across the state. The company generates electricity through a diverse mix of sources, including natural gas, oil, coal, nuclear, hydro, and renewable energy. Georgia Power is committed to delivering reliable and affordable energy, and it also operates a solar program to promote renewable energy production. Additionally, the company offers energy efficiency programs and tips to help customers reduce their energy consumption and costs, ensuring a sustainable energy future for Georgia.

Southern California Gas Company is a regulated public utility that specializes in the distribution, transmission, and storage of natural gas. Headquartered in Los Angeles, California, the company serves approximately 22 million customers across Central and Southern California. Established in 1867, Southern California Gas operates an extensive network that includes over 3,000 miles of transmission and storage pipelines, more than 51,000 miles of distribution pipelines, and nearly 49,000 miles of service pipelines, along with nine transmission compressor stations. In addition to providing residential and commercial natural gas services, the company also offers energy efficiency programs to enhance energy conservation among its customers. As a subsidiary of Pacific Enterprises Inc., Southern California Gas plays a vital role in the energy infrastructure of the region.

Howard Energy Partners is an independent midstream energy company that focuses on natural gas gathering and transportation services within the energy sector. The company operates a comprehensive midstream platform, which includes natural gas gathering and transportation pipelines, natural gas liquids processing plants, rail facilities, liquid storage terminals, and deep-water port facilities. With operations primarily in Texas and Pennsylvania, Howard Energy Partners aims to provide access to abundant, clean, low-cost, and reliable energy. The company maintains corporate offices in San Antonio, Houston, and Mexico City, emphasizing its commitment to the midstream sector.

Portland General Electric Company is a regulated electric utility based in Portland, Oregon, serving approximately 895,000 customers across 51 cities. Established in 1889, it provides comprehensive services including the generation, transmission, distribution, and retail sale of electricity. The company operates a diverse energy portfolio with seven thermal plants, seven hydroelectric plants, and two wind farms, totaling 3.5 gigawatts of generation capacity. Its extensive electric transmission system consists of 1,264 circuit miles, complemented by 27,755 circuit miles of distribution lines. In addition to its electric services, Portland General Electric also engages in the wholesale purchase and sale of natural gas across the United States and Canada. With a commitment to renewable energy and community involvement, the company aims to deliver reliable and affordable energy while reflecting the values of its customers.

Summit Natural Gas of Maine, Inc. operates as a natural gas distributor.

Southern California Gas Company is a regulated public utility that specializes in the distribution, transmission, and storage of natural gas. Headquartered in Los Angeles, California, the company serves approximately 22 million customers across Central and Southern California. Established in 1867, Southern California Gas operates an extensive network that includes over 3,000 miles of transmission and storage pipelines, more than 51,000 miles of distribution pipelines, and nearly 49,000 miles of service pipelines, along with nine transmission compressor stations. In addition to providing residential and commercial natural gas services, the company also offers energy efficiency programs to enhance energy conservation among its customers. As a subsidiary of Pacific Enterprises Inc., Southern California Gas plays a vital role in the energy infrastructure of the region.

Atrex Energy, Inc. specializes in the design and manufacture of advanced power generation systems that utilize tubular solid oxide fuel cell technology. This innovative approach allows the conversion of conventional natural gas and propane into direct current electrical power with high efficiency, eliminating the need for hydrogen and combustion methods found in traditional generators. The company's product offerings include uninterruptible power supplies for first responders, portable telemedicine systems, and solutions tailored for various industries such as oil and gas, mining, construction, off-grid telecommunications, railroads, and environmental monitoring. Atrex Energy's systems are distributed through a network of authorized partners across Alaska, Canada, the United States, and Mexico. Established in 1994 and headquartered in Walpole, Massachusetts, Atrex Energy is poised for growth, anticipating an expansion of its workforce to meet increasing demand for its cost-effective and reliable power generation solutions.

Atrex Energy, Inc. specializes in the design and manufacture of advanced power generation systems that utilize tubular solid oxide fuel cell technology. This innovative approach allows the conversion of conventional natural gas and propane into direct current electrical power with high efficiency, eliminating the need for hydrogen and combustion methods found in traditional generators. The company's product offerings include uninterruptible power supplies for first responders, portable telemedicine systems, and solutions tailored for various industries such as oil and gas, mining, construction, off-grid telecommunications, railroads, and environmental monitoring. Atrex Energy's systems are distributed through a network of authorized partners across Alaska, Canada, the United States, and Mexico. Established in 1994 and headquartered in Walpole, Massachusetts, Atrex Energy is poised for growth, anticipating an expansion of its workforce to meet increasing demand for its cost-effective and reliable power generation solutions.