Advent Technologies
NASDAQ:ADNWWAdvent Technologies Holdings, Inc., an advanced materials and technology development company, operates in the fuel cell and hydrogen technology markets in North America, Europe, and Asia. It develops, manufactures, and assembles fuel cell systems and critical components that determine the performance of hydrogen fuel cells and other energy systems. The company offers high-temperature proton exchange membrane (HT-PEM) fuel cells, including membrane electrode assemblies, bipolar plates, and reformers, as well as provides fuel-cell stack assembly and testing services. It serves stationary power, portable power, automotive, aviation, energy storage, and sensor markets. The company is headquartered in Boston, Massachusetts.
A2A
OTCMKTS:AEMMYA2A S.p.A. engages in the production, sale, and distribution of gas and electricity, and district heating in Italy and internationally. The company generates electricity through hydroelectric, thermoelectric, photovoltaic, cogeneration, biomass, and wind plants; and sells and distributes gas. It also engages in the production and sale of heat produced through district heating networks; waste management activities, including collection and street sweeping, treatment, disposal, and recovery of materials and energy; and the construction and management of integrated waste disposal plants and systems. In addition, the company offers integrated water cycle management services; and technical consultancy services relating to energy efficiency certificates. Further, it is involved in the management of public lighting systems and street lights, and water purification and sewer activities, as well as offers garbage collection, street sweeping, video surveillance, energy efficiency, and electric mobility services. A2A S.p.A. is headquartered in Milan, Italy.
AES Tietê Energia
OTCMKTS:AESTYAES Tietê Energia S.A., together with its subsidiaries, engages in the renewable energy generation business in Brazil. It generates electricity through hydroelectric, wind, and solar sources. The company operates 9 hydroelectric power plants and 3 small hydroelectric power plants with an installed capacity of 2,658 megawatts. It also operates wind and solar energy production units, including the Alto Sertão II wind complex with an installed capacity of 386 megawatts; and Guaimbê Solar Complex and Ouroeste Solar Complex with an installed capacity of 299 megawatts located in the state of São Paulo. The company was formerly known as Companhia Brasiliana de Energia and changed its name to AES Tietê Energia S.A. in December 2015. The company was founded in 1999 and is headquartered in São Paulo, Brazil. AES Tietê Energia S.A. is a subsidiary of AES Holdings Brasil Ltda.
Corning Natural Gas
OTCMKTS:CNIGCorning Natural Gas Holding Corporation, through its subsidiaries, distributes natural gas and electricity. The company offers natural gas to approximately 15,000 customers through approximately 434 miles of distribution main and 86 regulating stations; and electricity to approximately 4,900 customers through approximately 160 miles of electric distribution wire and poles, and 20 miles of gas distribution pipe. It also owns 4 gate stations and approximately 18 miles of pipe in Susquehanna and Bradford Counties, Pennsylvania. The company serves residential, commercial, industrial, and municipal customers in the Corning, Hammondsport, and Virgil areas, as well as in Pike county; and distributes to 2 other gas utilities that serve the Elmira and Bath areas of New York. The company was incorporated in 1904 and is headquartered in Corning, New York. As of July 6, 2022, Corning Natural Gas Holding Corporation was taken private.