Atlantica Sustainable Infrastructure is a UK-based sustainable infrastructure company headquartered in

London London is the Capital city, capital and List of urban areas in the United Kingdom, largest city of both England and the United Kingdom, with a population of in . London metropolitan area, Its wider metropolitan area is the largest in Wester ...

. The company operates a diverse portfolio of assets, including renewable energy, efficient natural gas and electric transmission lines across several countries.

History

Atlantica was founded in 2013, established to manage a portfolio of long-term contracted energy and environmental infrastructure assets. The company went public on the

NASDAQ The Nasdaq Stock Market (; National Association of Securities Dealers Automated Quotations) is an American stock exchange based in New York City. It is the most active stock trading venue in the U.S. by volume, and ranked second on the list ...

in 2014, initially focusing on solar power plants, transmission lines, and water assets. Santiago Seage has served as Atlantica's CEO since its founding in 2013, with a brief departure in 2015. In 2020, the company rebranded as Atlantica Sustainable Infrastructure to reflect its growing focus on renewable energy and sustainability. In 2021, Atlantica further diversified its portfolio by acquiring the Coso Geothermal Plant in

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

, which provides base-load renewable energy. In the same year, Atlantica purchased a 49% stake in a wind portfolio with a total capacity of 596 MW for $196.5 million. Known as Vento II, the portfolio includes four wind assets located across

Illinois Illinois ( ) is a U.S. state, state in the Midwestern United States, Midwestern United States. It borders on Lake Michigan to its northeast, the Mississippi River to its west, and the Wabash River, Wabash and Ohio River, Ohio rivers to its ...

Texas Texas ( , ; or ) is the most populous U.S. state, state in the South Central United States, South Central region of the United States. It borders Louisiana to the east, Arkansas to the northeast, Oklahoma to the north, New Mexico to the we ...

Oregon Oregon ( , ) is a U.S. state, state in the Pacific Northwest region of the United States. It is a part of the Western U.S., with the Columbia River delineating much of Oregon's northern boundary with Washington (state), Washington, while t ...

, and

Minnesota Minnesota ( ) is a U.S. state, state in the Upper Midwestern region of the United States. It is bordered by the Canadian provinces of Manitoba and Ontario to the north and east and by the U.S. states of Wisconsin to the east, Iowa to the so ...

. By the end of 2023, Atlantica's renewable energy portfolio comprised 2,171 MW in operation. In 2024, the company expanded its portfolio further by acquiring two wind assets in

Scotland Scotland is a Countries of the United Kingdom, country that is part of the United Kingdom. It contains nearly one-third of the United Kingdom's land area, consisting of the northern part of the island of Great Britain and more than 790 adjac ...

, adding a combined capacity of 32 MW to its operations. In December 2024, Atlantica was acquired by

Energy Capital Partners Energy Capital Partners Management, LP (ECP) is an American investment firm headquartered in Summit, New Jersey. It focuses on investments in the energy sector. The firm has additional offices in New York City, Houston, San Diego, Fort Lauderdal ...

and a group of co-investors, leading to its delisting from the NASDAQ.

Operations

As of 2024, Atlantica manages assets with a total installed capacity of 2.2 gigawatts (GW) of renewable energy, including solar, wind, and geothermal power plants. The company's portfolio spans several regions: in North America, Atlantica operates the Solana and Mojave solar power plants and holds a 49% stake in a 596 MW wind energy portfolio. In Europe, Atlantica operates renewable energy projects, particularly in Spain. In South America, Atlantica owns several wind farms in Uruguay.

Acquisition

In 2024, Energy Capital Partners (ECP), a U.S.-based private investor in energy transition together with a group of co-investors, announced its plan to acquire Atlantica for $2.555 billion, with a purchase price of $22 per share. On May 27, 2024, Atlantica entered into an agreement pursuant to which 100% of its shares would be acquired by Energy Capital Partners and co-investors. In August 2024, Atlantica’s shareholders approved the acquisition, with 97% voting in favor at the general meeting. The acquisition completed in the fourth quarter of 2024. In December 2024, Atlantica Sustainable Infrastructure completed its acquisition by California Buyer Limited, a subsidiary of

and co-investors, through a scheme of arrangement under

English law English law is the common law list of national legal systems, legal system of England and Wales, comprising mainly English criminal law, criminal law and Civil law (common law), civil law, each branch having its own Courts of England and Wales, ...

. Following the transaction, Atlantica's ordinary shares were delisted from the

Nasdaq Global Select Market The Nasdaq Stock Market (; National Association of Securities Dealers Automated Quotations) is an American stock exchange based in New York City. It is the most active stock trading venue in the U.S. by volume, and ranked second on the list ...

References

{{reflist Companies listed on the Nasdaq Renewable energy companies