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Constellation to acquire RISEC for $715 million

PUBLIC · CEGSep 10, 2026

Acquiring Company

Constellation Energy

Acquired Company

RISEC Holdings

BaltimoreRhode IslandEnergyOil And GasRenewable EnergyBiomass EnergyEnergyRenewable EnergySolar

Description

Constellation Energy Corporation has announced its agreement to acquire RISEC Holdings, LLC for $715 million. This acquisition will boost Constellation's energy generation capabilities in the ISO New England market. RISEC operates the Rhode Island State Energy Center, a facility that has been providing power since 2002. The transaction is expected to close after regulatory approvals are obtained.

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Company Information

Company

Constellation Energy

Location

Baltimore, Maryland, United States

About

Constellation Energy is the country's largest operator of nuclear power plants and has been awarded a record $1 billion in contracts to supply nuclear power to the U.S. government over the next decade.

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Frequently asked

Who acquired RISEC Holdings?

RISEC Holdings was acquired by Constellation Energy, based in Baltimore. The deal was reported on September 10, 2026. Constellation Energy is the country's largest operator of nuclear power plants and has been awarded a record $1 billion in contracts to supply nuclear power to the U.S. government over the next decade. Constellation Energy is publicly traded (CEG) and operates in Energy.

When did Constellation Energy acquire RISEC Holdings?

Constellation Energy's acquisition of RISEC Holdings was reported on September 10, 2026. Constellation Energy Corporation has announced its agreement to acquire RISEC Holdings, LLC for $715 million. This acquisition will boost Constellation's energy generation capabilities in the ISO New England market. Fundz records the date the transaction was first publicly reported, sourced from filings and company announcements.

What does RISEC Holdings do?

RISEC Holdings, LLC (RISEC) owns a 609-megawatt (MW) two-unit combined-cycle gas turbine power plant outside Providence, Rhode Island. It is privately held, operating in Energy, and is based in Rhode Island.

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