M&A Deal Summary

Spire Acquires Piedmont Natural Gas

On July 29, 2025, Spire acquired energy services and equipment company Piedmont Natural Gas from Duke Energy for 2.5B USD

Acquisition Highlights
  • This is Spire’s 2nd transaction in the Energy Services and Equipment sector.
  • This is Spire’s largest (disclosed) transaction.
  • This is Spire’s 6th transaction in the United States.
  • This is Spire’s 1st transaction in North Carolina.

M&A Deal Summary

Date 2025-07-29
Target Piedmont Natural Gas
Sector Energy Services and Equipment
Buyer(s) Spire
Sellers(s) Duke Energy
Deal Type Divestiture
Deal Value 2.5B USD

Target

Piedmont Natural Gas

Charlotte, North Carolina, United States
Piedmont Natural Gas is an energy services company primarily engaged in the distribution of natural gas to over one million residential, commercial, industrial, and power generation customers. Piedmont Natural Gas was founded in 1949 and is based in Charlotte, North Carolina.

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Buyer(S) 1

Buyer

Spire

St. Louis, Missouri, United States

Category Company
Founded 1857
Sector Utilities
Employees3,475
Revenue 2.6B USD (2024)
DESCRIPTION

Spire is a utility holding company whose primary business is the delivery of natural gas to residential, commercial, and industrial customers. The company has three natural gas utilities: Laclede Gas, Missouri Gas Energy, and Alabama Gas Corporation. Spire was founded in 1857 and is based in St. Louis, Missouri.


DEAL STATS #
Overall 6 of 6
Sector: Energy Services and Equipment M&A 2 of 2
Type: Divestiture M&A Deals 6 of 6
State: North Carolina M&A 1 of 1
Country: United States M&A 6 of 6
Year: 2025 M&A 1 of 1
Size (of disclosed) 1 of 5
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2023-05-25 Omega Pipeline

Fort Leonard Wood, Missouri, United States

Omega Pipeline is a connected gas distribution system. Omega Pipeline was formed in 1992 and is based in Fort Leonard Wood, Missouri.

Buy $175M

Seller(S) 1

SELLER

Duke Energy

Charlotte, North Carolina, United States

Category Company
Founded 1904
Sector Energy Services and Equipment
Employees27,859
Revenue 30.4B USD (2024)
DESCRIPTION

Duke Energy is an electric power holding company that regulates utility operations that serves approximately 4 million customers located in five states in the Southeast and Midwest, representing a population of approximately 11 million people. Its commercial power and international business segments own and operate diverse power generation assets in North America and Latin America, including a growing portfolio of renewable energy assets in the United States. Duke Energy was incorporated in 1904 and is based in Charlotte, North Carolina.


DEAL STATS #
Overall 10 of 10
Sector: Energy Services and Equipment M&A 4 of 4
Type: Divestiture M&A Deals 7 of 7
State: North Carolina M&A 4 of 4
Country: United States M&A 8 of 8
Year: 2025 M&A 1 of 1
Size (of disclosed) 1 of 6
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2022-02-01 Viatec

Greenville, South Carolina, United States

Viatec is a manufacturer of plug-and-play electronic power take-off systems that support the electrification of utility fleets. Viatec has developed, patented, and commercialized technology that is becoming recognized as the next industry standard in the vocational vehicle sector for auxiliary power. Viatec was founded in 2015 and is based in Greenville, South Carolina.

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