I Squared Capital Acquires Spire Natural Gas Storage Businesses for $650 Million

June 30, 2026

Spire Inc. has completed the sale of its natural gas storage businesses in Wyoming and Oklahoma (“Spire Storage”) to I Squared Capital for $650 million. The sold assets will be rolled into I Squared’s portfolio company, Bear River Midstream LLC, with proceeds used to support Spire’s ongoing strategic focus and funding of its previously acquired Piedmont Natural Gas Tennessee business.

Buyers
I Squared Capital, Bear River Midstream LLC
Targets
Spire Storage (natural gas storage businesses in Wyoming and Oklahoma)
Sellers
Spire Inc.
Platforms
Bear River Midstream LLC
Industry
Energy
Location
United States
Transaction Type
Buyout

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