Williams draws $5.34bn backing from Blackstone, Apollo and KKR

Blackstone, Apollo and KKR have agreed to invest $5.34 billion in Williams, according to PE Hub, in a transaction that brings three large investment firms into energy projects controlled by the company. Williams will keep a 51 percent interest in the projects and retain both commercial and operational authority, PE Hub reported.

The structure gives the outside investors minority exposure while leaving Williams with majority ownership. A 51 percent stake generally preserves control over key decisions tied to the assets, and PE Hub said Williams will also continue to run the projects commercially and operationally.

For investors and energy-sector operators, the deal highlights the continued role of private capital in funding infrastructure tied to power and energy demand. The report did not specify the individual amounts to be provided by Blackstone, Apollo and KKR, nor did it identify the projects covered by the investment.

Williams keeps control of the assets

PE Hub said Williams will remain the controlling owner of the projects after the investment. That control is significant because commercial authority covers how capacity, services or output are contracted, while operational control relates to the management and performance of the underlying assets.

The arrangement also separates capital contribution from day-to-day management. Blackstone, Apollo and KKR are providing funding, while Williams remains responsible for running the projects, according to the report.

Chad Zamarin serves as president and chief executive officer of Williams, PE Hub said. The report did not include executive comments from Williams or the investing firms.

Guidance remains unchanged

Williams continues to expect 2026 adjusted EBITDA to land in the upper half of its $8.05 billion to $8.35 billion range, according to PE Hub. Adjusted EBITDA is a non-GAAP earnings measure commonly used by energy infrastructure companies to indicate operating performance before interest, taxes, depreciation, amortisation and certain adjustments.

The maintained outlook suggests the company has not changed its stated 2026 earnings expectations in connection with the investment, based on the figures reported by PE Hub. The report did not provide updated revenue, leverage or capital expenditure targets.

Blackstone, Apollo and KKR are among the largest global alternative investment managers, and each has been active in infrastructure and energy-related assets. PE Hub did not disclose when the transaction is expected to close or whether it requires regulatory or other approvals.

The reported investment comes as energy infrastructure continues to attract institutional capital because of demand for transportation, storage and related assets. In this case, the disclosed terms point to a minority investment model in which external investors supply capital while the incumbent operator preserves control.

This story draws on original reporting from PE Hub.