Apollo Funds Makes Strategic Investment in T.D. Williamson

SCF Partners Invests in T.D. Williamson

July 5, 2022

Industrial Services

SCF Partners, a Houston-based private equity firm, announced an investment partnership with T.D. Williamson (TDW), the Tulsa-headquartered global leader in pipeline intervention, isolation, inspection and pigging products and services. The partnership is intended to support TDW's growth and capability expansion globally while partnering with the Williamson family and management to pursue new opportunities, including those tied to the energy transition.

T.D. Williamson Acquires Petro-Line

December 17, 2024

Energy

T.D. Williamson (TDW) has acquired Petro-Line, a Canadian provider of patented pipeline repair products and services known for the PETROSLEEVE. The acquisition adds Petro-Line's in-service pipeline repair capability to TDW's portfolio and expands TDW's presence and service offerings in Western Canada.

Apollo Funds Acquire Majority Stake in Bold Production Services

February 12, 2025

Energy

Funds managed by Apollo affiliates have acquired a majority interest in Bold Production Services, a Houston-based provider of contracted natural gas treatment solutions. The investment will support Bold's growth and expansion of its fleet and services to meet rising U.S. natural gas demand across Permian and Eagle Ford basins.

Apollo Funds Acquire Majority Stake in The State Group

November 18, 2024

Industrial Services

Funds managed by Apollo's Impact and Clean Transition strategies have acquired a majority stake in The State Group from Blue Wolf Capital, with Blue Wolf and existing management retaining minority ownership. The State Group, headquartered in Franklin, Tennessee, is a multi‑trade industrial services contractor providing electrical, mechanical, robotics and automation services across industrial end markets; Apollo said the investment will support capability expansion and the company's role in the energy transition.

Apollo Funds Acquire Majority Stake in Total Operations and Production Services (TOPS)

June 8, 2021

Energy

Funds managed by affiliates of Apollo Global Management acquired a majority interest in Total Operations and Production Services, LLC (TOPS) from Black Bay Energy Capital. The investment will support TOPS' continued growth as a provider of low-emission, electric-driven gas compression services in the Permian Basin and expand its capabilities to serve growing demand for electrified compression solutions.

Apollo-Managed Funds Acquire Majority Interest in Stream Data Centers

November 3, 2025

Infrastructure

Apollo-managed funds have completed the acquisition of a majority interest in Stream Data Centers (SDC). Principal Asset Management acquired a minority stake while SDC’s management retains a minority ownership; the capital will be used to scale SDC’s multi‑gigawatt hyperscale and AI-focused development pipeline from its Dallas headquarters.