Stark Power to Acquire Sagebrush Infrastructure Partners

Stark Power to Acquire Cottage Grove Energy Campus in Minnesota

October 9, 2026

Energy

Stark Power entered into a definitive agreement to acquire the Cottage Grove energy campus near Cottage Grove, Minnesota, from Ultra Capital and Panamint Capital. The campus includes a 262 MW natural gas-fired combined-cycle power plant and a planned 80 MW / 320 MWh battery energy storage project, with contracted revenues tied to Northern States Power (Xcel Energy).

Partners Group Invests $1B+ and Acquires Majority Stake in AVK Power Solutions

August 14, 2026

Infrastructure

Partners Group has agreed to acquire a majority stake in AVK Power Solutions and initially invest more than $1 billion of equity to scale the company’s power infrastructure platform for European data centers and AI computing facilities. The deal includes supplemental debt financing, with AVK management retaining a minority ownership stake.

ArcLight Capital Partners Acquires Advanced Power

July 24, 2025

Energy

ArcLight Capital Partners has acquired Advanced Power and committed an initial $1 billion equity investment to accelerate development of modern power infrastructure. The partnership could deploy more than $5 billion over five years to support over 20 GW of new generation and 10+ GWh of storage, targeting utilities, data center developers and hyperscalers across North America.

BGC Group Acquires Sage Energy Partners

October 10, 2024

Energy

BGC Group, Inc. (Nasdaq: BGC) has acquired Sage Energy Partners, LP, a Houston-based energy and environmental brokerage firm. The deal expands BGC's U.S. energy brokerage capabilities — adding coverage in refined products, biofuels, ethanol, carbon emissions, NGLs and petrochemicals — and strengthens its Energy, Commodities, and Shipping (ECS) business.

NV5 Global Acquires Sage Renewable Energy Consulting

August 24, 2021

Energy

NV5 Global, Inc. acquired Sage Renewable Energy Consulting, Inc. in a cash-and-stock transaction to expand NV5's clean energy and ESG consulting capabilities. Sage, based in the San Francisco Bay Area and founded in 2009, brings expertise in solar, battery storage, microgrids, electric vehicle planning, and project management across public and private sector clients.

Blackstone Infrastructure Partners Acquires ~44% Economic Interest in Tallgrass Energy

February 5, 2019

Energy

Affiliates of Blackstone Infrastructure Partners agreed to acquire 100% of the general partner membership interests and approximately a 44% economic interest in Tallgrass Energy, LP from Kelso & Co., The Energy & Minerals Group and certain management investors for about $3.3 billion in cash. Singapore sovereign wealth fund GIC will be a minority investor in the transaction; the deal represents an ownership transition and provides capital and strategic support for Tallgrass’s midstream growth projects.