SMC Infrastructure Partners Acquires InfraNext Partners

Environ Energy Acquires Infinity Power Partners

June 29, 2026

Energy

Environ Energy announced the acquisition of Infinity Power Partners (IPP), expanding its integrated energy management presence and entering the multifamily residential market. The deal adds about 2,000 clients and a portfolio representing more than 1,400,000 residential units under contract across the United States.

Madison Energy Infrastructure Acquires NextEra Energy Resources' Distributed Generation Platform

October 2, 2025

Energy

Madison Energy Infrastructure completed the acquisition of NextEra Energy Resources' distributed generation development platform, including operating solar and energy storage assets, a development pipeline and customers across 25 states. The deal brings Madison's ecosystem to nearly 1 GW of operating clean energy infrastructure and expands its commercial and community customer footprint while leveraging recent financing and support from EQT and other capital partners.

MidOcean Partners Acquires SI Solutions

August 15, 2024

Industrial Services

MidOcean Partners, a New York-based private equity firm, has acquired SI Solutions, a provider of engineering, testing, inspection, compliance, maintenance and digital solutions for power and critical infrastructure. SI Solutions (more than 450 employees) will remain led by CEO Mark Marano; management, employee shareholders and prior investor Jumana Capital have reinvested in the business. Terms were not disclosed.

Macquarie Asset Management Acquires 50% Stake in Last Mile Infrastructure Group from Infracapital

December 20, 2023

Utilities

Macquarie Asset Management (via Macquarie European Infrastructure Fund 7) has acquired a 50% stake in Last Mile Infrastructure Group from Infracapital, with Infracapital retaining the remaining 50%. Last Mile, one of the UK’s largest independent network owners that designs, builds, owns and operates last-mile electricity, gas, water and wastewater networks, will benefit from the partnership to support growth and energy-transition opportunities across the UK. The transaction remains subject to regulatory approvals.

PAI Partners to Acquire Majority Stake in Infra Group

July 6, 2023

Infrastructure

PAI Partners has agreed to acquire a majority stake in Infra Group, a Belgium-headquartered multi-disciplinary network infrastructure services provider. The investment will make PAI the largest shareholder alongside existing investors ICG, Andera Partners and the management team, and will support Infra Group's growth strategy to accelerate expansion organically and via complementary acquisitions.

Thomas H. Lee Partners Acquires Majority Stake in AbacusNext

March 11, 2021

Cloud & SaaS

Funds affiliated with Thomas H. Lee Partners (THL) have acquired a majority stake in AbacusNext from growth equity firm PSG. AbacusNext, a vertical cloud/SaaS provider for legal, accounting and compliance-focused professionals, will remain led by CEO Scott Johnson and will partner with THL to accelerate product investment, integrated payment capabilities and pursue strategic acquisitions.