Algonquin Power & Utilities to Sell Stake in Chilean Water Utility Suralis to Toesca Fund

Unitil Completes Purchase of Aquarion Water Company of New Hampshire and Abenaki Water Co.

June 30, 2026

Infrastructure

Unitil Corporation completed the acquisition of two regulated water utilities—Aquarion Water Company of New Hampshire, Inc. and Abenaki Water Co., Inc.—from the Aquarion Water Authority. The purchase price was $55.8 million (including assumed debt), and Unitil expects the deal to be earnings accretive over the long term.

Fusion Capital Partners Acquires AQUALIS from DFW Capital Partners

April 28, 2026

Environmental Services

Fusion Capital Partners has acquired AQUALIS, a provider of stormwater and wastewater management, engineering, and compliance services, from DFW Capital Partners. Financial terms were not disclosed. The transaction is described as Fusion’s first platform acquisition of 2026 and its fourth platform investment overall.

Platinum Equity Acquires Solenis and Combines It With Sigura Water

November 9, 2021

Manufacturing

Platinum Equity has completed its acquisition of specialty chemicals maker Solenis from Clayton, Dubilier & Rice and BASF for an enterprise value of $5.25 billion and simultaneously merged Solenis with Platinum-owned Sigura Water, creating a combined business with approximately $3.5 billion in revenue. The combined company expands Solenis' portfolio into residential and commercial pool & spa treatment markets, increases geographic reach and manufacturing scale, and will be led by Solenis CEO John Panichella with Sigura's Robert Baird heading the new Pool Solutions division.

USALCO (H.I.G. Portfolio) Acquires ALTIVIA's Water Treatment Business

September 30, 2021

Manufacturing

USALCO, a portfolio company of H.I.G. Capital, has acquired ALTIVIA’s water treatment chemical business, including ferric and ferrous sulfate production facilities in Houston, Texas. The deal transfers the unit from ALTIVIA as the company focuses on petrochemicals and specialty chemicals, and expands USALCO’s coagulant product offering and Texas footprint.

Altaris Acquires 51% Stake in Solesis from Michelin

June 1, 2021

Medical Devices

Altaris Capital Partners has completed the acquisition of a 51% stake in Solesis from Michelin, with Michelin retaining a 49% ownership interest and partnering with Altaris to build Solesis as an independent company. Solesis, a U.S.-based biomaterials and medical-device components manufacturer operating through The Secant Group, Charter Medical and SanaVita Medical, employs approximately 360 people across production facilities in Pennsylvania and North Carolina.

ACON Investments Acquires Majority Stake in Sola de Antequera (Alsur)

July 31, 2020

Food & Beverage

ACON Investments, together with Madrid-based Quarza Inversiones, acquired a majority stake in Sola de Antequera S.A. (Alsur), a producer, processor and distributor of preserved and canned vegetables with production facilities in Spain and Peru and sales across Spain and the United States. The Jiménez Family and Mario Mustafá Aguinaga retain a significant minority stake; ACON said the strategy will focus on expanding Alsur's footprint in Spain and accelerating growth into the U.S.