Westlake Corporation Acquires ACI Compounding Solutions Business

Rock West Composites Acquires Assets of Performance Plastics, Inc.

September 8, 2023

Aerospace & Defense

Rock West Composites acquired the assets of Performance Plastics, Inc. on September 8, 2023, integrating PPI’s staff, facility and equipment into RWC operations. The deal expands Rock West’s product offering and manufacturing capabilities—adding metallic manufacturing, machining, forming and bonding—and brings approximately 80 PPI employees into RWC’s employee‑owned business.

WAI Global Acquires ACI Automotive from Standard Motor Products

January 31, 2025

Automotive

WAI Global has acquired ACI Automotive, a supplier of washer pumps, window regulators and door components, from Standard Motor Products, Inc. The deal expands WAI Global’s aftermarket product portfolio and leverages its global distribution network to broaden ACI’s customer reach while ensuring a seamless transition for customers and employees.

Westlake Chemical Acquires Hexion's Epoxy Business

February 1, 2022

Manufacturing

Westlake Chemical Corporation completed the acquisition of Hexion's epoxy-based Coatings and Composite businesses (the "Epoxy Business") for approximately $1.2 billion. The transaction transfers Hexion's epoxy specialty resins, base epoxy resins and intermediates product lines to Westlake; Hexion will continue to operate its Adhesives and Versatic Acids and Derivatives product lines following the divestiture.

Soundcore Capital Partners' ACI Holdings Acquires Asphalt Solutions (Indianapolis)

August 24, 2023

Construction

Soundcore Capital Partners, through its commercial paving platform ACI Holdings Group, acquired Asphalt Solutions, Inc., a provider of asphalt and concrete maintenance and repair services based in Indianapolis. The deal is the third add-on to Soundcore's ACI platform and is intended to expand ACI's commercial paving footprint in the Midwest and accelerate organic and acquisitive growth.

Westlake Acquires Hexion's Global Epoxy Business for ~$1.2B

February 1, 2022

Manufacturing

Westlake Chemical Corporation completed the acquisition of Hexion Inc.'s global epoxy business for approximately $1.2 billion in an all-cash transaction. The acquired business—to be branded Westlake Epoxy and headquartered in Rotterdam—adds specialty epoxy resins, modifiers and curing agents that expand Westlake's coatings and composites capabilities for end markets such as wind energy, automotive and aerospace.

Soundcore Capital Partners (via ACI Holdings) Acquires ACS Asphalt Concrete Solutions

March 24, 2023

Industrial Services

Soundcore Capital Partners, through its ACI Holdings Group platform, acquired ACS Asphalt Concrete Solutions and combined it with previously acquired ACI Asphalt & Concrete to create a larger commercial paving platform in the Minneapolis / Upper Midwest market. O2 Sponsor Finance (a division of Old Second National Bank) acted as administrative agent and lead arranger on more than $44 million of senior secured financing to support Soundcore’s acquisitions; Old National Bank and Northstar Capital provided additional financing and subordinated debt. Terms were not disclosed.