KPS Capital Partners Acquires Catalyst Acoustics Group

The Stephens Group Acquires Kinetics Noise Control to Form Catalyst Acoustics Group

January 21, 2020

Building Products

The Stephens Group, a Little Rock-based private investment firm, finalized the acquisition of Kinetics Noise Control, a Dublin, Ohio designer and manufacturer of acoustic and vibration-control products. The firm simultaneously formed Catalyst Acoustics Group as a platform to house Kinetics alongside other noise-control businesses (including Sound Seal, IAC Acoustics, Noise Barriers and Lamvin) to consolidate capabilities and expand market coverage.

KPS Capital Partners to Acquire Controlling Stake in Ketjen Refining Catalyst Solutions from Albemarle

March 3, 2026

Industrial Services

KPS Capital Partners, through a newly formed affiliate, entered into a definitive agreement to acquire a controlling 51% stake in Ketjen Corporation’s refining catalyst solutions business. Albemarle will retain a 49% stake and keep 100% ownership of Ketjen’s Performance Catalyst Solutions (PCS) business. The transaction is expected to close in the first half of 2026 (with KPS stating first quarter 2026), subject to regulatory approvals and customary closing conditions.

KPS Capital Partners to Acquire The Wells Companies, Inc.

February 10, 2026

Industrial Services

KPS Capital Partners, LP has signed a definitive agreement through a newly formed affiliate to acquire The Wells Companies, Inc. Financial terms were not disclosed. The transaction is expected to close in the first quarter of 2026, subject to customary closing conditions and approvals.

Catalyst Acoustics Group Acquires Madrid, Inc.

May 15, 2024

Building Products

Catalyst Acoustics Group, a portfolio company of The Stephens Group, acquired the assets of Madrid, Inc., a California-based maker of premium acoustical wood products for architectural ceilings. The add-on expands Catalyst's product capabilities in wood acoustics while Madrid will retain autonomy and gain access to CAG's operational and financial resources.

Catalyst Acoustics Group Acquires Curb Technologies, LLC

May 8, 2025

Building Products

Catalyst Acoustics Group, a portfolio company of KPS Capital Partners, completed the acquisition of Curb Technologies, LLC, a manufacturer of custom roof curbs based in Opelika, Alabama. The deal expands Catalyst's HVAC rooftop support and vibration isolation product offering while Curb Tech's co-founders will continue to run operations; financial terms were not disclosed.

KPS Capital Partners Acquires INEOS Composites from INEOS Enterprises

December 3, 2024

Manufacturing

KPS Capital Partners, through a newly formed affiliate, signed a definitive agreement to acquire INEOS Composites from INEOS Enterprises Holdings II Ltd for an estimated ~€1.7 billion. The deal was expected to close in the first half of 2025, and later sources confirm the acquisition closed and the company was renamed Alta Performance Materials.