Saothair Capital Partners Acquires Majority Stake in Pioneer Window Holdings

Saothair Capital Partners Acquires GatesAir

October 14, 2025

Manufacturing

Saothair Capital Partners has completed the acquisition of GatesAir, Inc. through a newly-formed affiliate. GatesAir, a 100+ year designer, manufacturer and installer of over-the-air broadcast and public safety communications equipment headquartered in Mason, Ohio, will continue to be led by President and CEO Barbara Spicek as Saothair invests to scale the business, broaden geographic presence, and expand its turnkey product and services portfolio.

Victor Capital Partners Acquires Specialty Fenestration Group

February 24, 2026

Building Products

Victor Capital Partners, a middle-market private equity firm, has acquired Specialty Fenestration Group, a Houston-based designer and manufacturer of transaction and high-security window and door solutions (including the Quikserv and U.S. Bullet Proofing brands). The investment — financed in part by Sound Point Capital Management and Fidelity Direct Lending — is intended to support product innovation, market expansion and scaling of the platform; River Associates completed the sale to Victor Capital.

Schueco International Takes Minority Stake in Skyline Windows

May 7, 2024

Building Products

Schueco International, a global windows, doors and façade systems company based in Bielefeld, Germany, has acquired a minority ownership stake in Skyline Windows. As part of the partnership Skyline becomes Schueco’s exclusive distributor in North America, gaining access to Schueco’s products and technology to accelerate growth and expand its offerings.

Santiago Investment Group Acquires Majority Stake in Sprouse Windows and Doors

November 16, 2022

Manufacturing

Denver-based private equity firm Santiago Investment Group acquired a majority ownership position in Sprouse Windows and Doors, a 37-year-old family-owned manufacturer of energy-efficient vinyl windows and doors headquartered in New Martinsville, West Virginia. Santiago plans to invest in modernizing equipment, employee engagement and support continued growth while Sprouse will continue to operate under its existing name.

AEA Investors Acquires Window Nation

July 17, 2021

Building Products

AEA Investors' middle-market private equity team has closed the acquisition of Window Nation Holding, LLC from Cortec Group. Window Nation, a direct-to-consumer provider of replacement windows and exterior doors headquartered in Fulton, Maryland, operates across 15 U.S. markets and has ~550 employees; AEA will partner with the founders to drive the company's next phase of growth.

Founders East Capital Partners Invests in Alumitech Architectural Glass and Metal

November 8, 2023

Building Products

Founders East Capital Partners has completed an investment in Alumitech Architectural Glass and Metal, a Halifax-based provider of engineered curtain walls, architectural windows, skylights, storefronts, doors, metal cladding and custom fabricated architectural glass. Founder Norsat Eblaghi will remain an owner and director and will work with Founders East to select and mentor the company’s next president as part of a succession-focused recapitalization to support the company’s next phase of growth.