Rubicon Partners Acquires O&S Doors Limited
October 1, 2023
Rubicon Partners has acquired 100% of the share capital of O&S Doors Limited (OS Doors) from an affiliate of Sun European Partners. OS Doors, headquartered in Dungannon, Northern Ireland, is a UK & Ireland leader in kitchen, bedroom and bathroom frontal doors and employs around 350 people; Rubicon will work with existing management to further develop the business.
- Buyers
- Rubicon Partners
- Targets
- O&S Doors Limited (OS Doors)
- Sellers
- Affiliate of Sun European Partners, LLP
- Industry
- Building Products
- Location
- Northern Ireland, United Kingdom
- Transaction Type
- Buyout
Explore More
Related Acquisitions
-
Integrated Openings Solutions Acquires Design Supply Doors
October 1, 2025
Building Products
Integrated Openings Solutions (IOS), a commercial openings systems integrator headquartered in Olathe, Kansas, has acquired Design Supply Doors, a Kansas City-based subcontractor specializing in doors, frames, hardware, and Division 10 specialties. The acquisition expands IOS's presence and capabilities in the Kansas City market and broader Midwest region while adding Design Supply Doors' installation, repair, custom wood door modification, and maintenance capabilities to IOS's platform.
-
Cairngorm Capital Acquires Sentry Doors Holdings
February 22, 2019
Building Products
Cairngorm Capital Partners’ Fund II has acquired Sentry Doors Holdings Limited, a Doncaster-based manufacturer of timber fire and security door-sets. The deal enables founder succession as Gordon and Carolyn Yates step back, and provides capital to expand manufacturing capacity and broaden geographic distribution to meet rising regulatory-driven demand.
-
Specialty Product Hardware Acquires Ontario Commercial Doors Ltd.
December 3, 2020
Building Products
Specialty Product Hardware Ltd. (SPH) has acquired Ontario Commercial Doors Ltd., a Toronto-based manufacturer and supplier of industrial and commercial doors. The deal — terms undisclosed — expands SPH's supply, distribution and commercial door offerings across Ontario and follows the retirement of Ontario Commercial Doors' founder Charles Malone.
-
Osram Acquires Ring Automotive from Rubicon Partners
January 1, 2019
Automotive
Osram has acquired Ring Automotive Ltd, the British aftermarket specialist in automotive lighting, electronics and accessories, from private equity owner Rubicon Partners. The deal adds Ring's product portfolio and distribution network to Osram's automotive offering and provides Ring access to Osram's US and broader international channels.
-
Sentry Doors (Cairngorm Capital portfolio) Acquires E. & S. W. Knowles
August 9, 2022
Building Products
Cairngorm Capital-backed Sentry Doors Holdings Limited has acquired E. & S. W. Knowles & Company Limited, a Birmingham-based specialist manufacturer of timber fire-rated and security internal doorsets. The deal is an add-on to Sentry's platform, expanding its product range and reinforcing its position in the UK timber fire safety and security doorset market.
-
Frontenac Invests in Integrated Openings Solutions
November 28, 2023
Building Products
Chicago-based private equity firm Frontenac has partnered with Integrated Openings Solutions (IOS), a value-added specialty distributor and service provider of commercial door openings and access control solutions headquartered in Olathe, Kansas. The investment will support IOS's geographic expansion and broaden its product and service offerings while founders Joe Lopez and Nick McCarty remain in leadership; TM Capital served as financial advisor to IOS.
Track M&A activity that matters to you
Get real-time deal alerts, build buyer lists with AI, and access our full acquisition database. Start your free trial today.