CPP, a portfolio company of Warburg Pincus and Berkshire Partners, has sold Onamac to Due West Partners
Consolidated Precision Products (CPP) has sold Onamac Industries Inc. to Due West Partners.
Onamac Industries is a manufacturer of precision machined components, specializing in low-volume, high-mix production for next generation aerospace platforms, complex machined aeroengine castings, highly specialized fabrication and assembly work, and aftermarket aircraft spares.
Due West Partners is a private investment firm based in the Pacific Northwest with a focus on the aerospace and defense industry. The company has historical expertise and extensive industry relationships in the A&D industry.
CPP is one of the largest investment and precision sand casting companies in the world. It manufactures highly complex components for the commercial aerospace market, including engine housings, gear boxes, front frames, shrouds, panels, fairings, blades and vanes.
Oaklins Janes Capital Partners, our aerospace, defense and security team in Irvine, advised CPP, a portfolio company of Warburg Pincus and Berkshire Partners, on its divestiture of Onamac Industries to Due West Partners.


Talk to the deal team
Stephen Perry
Oaklins Janes Capital
Chris William Reinecke
Oaklins Janes Capital
Related deals
McStarlite Co. has been acquired by Standex International Corporation
McStarlite Co. has been sold to Standex International Corporation for approximately US$56.5 million in cash. The company will be integrated into Standex’s Engineering Technologies Group business segment.
Learn moreSTM Environmental has been acquired by Phenna Group
STM Environmental has been acquired by Phenna Group, gaining access to a broader network of expertise, enhanced resources and global reach. With extensive experience in life safety, environmental compliance and quality testing, along with a wide client base, Phenna Group is the ideal partner to accelerate STM Environmental’s expansion.
Learn moreAcapo AS has been acquired by Longship AS
Oslo-based intellectual property advisory firm Onsagers, supported by Longship since May 2024, has acquired Acapo AS. By combining decades of expertise and global reach, this strategic acquisition unites two of Norway’s most reputable IP firms, enabling them to offer a comprehensive range of solutions in patents, trademarks and IP strategy. This milestone strengthens their position in building a best-in-class network for strategic IP management, marking a key step in their continued growth.
Learn more