
Shipbuilding
Bluestone Investment Partners backs Delphinus Engineering for U.S. naval maintenance expansion
Delphinus Engineering announced a strategic partnership with Bluestone Investment Partners, a private equity firm focused on the U.S. military and government sector. Founder Ranjit Das, who led the company for over 30 years, is transitioning leadership to Roby Lentz, former Senior Vice President and Chief Operating Officer. The partnership aims to strengthen the U.S. maritime industrial base through workforce investment, technical capabilities expansion, and strategic acquisitions supporting U.S. Navy fleet readiness.























