Cobham Ultra, a portfolio company of Advent International, has agreed to sell Ultra Maritime, a Braintree, Massachusetts-based undersea warfare solutions provider, to Lockheed Martin, for $3.45 ...

The deal gives Lockheed Martin a portfolio of sonar systems, sonobuoys, and torpedo defense technology serving allied navies ...

Defence firm Cobham said on Monday it had agreed to buy Ultra Electronics in a deal valuing its UK-listed rival at 2.57 billion pounds ($3.56 billion), setting out commitments aimed at allaying any ...