It will buy the business, for an undisclosed sum, from private equity firm Advent International. The Maidenhead-based business, which has more than 200 employees, is currently part of Advent’s Cobham Ultra defence business. The move will strengthen its presence in cybersecurity across Europe, adding to its existing cyber business based in Newport, Wales. Ultra Cyber was originally part of former FTSE 250 firm Ultra Electronics, which was bought by defence firm Cobham for £2.6 billion in 2021, a year after Cobham had been bought by Advent. “By joining our expertise with Ultra Cyber’s unique capabilities, we are acting as a long-term, trusted partner to the UK Ministry of Defence.

Source: The Times March 23, 2026 12:50 UTC