More than £700 million in orders and opportunities support RENK’s acquisition of David Brown Defence

Key Facts

German group RENK announced on 2 November 2026 that it had completed its acquisition of David Brown Defence from Stellex Capital Management, after obtaining the necessary regulatory approvals. The company became part of the group under the name RENK UK Huddersfield, according to a RENK statement. The British company has an order book and opportunities worth more than £700 million for the period from 2026 to 2030. The deal gives RENK access to low-noise, low-vibration submarine propulsion technology for the first time in its portfolio. RENK signed the agreement in London on 3 July 2026, while the two parties agreed not to disclose the commercial terms.

RENK said the Huddersfield site would immediately serve as a centre of excellence for submarine propulsion systems. David Brown Defence’s business combines main propulsion systems for naval vessels and submarine propulsion technology, as well as power packs and transmissions for wheeled and tracked vehicles. The company thereby adds a specialised naval business to a group that includes products for land vehicles. RENK Chief Executive Alexander Sagel said the group was committed to Huddersfield and the British defence industry, adding: "As a European partner, we are committed to Huddersfield and the British defence industry." He said customers could rely on continued delivery.

The deal links RENK to long-term naval programmes in the UK, Canada, Norway and Australia, and also supports delivery of the Global Combat Ship programme, known as Type 26. When signing the agreement, RENK said the programme covered up to 34 vessels, including Type 26 and Hunter frigates and River destroyers. The British Royal Navy plans to operate 8 Type 26 frigates alongside 5 Type 31 frigates, according to a government announcement in June 2026. The Royal Navy says City Class ships, also known as Type 26, are designed primarily for anti-submarine warfare, with a low-noise hull to reduce sound underwater. This gives the company’s propulsion systems a role in a naval programme linked to anti-submarine capabilities.

On land, RENK said when the agreement was signed that the deal would expand its portfolio to include British programmes such as Challenger 2 and Boxer. David Brown Defence has a team of 530 people, its chief executive Mike Helme said, with more than a century of engineering experience. Helme said: "Our team of 530 people has more than a century of engineering experience." RENK sees integration opportunities in the shared use of manufacturing, procurement and engineering capabilities, as well as market access. The company described these operational and technical areas as synergies between the two businesses.

The deal comes as RENK recorded an increase in orders in the first half of 2026, reaching 1,195.1 million euros, compared with 921.2 million in the corresponding period of 2025, an increase of 29.7%. The company said continued strong demand in its defence business supported the increase. When it published its first-half results, the management board maintained its guidance for the 2026 financial year of revenue exceeding 1.5 billion euros and adjusted operating profit of between 255 and 285 million euros. The David Brown Defence deal, announced in July and completed in November, adds a British business base linked to naval and land defence programmes to the group. The completion announcement confirmed that the Huddersfield site would immediately begin its new role as a centre of excellence.