Costain Group

Simulation Systems Limited, established in 1979 and based in Bristol, United Kingdom, specializes in designing, prototyping, and manufacturing electronic systems for various industrial and commercial applications, particularly in the highways sector. The company offers a wide range of products, including tactile systems for pedestrian crossings, traffic control and signaling systems, and integrated hardware and software solutions for traffic monitoring and management. Their portfolio encompasses digital and analog CCTV equipment, real-time image enhancement technologies, traffic detection systems, and tunnel monitoring solutions. Additionally, Simulation Systems provides innovative tools such as Bluetooth detection systems, message signs, vehicle detection systems, and deployable CCTV technologies, catering to diverse security and safety needs. With a team of 165 employees, the company is committed to delivering effective solutions to its clients.

Rhead Group, established in 1985 and operating with over 550 people, provides a range of solutions for the lifecycle of infrastructure, construction and asset management programmes, primarily in the UK, for a number of blue-chip customers including National Grid, Wales & West Utilities and BAE Systems. Rhead Group’s senior management team, including Nigel Curry, Rhead Group CEO, will remain with the business.

EPC Offshore is a specialist oil & gas project management services company. EPC Offshore is a field development and project management specialist providing client-side services to North Sea oil and gas companies. The company is differentiated by its program management expertise and the highly effective application of proprietary in-house systems and processes.

Promanex is an industrial support services company that specializes in providing construction and engineering support. It offers Total Facilities Management (TFM) services tailored for the power generation, petrochemical, and general industrial sectors. The company focuses on delivering outsourced facilities management, along with installation, repair, and maintenance services, ensuring efficient operations across various industrial environments.

ClerkMaxwell An independent provider of multi-discipline engineering, project management and asset support services.

ClerkMaxwell Limited provides project management, engineering, and support services to the upstream oil and gas market.