Jonathan Stuart Dunwell

James Donaldson & Sons Ltd. processes, manufactures, and distributes timber and engineered timber products. It operates through its subsidiaries; James Donaldson Timber Ltd, Donaldson Timber Engineering Ltd, MGM Timber (Scotland) Ltd, Parker Kislingbury Ltd. The company was founded in 1860 and is headquartered in Glenrothes, the United Kingdom.

EJ Parker Technical Services (Central ) Ltd. provides electrical and mechanical building services. It offers electrical services, such as lighting, small power, HV and LV distribution, fire alarms and security systems, building management, process control, cable management, electrical testing and inspection, planned preventative maintenance, and regional prime contracts; and mechanical services, including heating installations, plumbing and sanitary, ventilation and air conditioning, gas installations, process pipe work, refrigeration, domestic water services, and steam and air installations. The company was founded in 1922 by W. T. Parker and is headquartered in Burton upon Trent, the United Kingdom.

Part of Edwin James Holdings Ltd., T. Musk Engineering Ltd. helps manufacturers improve their production processes and maintain safe production assets. The company is based in Swadlincote, UK, and is committed to ensuring that clients' assets are running safely and legally. The British company offers process projects, including pipework installations, stainless steel vessel design, and turnkey solutions, as well as mechanical and electrical process engineering and industrial and site installation services. Additionally, T. Musk Engineering provides asset care services, such as reliability improvement, condition monitoring, and plant maintenance, to help clients meet their manufacturing targets cost-effectively. T. Musk Engineering also offers career opportunities for talented engineers who are passionate about continuous improvement.

JTL Co. Ltd. provides electrical contracting services. It offers NVQ assessments, carrer progression programme and consultancy. The company was founded in 1990 and is headquartered in Wrexham, the United kingdom.

WT Parker Holdings Ltd. functions as a holding company that provides mechanical and electrical contraction services through its subsidiaries. The private company is based in Burton-on-Trent, UK.

Part of The Electrical Contractors Association Ltd., EC Insurance Holdings Ltd. provides non-life insurance services. The company is based in Sevenoaks, UK and was founded in 2008.

Esca Estates Ltd. was founded in 1974. The private company is based in London, UK. Esca Estates is the leading trade association representing and supporting the interests of electrotechnical and building engineering services contractors in the UK.

R.D.M. Electrical Services Ltd. is a leading electrical and mechanical service provider founded in 1988. The private company is based in Llansamlet, UK. The British company specializes in delivering bespoke, innovative, and flexible designs to maximize the potential of your project.

Raven Delta Ltd. is an investment holding British company founded in 2018. The private company is based in Swansea, UK.

Part of Smart Pension Ltd., Bluesky Trustee Co. Ltd. is a holding British company that provides pension services. The company is based in Swanley, UK. The company was founded in 1987. Bluesky Trustee Co. was acquired by Smart Pension Ltd. on July 11, 2023.