Mark Phillip Pilkington

Part of Insta Group Holdings Ltd., InstaGroup Ltd. develops and installs sustainable products and services to improve buildings, reduce energy use, and cut carbon emissions. The company is based in Wokingham, UK. The British company offers energy efficiency solutions for both domestic and commercial properties, including insulation, solar panels, acoustic flooring, and heating systems. InstaGroup's technical expertise ensures that solar panels generate maximum electricity, and they can access funding and grants to improve properties. The company was founded in 1980, and the CEO is David Fairfax Robson.

The Cavity Insulation Guarantee Agency Ltd. was founded in 1995 and is based in Leighton Buzzard, UK. The British company provides information and guidance on cavity wall insulation systems, as well as a guarantee generator, news, updates, best practice guides, technical notes, and training for its members. The non-profit company also offers a register of ciga registered installers and remediation contractors. Additionally, the company provides consumer advice and a complaints process, as well as information on the benefits of insulation.