Maria Irvin

Renewable Energy Systems Ltd. develops, designs, and constructs wind farms, renewable heat, and power installations. The firm offers solar farms, transmission lines, and energy storage services. It also provides demand side management, project development, measurement, engineering, construction, legal and commercial package, and asset management services. The company was founded in 1981 and is headquartered in Kings Langley, the United Kingdom.

Sir Robert McAlpine Enterprises Ltd. operates as a holding company. The company was founded in 1978 and is headquartered in Hemel Hempstead, GB.

Part of Sun Life Financial, Inc., Blary Hill Energy Ltd. is a British company that provides wind electric power generation services. The company is based in Hemel Hempstead, UK. Founded in 2015. Blary Hill Energy was acquired by The Renewables Infrastructure Group Ltd. on March 31, 2020.

Sir Robert McAlpine Ltd. provides designing, engineering consultancy and project management services. The firm also offers construction, design, capital ventures and project development services. The company was founded in 1869 and is headquartered in Hemel Hempstead, the United Kingdom.

Part of Sun Life Financial, Inc., Hazel Renewables Ltd. is a British company that generates and distributes solar electricity. The company is based in Kings Langley, UK and was founded in 2012.

Part of The McAlpine Partnership Trust, Innagreen Ltd. operates as an investment platform for energy transition and projects. The company is based in Hemel Hempstead, UK. The British company was founded in 2021 by Thomas Scott Murley. Oliver George Alexander has been the CEO of the company since 2019.

Part of Renewable Energy Systems Holdings Ltd., Renewable Energy Centre Ltd. provides information and advice on energy-saving alternatives in the UK. The company is based in Kenilworth, UK. The British company's website offers practical and easy-to-understand introductions to renewable technologies, as well as useful information and links for anyone interested in learning more about the renewable energy industries. Additionally, the website provides an introduction to government departments and initiatives involved in renewable energy and the environment, and allows users to find and join local community groups that are active in helping the environment.

Founded in 1992, Renewable Energy Systems (Northern Ireland) Ltd. is a subsidiary of Renewable Energy Systems Holdings Ltd. The company is based in Larne, UK. The British company manufactures and sells battery storage systems.

Craiggore Energy Ltd. develops wind farms projects. The company was founded on July 6, 2017 and is headquartered in Antrim, the United Kingdom.

Part of European Investments Solar Holdings Ltd., Sunsave 12 (Derriton Fields) Ltd. generates electricity. The company is based in Hertfordshire, UK. Sunsave 12 (Derriton Fields was founded in 2012.

Founded in 2011, MC Power Ltd. is a subsidiary of Sun Life Financial, Inc. that provides electrical services to companies. The company is based in Kings Langley, UK.

Part of Sun Life Financial, Inc., Tallentire Energy Ltd. generates electricity. The company is based in Kings Langley, UK. Tallentire Energy was founded in 2012.

Part of European Investments Solar Holdings Ltd., Sunsave 25 (Wix Lodge Farm) Ltd. engages in solar power generation. The company is based in Kings Langley, UK. Sunsave 25 (Wix Lodge Farm was founded in 2013.

Part of Sun Life Financial, Inc., European Investments (Cornwall) Ltd. is a holding British company that operates subsidiaries generating and selling solar power. The company is based in Kings Langley, UK and was founded in 2012.

Part of Renewable Energy Systems Holdings Ltd., RES UK & Ireland Ltd. develops, designs, and constructs wind farms and renewable heat & power installations. The company is based in Kings Langley, UK and was founded in 2003.

Altahullion Wind Farm Ltd. generates wind power. It supplies its wind power to hospitals, schools, and businesses. The company was founded on June 18, 2002 and is headquartered in Millbrook, the United Kingdom.

Part of Sun Life Financial, Inc., Garreg Lwyd Energy Ltd. is a British company founded in 2012 that is involved in the development of Garreg Lwyd Wind Farm. The company is based in Hertfordshire, UK. RES is pleased to keep the local community informed throughout the development process of the wind farm.

Grange Renewable Energy Ltd. provides renewable energy. The company was founded on May 18, 2011 and is headquartered in Kings Langley, the United Kingdom.

Green Hill Energy Ltd. engages in the operation and management of renewable energy. The company was founded on June 7, 2009 and is headquartered in Kings Langley, the United Kingdom.

Roos Energy Ltd. operates as a wind farm that generates renewable electricity. The company is headquartered in Kings Langley, the United Kingdom.

Churchtown Farm Solar Ltd. operates as a solar farm. The firm engages in production of electricity. The company is headquartered in Kings Langley, the United Kingdom.

East Langford Solar Ltd. operates as solar farm and distributes electricity. The company is headquartered in Kings Langley, the United Kingdom.

Hill of Towie Ltd. operates as a wind farm that will generate renewable electricity. It engages in creating a low carbon, sustainable energy supply for Scotland. The company was founded in July 2009 and is headquartered in Kings Langley, the United Kingdom.

Future Heating Ltd. provides solar power services. The firm offers full design, specification and installation advice on the commercial or multiple domestic solar thermal hot water systems. The company is headquartered in Middlesex, the United Kingdom.

Carbon Free Neilston Ltd. generates electricity. The company is headquartered in London, the United Kingdom.

Ndt Trading Ltd. generates electricity. The company is headquartered in Glasgow, the United Kingdom.

Lendrum's Bridge Wind Farm Ltd. operates as a wind farm that will generate renewable electricity. It generates electricity for the purpose of giving a supply to any premises or enabling a supply to be so given. The company was incorporated on October 30, 1998 and is headquartered in Millbrook, the United Kingdom.

Newarthill Ltd. provides building construction and civil engineering services. The company was founded on April 21, 1972 and is headquartered in Hemel Hempstead, the United Kingdom.

RES Services SASU generates electricity. The private company is based in Avignon, France. The French company was founded in 2019. Martin Lemaistre has been the CEO of the company since 2021.