Gavin McAlpine

Renewable Energy Systems Holdings Ltd. engages in the development, construction, and management of renewable energy projects and infrastructure. It also sells developed projects, and produces and sells of electricity from projects where ownership has been retained. The company was founded on September 26, 2003 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.

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 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.

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.

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.