Ronnie George

NVA Services Ltd. manufactures and supplies ventilation products to the residential and commercial construction market. Its products include Energysaver sensamatic automatic sensing control and extractor fans, humidfans, mixflow in-line fans, whole house ventillation systems with heat recovery, heated panels, and passive and vapour vents. The company was founded in 1988 and is headquartered in Burrowbridge, the United Kingdom.

Volution Ventilation Group Ltd. provides heating and ventilation products and services. The company was founded on October 22, 2002 and is headquartered in Crawley, the United Kingdom.

Simx Ltd. provides home and commercial air extraction and ventilation; and sensor lighting products. It offers extraction fans, sensor lights, spotlights, duct systems, and grilles and diffusers. The company was founded on October 24, 2002 and is headquartered in Auckland, New Zealand.

Manrose Manufacturing Ltd. manufactures ventilation fans and equipment. Its products include domestic, commercial, specialistic and Windsor range, and accessories. The company is headquartered in Earley, the United Kingdom.

Part of Volution Group Plc, ET Environmental Ltd. is a British company that provides environmental services. The company is based in Crawley, UK and was founded in 1963.

Torin-Sifan Ltd. provides fans for heating, ventilation, air conditioning and refrigeration industries. It offers AC and EC direct drive fans, belt drive fans, direct drive programmable fans, AC and EC fan decks, AC and EC double inlet centrifugal POD blowers, EC motorized impellers, double wheel technology, AC and EC combustion fans, radiant tube heating fans, single inlet centrifugal brushless DC fans, AC and brushless DC crossflow fans, and AC and brushless DC/EC motors. The company was founded in 1964 and is headquartered in Swindon, the United Kingdom.

Part of Volution Group Plc, SW National Ventilation Ltd. is a British company that provides plumbing, heat and air-conditioning installation services. The company is based in Crawley, UK.

Part of Volution Group Plc, Airtech Humidity Controls Ltd. is a British company that sells, distributes, and installs humidity control devices. The company is based in Crawley, UK and was founded in 1995.