[3] Its headquarters are on the outskirts of Bath at Claverton Down, in a modern energy-efficient building by Bennetts Associates and Buro Happold.

Wessex Water Services Limited was purchased by American company Enron in 1998 for $2.4 billion and placed in a newly formed subsidiary, Azurix.

[8] In summer 2010, GENeco launched the Bio-Bug, a modified VW Beetle that runs on bio-gas generated from waste treated at sewage treatment works.

[9] Waste flushed down the toilets of just 70 homes in Bristol is enough to power the Bio-Bug for a year, based on an annual mileage of 10,000 miles.

[12] The gas is produced at the company's "bioresources and renewable energy park" in Avonmouth, which is run by GENeco.