TotalEnergies Gas & Power
A UK business-energy provider wholly owned by France-based TotalEnergies, supplying natural gas and electricity to commercial and industrial customers.
Last updated August 26, 2026
Overview
TotalEnergies Gas & Power is the United Kingdom business-energy operation associated with TotalEnergies. It supplies natural gas and electricity to commercial and industrial customers rather than operating primarily as a household retail brand. The business is described as the largest industrial and commercial natural-gas supplier in the UK, giving it a significant position in the non-domestic energy market. The company originated in the liberalisation of the UK business-gas market in 1987, when it was established as AGAS Limited. Its formation made it the first independent gas supplier to enter the UK market during the early phase of deregulation. This origin is important to the company's identity: unlike the historic incumbent structure of the British gas market, AGAS was created to compete in a newly opened commercial-supply environment. Corporate ownership and branding changed as the business became integrated into the wider French energy group. In 1996, AGAS became a wholly owned subsidiary of Elf Aquitaine. The company adopted the name Elf Business Energy in 1999, reflecting its role as the group's UK business-energy vehicle. Following the 2000 merger of Elf Aquitaine with Total Fina, which created TotalFinaElf, the subsidiary was renamed TotalFinaElf Gas and Power Limited. In 2003, a further group-wide rebranding changed its name to Total Gas & Power Limited. The business's offering is centred on commercial and industrial natural-gas supply and electricity supply. Its customers are organisations that require contracted energy procurement and ongoing business-energy service rather than standard residential utility packages. As a subsidiary of TotalEnergies, it sits within a broader energy group whose activities span conventional fuels, electricity, renewables and other energy businesses, although the UK entity's documented identity is specifically that of a business-energy provider. The brand has therefore evolved through deregulation, acquisitions and successive parent-company rebrandings while retaining a continuous UK commercial-energy function. Public reference material identifies its principal market as the United Kingdom and does not establish a separate international retail footprint for the entity itself. The current brand is presented under the TotalEnergies identity, with the UK business website serving as its customer and corporate channel.
History
TotalEnergies Gas & Power traces its history to the opening of the UK business-gas market. In 1987, during the early phase of deregulation, AGAS Limited was formed as the first independent supplier of gas to the UK market. Its initial role was to compete in the newly developing commercial gas market, which was separate from the traditional structure associated with household gas supply. The ownership structure changed in 1996, when AGAS became a wholly owned subsidiary of Elf Aquitaine. The integration brought the UK business into a major international energy group and was followed by a branding change in 1999, when the company became known as Elf Business Energy. The new name linked the UK commercial-supply operation directly with Elf Aquitaine while preserving its focus on business customers. A further change followed the 2000 merger of Elf Aquitaine and Total Fina. The combined group was named TotalFinaElf, and the UK subsidiary was renamed TotalFinaElf Gas and Power Limited. This stage connected the company to the enlarged group's gas and power activities and made its name more explicitly representative of the energy products supplied to business customers. In 2003, the subsidiary adopted the name Total Gas & Power Limited as part of the worldwide rebranding of the Total group. The change replaced the post-merger TotalFinaElf designation with the shorter Total identity and established the brand name used in the subsequent period. The company later became associated with the TotalEnergies identity as its parent group developed and adopted that corporate name. Throughout these changes, the underlying business remained a UK provider serving commercial and industrial customers. Its principal activities have been the supply of natural gas and electricity, and reference material describes it as the UK's largest industrial and commercial natural-gas supplier. The continuity of its business-energy role contrasts with the succession of legal and trading names produced by changes in ownership and group branding. The entity is best understood as a UK operating business within TotalEnergies rather than as a separately listed international energy major. Its documented market is the United Kingdom, and its customer proposition is focused on non-domestic energy procurement and supply. The available reference material does not provide enough detail to identify individual executives, financial results, major campaigns, controversies or later corporate events, so those areas are left unpopulated rather than inferred.
- 2003Renamed Total Gas & Power Limited
A group-wide Total rebranding changes the company's name to Total Gas & Power Limited.
- 2000Adopts the TotalFinaElf name
After Elf Aquitaine merges with Total Fina to form TotalFinaElf, the subsidiary becomes TotalFinaElf Gas and Power Limited.
- 1999Renamed Elf Business Energy
The company changes its name to Elf Business Energy, aligning its public identity with its parent company.
- 1996Elf Aquitaine takes full ownership
AGAS becomes a wholly owned subsidiary of Elf Aquitaine, bringing the UK business-energy operation into the French energy group's corporate structure.
- 1987AGAS Limited is formed
AGAS Limited is established during the deregulation of the UK business-gas market and becomes the first independent gas supplier to enter the UK market.
Products and positioning
A large UK commercial and industrial energy supplier backed by the global TotalEnergies group, with a particular historical strength in non-domestic natural-gas supply.
Natural gasCommercial and industrial energy supply1987
Natural-gas supply is the company's historically central offering. The business was created during UK business-market deregulation and is described in reference material as the country's largest industrial and commercial natural-gas supplier. The service is directed at non-domestic customers whose energy needs are managed through business and industrial supply arrangements.
ElectricityCommercial and industrial energy supply
Electricity is supplied alongside natural gas as part of the company's business-energy portfolio. Its electricity activity supports commercial and industrial customers seeking a non-domestic energy supplier within the TotalEnergies group. The available reference material confirms the product category but does not specify tariffs, generation sources, contract structures or customer segmentation.
Flagship businesses
- Business natural-gas supply
- Business electricity supply
Brand decisions
- 2003Adoption of the Total Gas & Power identityStrategy
The Total group undertook a global rebranding after the TotalFinaElf period.
What changed. The company changed its name to Total Gas & Power Limited.
Aftermath. The new identity more directly associated the UK subsidiary with the Total group and its gas-and-power activities.
- 2000Rebranding after the Elf Aquitaine–Total Fina mergerM&A
Elf Aquitaine merged with Total Fina, creating the TotalFinaElf group and requiring the UK subsidiary's name to reflect the new ownership structure.
What changed. Elf Business Energy was renamed TotalFinaElf Gas and Power Limited.
Aftermath. The subsidiary remained focused on UK business customers while operating under the newly created group's brand.
- 1999Brand transition to Elf Business EnergyStrategy
After becoming a wholly owned Elf Aquitaine subsidiary, the UK business-energy company needed a name that reflected its new group affiliation.
What changed. The company changed its name from AGAS Limited to Elf Business Energy.
Aftermath. The business continued operating as a UK commercial-energy supplier under the Elf identity until the post-merger TotalFinaElf rebranding.
Sources
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