The Dyno Group is part of British Gas. It operates through a network of franchises covering all of the UK and Ireland.

Dyno-Rod Drain services is the UK's market-leading drain-cleaning service. Services include:

• clearing blockages
• CCTV drain inspections surveys
• drain repairs
• pipework installations.

Dyno-Secure Lock and Security services is now wholly owned by the Dyno Group and specialises in:

• gaining entry to buildings and cars
• replacing/fitting locks and grilles
• on-site cutting and safe opening.

Dyno-Rod Plumbing services provides a specialist plumbing service including:

• fixing burst and leaking pipework
• washing machine and dishwasher installations
• repair of ball valves, water tanks and cisterns.

The business is run from headquarters in Surbiton, south west London.