Theo Dennison: councillor for Syon & Brentford Lock, London Borough of Hounslow

Theo Dennison is a Brentford & Isleworth Independent councillor for the Syon & Brentford Lock ward on London Borough of Hounslow, according to the council's own published list. Their current term began on 7 March 2025.

Council: London Borough of Hounslow
Ward: Syon & Brentford Lock
Party: Brentford & Isleworth Independent
Term began: 7 March 2025
Official profile: democraticservices.hounslow.gov.uk
Source: London Borough of Hounslow: councillors by ward (modern.gov web service), read 2 November 2026 (saved copy)

How to contact Theo Dennison

These are the details London Borough of Hounslow publishes for Theo Dennison, exactly as published on 2 November 2026:

Email: theo.dennison@hounslow.gov.uk
Phone: 07950 468 361
Post: c/o Members Services, London Borough of Hounslow, Hounslow House, 7 Bath Road, Hounslow, TW3 3EB
Official profile: democraticservices.hounslow.gov.uk

Who else represents Syon & Brentford Lock

Dan Bowring Labour
Katherine Dunne Labour and Co-operative Party

Brentford & Isleworth Independent on London Borough of Hounslow

Brentford & Isleworth Independent holds 1 of the 62 seats on London Borough of Hounslow. The largest group is Labour, with 21. Seats by party: Labour 21, Conservative 17, Labour and Co-operative Party 10, Reform UK 8, The Green Party 3, Independent 1 and others.

Leaders and post holders on London Borough of Hounslow

Shantanu Rajawat Leader of the Council
Sahibaa Hussain Deputy Mayor
Ranjit Gill Mayor

All 62 councillors of London Borough of Hounslow, by ward and party.

Who has power over Syon & Brentford Lock

Theo Dennison sits on London Borough of Hounslow, at level 3 of the ten levels of power. These are the bodies above Hounslow, each with its own page:

Greater London Authority
Metropolitan Police Service led by Kaya Comer-Schwartz, Mark Rowley
Brentford and Isleworth: Ruth Cadbury (Labour) MP
Feltham and Heston: Seema Malhotra (Labour (Co-op)) MP
Hammersmith and Chiswick: Andy Slaughter (Labour) MP
UK government and all 650 MPs
United Nations, IMF, G7 and G20

The full ladder of power over Hounslow, from residents' groups to the G20.

Where this comes from

London Borough of Hounslow: councillors by ward (modern.gov web service), read 2 November 2026 (saved copy). Published by London Borough of Hounslow. The page is rebuilt from the official list each time it is read again, so anything the council changes or removes changes here too. Name or seat out of date? Tell us.