Menna Trenholme: councillor for Bontnewydd, Gwynedd Council

Menna Trenholme is a Plaid Cymru councillor for the Bontnewydd ward on Gwynedd Council, according to the council's own published list. Menna Trenholme is also Deputy Leader and Cabinet Member for Children and Supporting Families. Their current term began on 9 May 2022.

Council: Gwynedd Council
Ward: Bontnewydd
Party: Plaid Cymru
Posts: Deputy Leader and Cabinet Member for Children and Supporting Families
Term began: 9 May 2022
Official profile: democracy.gwynedd.llyw.cymru
Source: Gwynedd Council: councillors by ward (modern.gov web service), read 3 November 2026 (saved copy)

How to contact Menna Trenholme

These are the details Gwynedd Council publishes for Menna Trenholme, exactly as published on 3 November 2026:

Email: Cynghorydd.MennaTrenholme@gwynedd.llyw.cymru
Phone: 07503 248169
Post: Plaid Cymru Group Office, Cyngor Gwynedd, Stryd y Jel, Caernarfon, Gwynedd, LL55 1SH
Official profile: democracy.gwynedd.llyw.cymru

Plaid Cymru on Gwynedd Council

Plaid Cymru holds 44 of the 69 seats on Gwynedd Council, the largest group. Seats by party: Plaid Cymru 44, Independent 21, Individual Member 2, Gwynedd yn Gyntaf / Gwynedd First 2.

Leaders and post holders on Gwynedd Council

Delyth Lloyd Griffiths Vice Chair of the Council
Stephen W. Churchman Leader of the Gwynedd yn Gyntaf Group
Nia Wyn Jeffreys Council Leader
Elin Walker Jones Chair of the Council
Angela Russell Leader of the Independent Group

All 69 councillors of Gwynedd Council, by ward and party.

Who has power over Bontnewydd

Menna Trenholme sits on Gwynedd Council, at level 3 of the ten levels of power. These are the bodies above Gwynedd, each with its own page:

North Wales Police led by Andy Dunbobbin, Amanda Blakeman
Bangor Aberconwy: Claire Hughes (Labour) MP
Dwyfor Meirionnydd: Liz Saville Roberts (Plaid Cymru) MP
Senedd devolved law-making for Wales
UK government and all 650 MPs
United Nations, IMF, G7 and G20

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

Where this comes from

Gwynedd Council: councillors by ward (modern.gov web service), read 3 November 2026 (saved copy). Published by Gwynedd Council. 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 Name or seat out of date?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.