Window & double glazing installers in Bangor

These 11 businesses are registered in Bangor under a joinery installation trade code. A listing is a public record, not a recommendation, so always confirm current FENSA or Certass registration before booking any window installation work.

Weather in Gwynedd: 2,349mm of rain and 23 frost days in 2025 — see the full Gwynedd climate breakdown.

Companies registered in Bangor

• Arfon Timber Frames Ltd

  8 GORONWY STREET NUMBER TWO, BETHESDA, Bangor LL57 3TT · Registered October 2023

• French & Davies Ltd

  11A LON Y DERI, Bangor LL57 2LF · Registered June 2022

• Huw Saer Cyf

  9 CHESTNUT COURT, PARC MENAI, Bangor LL57 4FH · Registered June 2017

• Lewington & Templer Ltd

  116 HIGH STREET, Bangor LL57 1NS · Registered April 2007

• Lloriau Jc Flooring Limited

  30 DEAN STREET, SUITE 5A, Bangor LL57 1UR · Registered September 2015

• North Coast Carpentry And Construction Limited

  SUITE 5A, 30, DEAN STREET, Bangor LL57 1UR · Registered August 2026

• Ogwen Joinery And Building Cyf

  TY NEWYDD CILFODAN, BETHESDA, Bangor LL57 3SL · Registered April 2019

• Ombler Williams Limited

  GLASLYN FFORDD Y PARC, PARC MENAI, Bangor LL57 4FE · Registered November 2002

• R. Thomas (builders) Limited

  TAN Y GARTH, PENTIR, Bangor LL57 4YB · Registered July 1988

• S Joinery Limited

  SUITE 5A, 30 DEAN STREET, Bangor LL57 1UR · Registered September 2023

• Yardley Property Development Limited

  SUITE 5A, 30 DEAN STREET, Bangor LL57 1UR · Registered November 2023