- Menai Cleaning Services
- Old Post Office, Llanfairpwllgwyngyll, Gwynedd, LL61 5RQ
- Menai Cleaning Services
- Menai Ho Ffordd Caergybi, Llanfairpwllgwyngyll, Gwynedd, LL61 5UJ
- Menai Industrial Cleaning
- Menai Ho Ffordd Caergybi, Llanfairpwllgwyngyll, Gwynedd, LL61 5UJ
- Nefyn Cleaning Services
- 45 High Street, Criccieth, Gwynedd, LL52 0EY
- Mon Valeting
- Unit 3a, Penyrorsedd Industrial Estate, Llangefni, Gwynedd, LL77 7JD
- Spick'n'Span Services
- 7 Cae Capel Estate, Chwilog, Pwllheli, Gwynedd, LL53 6TE
- Fybertec
- Home Farm Llys Dulas, Bangor, LL70 9LX
- Arfon Cleaning Services
- 1 Segontium Rd Sth, LL55 2LL
- Johnsons Cleaners
- 239 High Street, Bangor, Gwynedd, LL57 1PA
- Gpf Window Cleaning Services
- 23, Aran Street, Bala, Gwynedd, LL23 7SP
- Dragon Cleaning Services
- 6 Cerrig-yr-afon, Porthmadog, Gwynedd, LL49 9JN
- Castle Cleaning & Floorcare Service
- 23, Ffordd Maes Barcer, Caernarfon, Gwynedd, LL55 2DL
- A.k.b.k Contract Cleaners
- 7 Pensyflog, Porthmadog, Gwynedd, LL49 9LA
- Ffenest Reach & Clean To 80ft In North Wales
- 19 Bro Hafesb, Llandderfel, Gwynedd, LL23 7HH