| Peter Jones Electrical Contractors Ltd | 01239 810204 | | 5 Dyffryn Terrace, Aberporth, Cardigan, SA43 2EF |  Map & Directions |
| J Ellis Ltd | 01792 297999 | | 85 Bernard Street, Brynmill, Swansea, SA2 0DT | | Map & Directions |
| Havenkey Ltd | 01834 861419 | | Haven House, Station App, Narberth, SA67 8TY | | Map & Directions |
| Sheldon Humphreys | 01348 840023 | | 88 St. Davids Road, Letterston, Haverfordwest, SA62 5SJ | | Map & Directions |
| Rite Konnection Electrical Contractors | 01646 690449 | | Havens Head, Milford Haven, SA73 3QH | | Map & Directions |
| J Gwilliam | 01437 891556 | | The Green, Tiers Cross, Haverfordwest, SA62 3ES | | Map & Directions |
| D M E Engineers Ltd | 01269 870967 | | 1 Bryn Tirion, Pontyberem, Llanelli, SA15 5BX | | Map & Directions |
| Martin Rees Electrical Contractors Ltd | 01550 721198 | | Brewery Field, Victoria Crescent, Llandovery, SA20 0YE | | Map & Directions |
| Charles B Sams | 01558 668978 | | Pantyffynnon, Maesybont, Llanelli, SA14 7TA | | Map & Directions |
| Ivor Rees & Sons | 01437 532326 | | The Mill, Maenclochog, Clynderwen, SA66 7JY | | Map & Directions |
| T W Lewis | 01792 799773 | | 15 New Quarr Road, Treboeth, Swansea, SA5 9DH | | Map & Directions |
| Brian Mogridge | 01792 232445 | | 19 Beaufort Drive, Kittle, Swansea, SA3 3LD | | Map & Directions |
| Frank Baumber | 01639 620077 | | 1 Heol Brynna, Cimla, Neath, SA11 2DT | | Map & Directions |
| North Gower Electrical Services | 01792 850696 | | Ty Gwyn, Llanmorlais, Swansea, SA4 3RY | | Map & Directions |
| H & C Electrical Solutions Ltd | 01792 229444 | | 7 William Dennis Avenue, Loughor, Swansea, SA4 6PD | | Map & Directions |
| Express Electrical Controls Ltd | 01639 642596 | | 84 Windsor Road, Neath, SA11 1NR | | Map & Directions |
| R Morgan Electrics | 01834 844913 | | 2 Glenview Crescent, Tenby, SA70 8JB | | Map & Directions |
| D E Phillips & Sons | 01994 419361 | | Tanybryn, Glandwr, Whitland, SA34 0UA | | Map & Directions |
| Electratest | 01834 861389 | | Parc Yr Odyn, Kiln Park Road, Narberth, SA67 8TX | | Map & Directions |
| Doug Mclennan | 01639 843070 | | Pantyfedwen, Heol Giedd, Ystradgynlais, Swansea, SA9 1LQ | | Map & Directions |
| V R Hoare & Sons Ltd | 01437 764156 | | 58 Pembroke Road , Haverfordwest, SA61 1JT | | Map & Directions |
| Barrack & Rees | 01437 765637 | | Eynhallow, Park Corner Road, Haverfordwest, SA61 2XA | | Map & Directions |
| Ammcom | 01792 798361 | | Melrose Close, Swansea Enterprise Park, Swansea, SA6 8QE | | Map & Directions |
| Butherway Electrical Ltd | 01437 532511 | | Rhiw, Rosebush, Clynderwen, SA66 7RH | | Map & Directions |
| Norrard Electrics | 01646 692125 | | The Docks, Milford Haven, SA73 3AF | | Map & Directions |
| Brockway Electrical | 01646 622306 | | Unit 13, Llannion Park Industrial Estate , Richmond Road , Pembroke Dock, SA72 6TZ | | Map & Directions |
| Rhino Engineering Ltd | 01639 888119 | | 2 Cramic Way, Port Talbot, SA13 1RU | | Map & Directions |
| Newnant Electrical | 01239 698266 | | Newnant, Trelech, Carmarthen, SA33 6SF | | Map & Directions |
| C & P Engineering Services Ltd | 01792 897002 | | Gorseinon Road , Penllergaer, Swansea, SA4 9GE | | Map & Directions |
| Bob Fowler | 01437 890541 | | 48 Lower Quay Road , Hook, Haverfordwest, SA62 4LR | | Map & Directions |
| Powerlec | 01792 584822 | | Meadow Street , Townhill, Swansea, SA1 6RZ | | Map & Directions |
| G J L Electrical Services Ltd | 01792 844031 | | Ashling, Lon Eithrym, Clydach, Swansea, SA6 5ER | | Map & Directions |
| M Dardecker | 01792 874954 | | 39 Woodlands, Gowerton, Swansea, SA4 3DP | | Map & Directions |
| Electechs Ltd | 01792 775250 | | Oxwich Court, Swansea Enterprise Park, Swansea, SA6 8RA | | Map & Directions |
| Phase 3 Ltd | 01792 816817 | | Unit 7 The Courtyard, D'Arcy Business Centre, D'Arcy Business Park, Llandarcy, Neath, SA10 6EJ | | Map & Directions |
| Alpha Electrics | 01792 798032 | | 62 Carmel Road, Winch Wen, Swansea, SA1 7JZ | | Map & Directions |
| Michael Sleep | 01639 720166 | | 118 High Street, Glynneath, Neath, SA11 5AL | | Map & Directions |
| Richard Butler | 01239 698655 | | Llys Y Llwynog, Tegryn, Llanfyrnach, SA35 0BL | | Map & Directions |
| Killay Electrical Services | 01792 201500 | | 170 Gower Road, Sketty, Swansea, SA2 9HS | | Map & Directions |
| H L Fielding & Sons Ltd | 01646 622598 | | Unit 1 Haven Workshops, Pier Road, Pembroke Dock, SA72 6TR | | Map & Directions |
| Projectworld Ltd | 01639 812332 | | Morvern Works, Church Street, Briton Ferry, Neath, SA11 2JP | | Map & Directions |
| Norton Electrical Wiring Services | 01792 405422 | | 29 Hadland Terrace, West Cross, Swansea, SA3 5TT | | Map & Directions |
| Phil Owen | 01437 764040 | | Withybush Lodge, Withybush Road, Haverfordwest, SA62 4BW | | Map & Directions |
| D M G Systems Ltd | 01792 892107 | | 5 Clos Ty Mawr, Penllergaer, Swansea, SA4 9DA | | Map & Directions |
| D L L Evans | 01559 370588 | | Tanglwst, Capel Iwan, Newcastle Emlyn, SA38 9NH | | Map & Directions |
| Daubney Services | 01437 779663 | | 11 Delapoer Drive , Haverfordwest, SA61 1HX | | Map & Directions |
| Romano D J & Son | 01792 844123 | | Park Road, Ynystawe, Swansea, SA6 5AP | | Map & Directions |
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