| A | Regional | Lonning End, Ponsonby | Seascale | Cumbria | CA20 1BU | AVRS Systems Ltd | 01789 268 252 | AVRS Systems | Mechanical & Electrical Engineers | 01642 242 102 | michael.upton@avrssystems.co.uk |
| B | Regional | Unit 6, Stockton Street | Middlesborough | Cleveland | TS2 1BY | AVRS Systems Ltd | 01642 242 102 | AVRS Systems | Mechanical & Electrical Engineers | 01642 242 102 | michael.upton@avrssystems.co.uk |
| C | Head | Unit C, Drayton manor Office Building, Drayton Manor Drive, Alcester Rd | Stratford-upon-Avon | Warwickshire | CV37 9RQ | AVRS Systems Ltd | 01642 242 102 | AVRS Systems | Mechanical & Electrical Engineers | 01642 242 102 | michael.upton@avrssystems.co.uk |
| D | Head | 31 Second Avenue, Westfield Industrial Estate | Midsomer Norton | Bath | BA3 4BH | Bridges Electrical Engineers Ltd | 01761 419 337 | Bridges Electrical Engineers – Company Website (bridgesltd.co.uk) | Sam.Miller@bridgesltd.co.uk |
| E | Regional | Unit 3 Grove Park, Upton Lane | Nursling | Southampton | SO16 oXY | Bridges Electrical Engineers Ltd | n/a | Bridges Electrical Engineers – Company Website (bridgesltd.co.uk) | Sam.Miller@bridgesltd.co.uk |
| F | Regional | Unit M, Orchard Business Centre, St Bambas Close | Maidstone | Kent | ME16 0JZ | Bridges Electrical Engineers Ltd | 01622 824 110 | Bridges Electrical Engineers – Company Website (bridgesltd.co.uk) | Sam.Miller@bridgesltd.co.uk |
| G | Regional | Unit 3B Europa Way, Felinfach, Swansea West Business Park | | Swansea | SA5 4AJ | Bridges Electrical Engineers Ltd | n/a | Bridges Electrical Engineers – Company Website (bridgesltd.co.uk) | Sam.Miller@bridgesltd.co.uk |
| H | Regional | Gibbons Industrial Park, Unit 10, Dudley Road | | Kingswinford | DY6 8XF | Bridges Electrical Engineers Ltd | n/a | Bridges Electrical Engineers – Company Website (bridgesltd.co.uk) | Sam.Miller@bridgesltd.co.uk |
| I | Head | Victoria Business Park, Pintail Close | Netherfield | Nottingham | NG4 2SG | Cema Ltd | 0115 940 35 32 | CEMA LTD | bob.holland@cemaltd.co.uk |
| J | Head | Stafford Park 13 | | Telford | TF3 3AZ | Dodd Group | 01952 290290 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| K | Regional | Unit 1, Rabone Park, Rabone Lane | | Smethwick | B66 2NN | Dodd Group | 0121 565 6000 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| L | Regional | Unit 25/27 Wulfrun Trading Estate, Stafford Road | Wolverhampton | West Midlands | WV1 1PA | Dodd Group | 0190 271 4079 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| M | Regional | Ground Floor, Unit 15, Old Field Road | Pencoed | Bridgend | CF35 5LJ | Dodd Group | 01656 863 277 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| N | Regional | Units 3 and 4 Ptarmigan Place, Attleborough Fields Industrial Estate | Nuneaton | Warwickshire | CV11 6RX | Dodd Group | 02476 384 958 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| O | Regional | Ground Floor, Unit 5, Westfield Park, Kenn Road | | Clevedon | BS21 6UA | Dodd Group | 01275 873 879 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| P | Regional | Unit 4, Quartz Point, Stonebridge Road | | Solihull | B46 3JL | Dodd Group | 01675 629 130 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| Q | Regional | Chapelhouse Road Depot, Chapelhouse Road | Chelmsley Wood | Solihull | B37 5HA | Dodd Group | 0121 717 1475 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| R | Regional | Unit 3, The Warehouse, Wellington Drive | Wynyard Village | Billingham | TS22 5QJ | Dodd Group | 0174 064 5506 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| S | Regional | Unit 8, Rugby Park, Bletchley Road | Heaton Mersey | Stockport | SK4 3EJ | Dodd Group | 0161 443 4270 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| T | Regional | Office 2, Building 18, Clock Tower Park, Newhall Campus | Longmoor Lane | Liverpool | L10 1LD | Dodd Group | 0151 312 3633 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| U |
| V | Regional | The Oaks, | Kirby Bedon | Norwich | NR14 8RS | Dodd Group | 01603 614 118 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| W | Regional | 20 Quarry Park Close, Moulton Park Ind Est, | | Northampton | NN3 6QB | Dodd Group | 01604 643 371 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| X | Regional | Unit 5, Hewett Road, Gapton Hall Ind Est | | Great Yarmouth | NR31 0NN | Dodd Group | 01493 416 710 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| Y | Regional | c/o Copley Estates Dunlin Suite, Middle Court, Copley Business Park | Babraham | Cambs | CB22 3GN | Dodd Group | 01223 839 157 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| Z | Regional | The Engine House, The Old Broadclyst Station | | Exeter | EX5 3LY | Dodd Group | 01392 482 490 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| A | Regional | Wheal Rose, Scorrier | Redruth | Cornwall | TR16 5DE | Dodd Group | 01209 891 940 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| B | Regional | Unit 12, Lister Mill Bus Park, Liser Close | Plympton | Plymouth | PL7 4 BA | Dodd Group | 01752 340 018 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| C | Regional | Unit 3 and 4 Brookside Centre, Auckland Road | | Southampton | SO15 0SD | Dodd Group | 020 80 784107 | Home - Dodd Group - Electrical & Mechanical Services, Renewable Energy | chris.watson@doddgroup.com |
| D | Regional | 19 Orchard Business Centre, Sanderson Way | Tonbridge | Kent | TN9 1QF | Dodd Group | n/a | | chris.watson@doddgroup.com |
| E | Head | Fulwood Road South | Sutton in Ashfield | Nottinghamshire | NG17 2JZ | ECS Enineering Services Ltd | 01773 860 001 | Home - ECS Engineering Services | vlawton@ecseng.co.uk |
| F | Regional | Unit A, Centurion Industrial Park, Bitterne road west | | Southampton | SO18 1ZA | ECS Enineering Services Ltd | 02380 223 663 | Home - ECS Engineering Services | vlawton@ecseng.co.uk |
| G | Head | Blackbrook House, Dorking Business Park, Station Road | Dorking | Surrey | RH4 1HJ | Field Systems Design Ltd | 01306 8808 800 | Home - FSD :: Field Systems Designs Limited (fsdl.co.uk) | mark.howorth@fsdl.co.uk |
| H | Regional | James Scott Road | | Halesowen | B63 2QT | Field Systems Design Ltd | 01384 411 788 | Home - FSD :: Field Systems Designs Limited (fsdl.co.uk) | mark.howorth@fsdl.co.uk |
| I | Head | 28 Estern Way, | | Bury St Edmunds | IP32 7AB | Glasswell & Last Ltd | 01284 761 528 | Home - (glasswell-last.co.uk) | phudson@glasswell-last.co.uk |
| J | Head | Protec House, Crompton Road | Ilkeston | Derbyshire | DE7 4BG | Kemada Limited | 01332 325 050 | Kemada - Diverse Skills for Diverse Industries | ch@kemada.co.uk |
| K | Head | Mansefield House, Muir of Ord Industrial Estate | Muir of Ord | Ross-shire | IV6 7UA | Ross-shire Engineering Ltd | 01463 870 049 | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| L | Regional | John Dewar House, Highlander Way | | Inverness | IV2 7GE | Ross-shire Engineering Ltd | 01463 870 049 | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| M | Regional | 7 Napier Road, Wardpark North | | Cumbernauld | G68 oEF | Ross-shire Engineering Ltd | 01236 457 778 | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| N | Regional | Unit 12 Ridge Way, Donibristle Industrial Estate | Dalgety Bay | Fife | KY11 9JN | Ross-shire Engineering Ltd | 01383 825 888 | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| O | Regional | 1 Lomond Business Park, Baltimore Rd | | Glenrothes | KY6 2PJ | Ross-shire Engineering Ltd (DPS Group) | n/a | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| P | Regional | Morton Park Way | | Darlington | DL1 4PQ | Ross-shire Engineering Ltd (Sheers) | n/a | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| Q | Regional | Pearson St | | Leeds | LS10 1BQ | Ross-shire Engineering Ltd (Saftronics) | 01132 457 170 | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| R | Regional | Treefield Industrial Estate | Gildersome | Leeds | LS27 7JU | Ross-shire Engineering Ltd (TCS) | n/a | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| S | Regional | Unit 700, Bretton Park Way | | Dewsbury | WF12 9BS | Ross-shire Engineering Ltd | n/a | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| T | Regional | Unit 17 Riverside Way, Ravensthorpe Ind Est | | Dewsbury | WF13 3LG | Ross-shire Engineering Ltd (Greenacre Environmental Systems) | n/a | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| U | Regional | Queens Drive | | Nottingham | NG2 3AY | Ross-shire Engineering Ltd (Blackburn Starling) | n/a | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| V | Regional | Paulton House Office, Old Mills | Paulton | Bristol | BS39 7SX | Ross-shire Engineering Ltd | 01761 408 060 | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| W | Regional | 3 St Philips Central, Albert Road | | Bristol | BS2 0XJ | Ross-shire Engineering Ltd (GPS Group) | n/a | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| X | Regional | Unti 2 Eurocourt, | | West Thurrock | RM20 3EE | Ross-shire Engineering Ltd | n/a | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| Y | Regional | Unit 2, Precision House, Rankine Road | Basingstoke | Hampshire | RG24 8PP | Ross-shire Engineering Ltd | n/a | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| Z | Regional | Unti 1, Precision House, Rankine Rd | Basingstoke | | RG24 8PP | Ross-shire Engineering Ltd (WES) | 01256 819 777 | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| A | Regional | Unit E2 Premier Business Centre, Premier Way | Romsey | | SO51 9DG | Ross-shire Engineering Ltd (MTECH) | 02381 157 859 | Engineered Solutions for the Treatment & Purification of Water- RSE (ross-eng.com) | tom.bruley@ross-eng.com |
| B | Head | Kilcronagh Business Park, Cookstown | Co Tyrone | | BT80 9HJ | TES Group | 028 8676 1141 | Water, Wastewater Treatment, MCC and Switchgear Solutions (tesgroup.com) | p.oneill@tesgroup.com |
| C | Regional | Silverdale Enterprise Centre, Kents Lane | Silverdale | Staffordshire | ST5 6SR | TES Group | 01782 717 183 | Water, Wastewater Treatment, MCC and Switchgear Solutions (tesgroup.com) | p.oneill@tesgroup.com |
| D | Head | Station Road, Tivetshall, St Margaret | Norwich | Norfolk | NR15 2EB | Waveney Pumps Ltd | 01379 674 412 | Waveneys | Mechanical, electrical engineering and project management services | sjackson@waveneys.co.uk |
