- S.G Dimmock
- 01908 542328 - Ivy Cott Fm, Grafton Regis, Towcester, Northamptonshire, NN12 7SP
- Aquatel Ltd
- 0845 5433205 - 6 Matlock Way Desborough, Kettering, NN14 2UR
- 1st Action Maintenance
- 01536 744444 - Corby, Northamptonshire, NN18 9JX
- 2D Plumbing & Heating Engineering Specialists
- 01536 357373 - 81 High Street, Corby, Northamptonshire, NN17 1UU
- A.A.M
- 01604 846355 - 214 Acre Lane, Northampton, Northamptonshire, NN2 8DX
- A & E Heating Spares
- 01536 400460 - Unit 7 Willowbrook Indust Est Pywell Ct, Willowbrook North Industrial Estate, Corby, Northamptonshire, NN17 5AE
- Abbey Plumbing Services
- 01604 464900 - 7 The Bartons Close, Northampton, Northamptonshire, NN5 7HQ
- Able Plumbing & Heating
- 0800 0281285 - Blisworth Mill Gayton Rd, Blisworth, Northampton, Northamptonshire, NN7 3RZ
- Advanced Plumbing
- 01604 414668 - 4 Lowlands Close, Northampton, Northamptonshire, NN3 5EP
- Andrew Pipework Services
- 01536 763140 - GST House 29 Station Road, Kettering, NN14 2RL
- Arctic Products
- 01536 264000 - Baird Road, Willowbrook North Industrial Estate, Corby, Northamptonshire, NN17 5ZA
- A.E Bartholomew
- 01536 714200 - AEB House Stirling Ct, Loddington, Kettering, Northamptonshire, NN14 1RZ
- Bearward Engineering
- 01604 762851 - Main Road, Far Cotton, Northampton, Northamptonshire, NN4 8HJ
- Blue Water Plumbing Services
- 01536 790831 - 55 Northampton Road, Broughton, Kettering, Northamptonshire, NN14 1NR
- Peter Braines
- 01536 481942 - 12 Blandford Avenue, Kettering, Northamptonshire, NN16 9AR
- BSS (Northampton)
- 01604 251400 - Riverside Wy, Northampton, Northamptonshire, NN1 5ND
- Buckby Heating & Plumbing
- 01327 844009 - 1 Ashmore, Long Buckby, Northampton, Northamptonshire, NN6 7RT
- P.A Cassidy
- 01604 581358 - Unit 1 Ross Rd Weedon Rd Indust Est, Weedon Road Industrial Estate, Northampton, Northamptonshire, NN5 5AX
- Chalan Services
- 01604 644276 - 62 Teesdale, Northampton, Northamptonshire, NN3 5DH
- Colson & Loaring Building Contractors
- 01933 622954 - The Bungalow Denford Rd, Ringstead, Kettering, Northamptonshire, NN14 4DF
- Complete Maintenance Services
- 01604 755242 - 19 Montfort Close, Northampton, Northamptonshire, NN5 5AN
- John Davidson
- 01604 754025 - Ross Rd Weedon Rd Indust Est, Weedon Road Industrial Estate, Northampton, Northamptonshire, NN5 5AX
- Dimmer Brothers
- 01604 631382 - 149 Stimpson Avenue, Northampton, Northamptonshire, NN1 4JN
- Durran's Heating Services
- 01327 811778 - Cleyley High St, Paulerspury, Towcester, Northamptonshire, NN12 7NA
- Duston Drainage & Plumbing
- 01604 754127 - 6 Ryehill Ct Harlestone Rd, Lodge Wy, Lodge Farm Industrial Estate, Northampton, Northamptonshire, NN5 7UA
- Dyno-Rod
- 0800 000999 - Northampton, NN1 1BA
- David C Fowkes
- 01604 622901 - 37 St. Edmunds Street, Northampton, Northamptonshire, NN1 5SH
- H.P.W
- 01604 719715 - 34 St Pauls Road, Northampton, Northamptonshire, NN2 6ES
- Harlestone Heating
- 01604 585955 - 9 Harlestone Road, Northampton, Northamptonshire, NN5 7AE
- Ideal Tanks & Pumps
- 01604 843359 - The Gas Stn, Lower Harlestone, Northampton, Northamptonshire, NN7 4ER
- Jayhard
- 01604 589955 - Unit 14, Millbrook Close, Northampton, Northamptonshire, NN5 5JF
- Kingsley Bathroom Plumbing & Heating Centre
- 01604 791591 - 46 Junction Road, Northampton, Northamptonshire, NN2 7JA
- M.J.S
- 01327 830883 - York Farms Bsns Cntr, Towcester, Northamptonshire, NN12 8EU
- Oakley Plumbing Supplies
- 01536 747722 - Unit 6, Shieling Court, Corby, Northamptonshire, NN18 9QD
- A Pickering
- 01604 714796 - 188 Harborough Road, Northampton, Northamptonshire, NN2 8DJ
- Plumb Center (Plumbing & Heating Merchants, Northampton)
- 01604 584072 - St. James' Business Pk, Northampton, Northamptonshire, NN5 5JP
- Plumb Center Plumbing & Heating Merchants Northampton
- 01604 755401 - King's Heath Indust Est, Kings Heath Industrial Estate, Northampton, Northamptonshire, NN5 7QP
- Plumbase
- 01604 580661 - Unit 4, Orbital Trade Park, Gladstone Road, Northampton, Northamptonshire, NN5 7JT
- Plumb-Line
- 01604 882881 - 1 Home Farm Lane, Pitsford, Northampton, Northamptonshire, NN6 9NL
- PTS Plumbing Trade Supplies (Northampton)
- 01604 597600 - Unit 3, 69 St James Mill Road, Northampton, Northamptonshire, NN5 5JP
- PTS Plumbing Trade Supplies Northampton
- 01604 750920 - Northampton, Northamptonshire, NN5 5JP
- Qual-Plumb
- 01536 401011 - Unit A Marconi Ct Yd Earlstrees Indust Est, Earlstrees Industrial Estate, Corby, Northamptonshire, NN17 4AX
- Rainbow Heating & Plumbing Services
- 01604 627227 - Suite 7 Burlington Ho Wellingborough Rd, Northampton, Northamptonshire, NN1 4EU
- Ranheat Engineering
- 01604 750005 - Butler Mabbutt & Wrighton Lt St James Mill Rd, Northampton, Northamptonshire, NN5 5JP
- St. James Plumbing & Heating
- 01604 751622 - 113 Weedon Road, Northampton, Northamptonshire, NN5 5BS
- Steam Heating Industrial
- 01604 403195 - 29 Conyngham Road, Northampton, Northamptonshire, NN3 9TA
- Stony Bathrooms
- 01327 354076 - 111 Watling Street West, Towcester, Northamptonshire, NN12 6AG
- Tanks Pumps & Equipment
- 01327 857676 - 26 The Slade, Silverstone, Towcester, Northamptonshire, NN12 8UH
- Tommy The Plumber
- 01604 432000 - 27 Willow Lane, Great Houghton, Northampton, Northamptonshire, NN4 7AW
- Wintle Heating & Plumbing
- 01604 790800 - 19a Mansion Clo Moulton Pk Indust Est, Moulton Park Industrial Estate, Northampton, Northamptonshire, NN3 6RU
- R Marlow Plumbing
- 01604 844789 - 79 Reynard Wy, Northampton, Northamptonshire, NN2 8QS
- H2O Gas Plumbing & Heating
- 01933 272121 - 21A Kingsway, Wellingborough, NN8 2PB
- Campbell's Plumbing & Heating Ltd
- 01536 763594 - 6 Doulton Close, Desborough, Northants, NN14 2XX
- David Thompson Heating
- 01536 522490 - 5 Poplars Fm Rd, Barton Seagrave, NN15 5AE
- Premier Plumbing & Property Services
- 01604 416203 - 15 Nuthall Close, Northampton, Northamptonshire
- Armstrong Plumbers
- 01604 517278 - 29 Archangel Square, Northampton, Northamptonshire, NN4 9RA
- Relief Group Plumbing
- 0845 0099445 - 48 Euston Road, Northampton, Northamptonshire, NN4 8DT
- PlumbLocal (Northampton)
- 0808 0000000 - 5 Rickyard Walk, Grange Park, Northampton, Northamptonshire, NN4 6BD
- Atmos Heating Systems
- 01327 871335 - Unit C, West March Industrial Estate, West March, Daventry, Northamptonshire, NN11 4SA
- Roland Hill Plumbing & Gas Services
- 01604 708355 - Main, 60 Augusta Avenue, Northampton, Northamptonshire, NN4 0XP
- MP Plumbing & Heating Engineers
- 01536 201906 - 69 Forest Gate Road, Corby, Northants, NN17 1TW
- APK Plumbing
- 109 Menclip Road, Northampton, Northamptonshire, NN5 6BA
- Taylor Plumbing & Heating Services
- 01604 622112 - Office 1, 63 Lea Road, Northampton, Northamptonshire, NN1 4PE
- Harvey Heating
- 01327 857048 - 31 Stewart Drive, Silverstone, Towcester, Northamptonshire, NN12 8TP
- L & S Coolers
- 01604 409089 - 9 Nuthall Close, Northampton, Northamptonshire, NN3 9XA
- Encon Special Contracts
- 01604 648200 - Astin Ct Tenter Rd, NN3 6TZ
- Fastplumb (Northampton)
- 0845 3736606 - Unit D, Site A, Sywell Airport Lad Estate, Northampton, Northamptonshire, NN6 0BN
- Plumb Center
- 01327 300368 - Unit 2, Royal Oak Court, Royal Oak Way North, Royal Oak Industrial Estate, Daventry, Northamptonshire, NN11 5PQ
- Plumb Center
- 01327 300025 - Unit 2, Royal Oak Court, Royal Oak Way North, Royal Oak Industrial Estate, Daventry, NN11 8PQ
- T and J Plumbing
- 0845 3380474 - 45 Rickyard Rd, Northampton, Northamptonshire, NN3 3RS
- Nathan Anderson
- 14 Isham Close, Northampton, Northamptonshire, NN2 7AQ
- M J Plumbing and Heating
- 01604 452385 - 38 Poplar Court, Northampton
- Jon Brawn Plumbing
- 07710 481329 - 15 Gladiator Close, Northampton, Northamptonshire
- Multi Heat
- 0845 4918020 - 23 Honiton Gardens Corby, Northamptonshire, NN18 8BW
- BBK Heating Services
- 07921 778815 - 110 Bastle Avenue, Northmpton, NN5 6JZ
- Wilsons Plumbing Services (w.p.s)
- 01604 517775 - 37 Deal Street, Northampton, Northampton-shire, NN1 3HS
- Mj Newton Ltd
- 07903 743886 - 14 Grafton View Wootton, Northampton, Northamptonshire, NN4 6HQ
- Stephen James Jude Plumbing and Heating
- 0845 2633050 - 15 Glebeland Gardens, Northampton, NN5 7HE
- Njs Plumbing And Heating Services
- 0845 2633051 - 5 Becket Way Spinney View, Northampton, Northamptonshire, NN3 6EX
- JJ Plumbing Services
- 0845 2634262 - 25 Ennerdale Road, Northampton, Northamptonshire, NN3 6BB
- Barry Evans Plumbing & Heating
- 07843 230644 - 25 Pennine Way, Northampton, NN5 6AT
- Allan Donaldson Plumbing and Heating Services
- 0845 8391787 - 11 Greeve Close, Corby, Northamptonshire, NN18 8LW
- Bretts Plumbing and Heating
- 0845 4817897 - 17 Ashton Close, Daventry, Northamptonshire, NN11 9YW
- Jonathon Humphries
- 3 Brixworth Road, Holcot, Northampton, NN6 9SJ
- WB Plumbing
- 0845 3471846 - 36 Merryhill, Northampton, NN4 9YH
- Ability Engineers
- 01234 211552 - 5 Fairfax Road, Bedford, MK40 4LS
- JB Plumbing
- 0845 3471557 - 69 Rosedale Road, Northampton, NN2 7QE
- Gray Electrical and Plumbing
- 01604 461843 - 27 Milton Street, Northampton, Northamptonshire, NN2 7JG
- Northampton H2o
- 01604 708971 - 39 Summerfields, Northampton, Northamptonshire, NN4 9YN
- Plumb-line
- 01604 644500 - Unit 4, Talavera Court, 8 Darnell Way, Moulton Park, Northamptonshire, NN3 6RW