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Jon Howard Construction Ltd
Jon Howard Construction Ltd is a trusted extension builder serving customers in Hertford and the surrounding area. Contact us to today to get a com...
"Single storey extension" - WELWYN, job posted 31/08/25
Up and Out Builds Ltd
Relax... you have found a reliable extension builder in Hertford. Up and Out Builds Ltd is a friendly and reliable company based in Hertford who co...
"We are small builders looking quote for foundations ,groundworks and drainage - soakways Thanks Harsha.R" - AL8, job posted 16/02/25
Roberts & Co
Roberts & Co is a family run business est.2009. We specialize in Kitchen extensions and Loft conversions, and cover Hertfordshire, Essex and Greate...
"Side return roughly 20 m2 on terraced Victorian house - access through rear of property and then round the back." - SG12, job posted 21/07/24
A S G Developments - Herts LTD
Amarjeet Gill
Architecture and Construction all in one place.
FREE DRAWINGS for all projects we build.
Buyerz Trading
Buyerz Trading is an established and experienced local extension builder in Hertford. Please contact us for a free, no obligation quote and competi...
Advance Construction Solutions
Trusted and professional extension builder in Hertford. Experienced in all extension buildering work and keeping within budget and on quote. Advanc...
A1 Home Care Building Maintenance
A1 Home Care Building Maintenance are here to help customers who need an Extension Builder in Hertford. We offer a competitive rate to complete all...
MA Gower
Need an Extension Builder in Hertford? MA Gower has been helping local clients (20 mile radius) with their extension buildering jobs for many years...
Flamstead Building Services Ltd
Ilir/leo Shkembi
Dear All, I’m a plumber and heating engineer, I have access to all other trades guys that are willing to work long hours and at the weekends ...
IMS Building Services
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
J G BUILDING SERVICES
J G BUILDING SERVICES is a trusted extension builder serving customers in Hertford and the surrounding area. Contact us to today to get a competiti...
Red Swan Construction
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
Herts Loft Ltd
Hertford, SG14
Herts Loft Ltd is an established extension buildering business in Hertford. We come highly recommended and provide competitive quotes for your work...
TPJ Building Ltd
Need to find an Extension Builder near you for all your extension buildering work?
TPJ Building Ltd provides a local, trusted extension bui...
Complex Construction
Claudio Lutchi
Complex Construction is an established extension buildering business in Hertford. We come highly recommended and provide competitive quotes for you...
LTM Construction
LTM Construction is an established and experienced local extension builder in Hertford. Please contact us for a free, no obligation quote and compe...
PRIMEEXPERT
Wiemy jak wa?n? decyzj? dla naszych Klientów jest budowa kupno czy remont domu, dlatego stawiamy na nowoczesne i ekonomiczne rozwi?zania , a ca?? ...
£47/hr
£294/day
GP Property Services
Need to find an Extension Builder near you for all your extension buildering work?
GP Property Services provides a local, trusted extension...
£48/hr
£303/day
Hopson Bros Services
Hopson Bros Services is a trusted extension builder serving customers in Hertford and the surrounding area. Contact us to today to get a competitiv...
£44/hr
£278/day
Groome & Sons Ltd
Experienced extension builder ready to quote for your work. Groome & Sons Ltd is the best extension builder in Hertford. No obligation free quotes ...
Compare Hertford extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Hertford | £46 | £290 |
| Extension Builders near Ware | £47 | £296 |
| Extension Builders near Welwyn Garden City | £42 | £269 |
| Extension Builders near Hoddesdon | £46 | £296 |
| Extension Builders near East Hertfordshire | £44 | £289 |
| Extension Builders near Hatfield | £42 | £266 |
| Extension Builders near Cheshunt | £48 | £285 |
| Extension Builders near Potters Bar | £43 | £273 |
| Extension Builders near Stevenage | £44 | £282 |
| Extension Builders near Harlow | £43 | £288 |
Job estimates from extension builders near you
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.
Build a timber frame extension - £26,272
Garden office - £10,272
Granny annexe - £87,272
Build a flat roof extension - £22,272
Convert a Garage - £16,272
Hip to gable loft conversion - £42,272
Convert a bungalow loft - £29,272
Build a dormer loft conversion - £42,272
Build a swimming pool - £81,272
Build a Mansard loft conversion - £52,272
Concrete foundations - £6,522
Underpin a building - £17,772
Two storey extension - £88,408
Convert a basement - £40,560
Side return extension - £44,560
Loft conversion - £36,300
Garage - £18,772
Single storey extension - £60,440
Outbuilding - £10,272
Install an RSJ - £2,472
Build a kitchen extension - £42,272
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