Covering Hertford
Alongside Hertford, we also cover Hoddesdon, Welwyn Garden City (6 miles to the west) and Hatfield.
Homes in the East of England
Housing in the East of England ranges from post-war estates and modern developments to timber-framed and period homes in historic towns, so permitted development checks and conservation controls both feature regularly.
Which projects do we build in Hertford?
Extensions
- Single-storey extensions in Hertford
- Double-storey extensions in Hertford
- Side return extensions in Hertford
- Wraparound extensions in Hertford
- Kitchen extensions in Hertford
- Orangeries in Hertford
- Porches in Hertford
- Garden annexes in Hertford
Lofts and upward extensions
- Loft conversions in Hertford
- Dormer loft conversions in Hertford
- Hip-to-gable loft conversions in Hertford
- Mansard loft conversions in Hertford
- Bungalow and upward extensions in Hertford
Conversions
- Garage conversions in Hertford
- Basement and cellar conversions in Hertford
- House-to-flat conversions in Hertford
New builds and renovation
- New-build homes in Hertford
- Knock down and rebuild in Hertford
- House renovations in Hertford
- Structural alterations in Hertford
- Re-roofing in Hertford
Design, kitchens and bathrooms
- Architectural design and planning in Hertford
- Kitchen installation in Hertford
- Bathrooms and en-suites in Hertford
How is building work approved in Hertford?
In England we deal with the council’s planning team for permission or a lawful development certificate, with building control (the council or a registered building control approver) for inspections, and with neighbours under the Party Wall etc. Act 1996 where it applies.
What does a project cost in Hertford?
These are UK-wide guide ranges, including VAT where it applies. The price for a project in Hertford is fixed in writing once the design and specification are agreed.
| Project | Typical guide price |
|---|---|
| Single-storey extensions | £2,600 to £4,000 per m² |
| Double-storey extensions | £2,400 to £3,850 per m² |
| Kitchen extensions | £2,600 to £4,000 per m², plus the kitchen |
| Loft conversions | £30,000 to £110,000 |
| Dormer loft conversions | £50,000 to £90,000 |
| Garage conversions | £12,000 to £54,000 |
| House renovations | £600 to £2,800 per m² |
| New-build homes | £2,000 to £3,600 per m² |
Questions from Hertford homeowners
Do you cover Hertford?
Yes. We design and build extensions, loft conversions, conversions and new homes in Hertford and across Hertfordshire.
How do I get a quote in Hertford?
Use the guide price tool or the form, or call 0800 088 6341. We then arrange a free site visit, and fix the price in writing once the design and specification are agreed.
Do you handle the council paperwork for projects in Hertford?
Yes. We prepare drawings, deal with planning or permitted development, apply for building control approval and serve party wall notices where they apply.

