Extensions
Extension types include loft, single or double storey, wrap-around, garage, basement, dormer and orangery extensions.
Check this on Best Build’s website ↗ (opens in a new tab)Jersey Web Directory · Builder
Best Build
Jersey
Best Build has built, extended and renovated properties since 2011. It is led by Kelvin Barker, who has over 30 years of building experience and acts as the single point of contact on each project.
- Building since 2011
- Single point of contact on each project
- Recent projects in Trinity, St Martin, St Lawrence and Grouville
Independent listing, checked against Best Build’s website on 21 October 2026. Not yet confirmed by the business.
At a glance
Extensions, renovations and new builds
Renovations
Renovation work ranges from a bathroom update to a full home makeover, including insulation, electrical and plumbing upgrades, structural improvements, damp-proofing and new roofing.
Check this on Best Build’s website ↗ (opens in a new tab)New builds
For new homes, Best Build works alongside architects and designers from first consultation through to completion.
Check this on Best Build’s website ↗ (opens in a new tab)Go to the source
Useful links on Best Build’s website
Extensions ↗ Types of extension it builds (opens in a new tab) Renovations ↗ Upgrades and full makeovers (opens in a new tab) New builds ↗ New homes with your architect (opens in a new tab) Projects ↗ Completed work around Jersey (opens in a new tab) Contact Best Build ↗ Phone, email and contact form (opens in a new tab)
About this listing
Checked against public sources
We checked the details against Best Build’s website (opens in a new tab) on 21 October 2026. Services and packages can change, so the links above take you straight to Best Build for the latest information.
Jersey Web wrote this independent listing. It has not been confirmed by Best Build, and it is not a review, recommendation or claim that Best Build is a Jersey Web client.
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