Make the best use of the space you already have
Family-run builder in Rainford, St Helens. Garage conversions, garden rooms, knock throughs and renovations, built by our own qualified team.
What we build
Garage conversions
A fully insulated, building-regs-approved room, usually in two working weeks.
Garden rooms
Built from scratch on your plot to timber-frame house spec.
Knock throughs
Kitchen diners and open-plan living, with the right steel.
Renovations and extensions
Ensuites, extensions and conservatory roof replacements.
Aluminium verandas
The Deponti range, supplied and fitted.
Real prices from recent jobs
No hiding behind “prices on application”. Here's what local homeowners actually paid, so you know what to expect before we visit.
- Integral garage conversion, St Helens, no WC
- £12,700+ VAT (£15,240 inc. VAT)
- Garage conversion with an added WC, Rainford
- £17,690+ VAT (£21,228 inc. VAT)
- Bespoke garden room for year-round use
- from £15,000
- Garage conversion, start to finish on site
- 2 weeksBuilding Control sign-off shortly after
Full breakdowns: garage conversion costs and garden room costs.
Rainford Buildings at a glance
- Who we are
- A family-run building company based at The Office, Moss Park Estates, Dairy Farm Road, Rainford, St Helens WA11 7JR.
- What we do
- Garage conversions, garden rooms, knock throughs and open-plan conversions, home renovations and extensions, and conservatory roof replacements.
- Where we work
- Rainford, St Helens, Liverpool and across Merseyside.
- How we work
- A fully qualified in-house team, from management to skilled trades. Every job is priced for you and your home rather than off a price list, and we take it from an idea through to Building Control sign-off.
- Get a quote
- Call 07816 605168 or email mark@rainfordbuildings.co.uk.
Recent projects
All projects and advice
Really good job on our garage conversion. Thanks Mark and team.
Get a free, no-obligation quote
Every job is priced for you and your home, not off a price list. Tell us what you have in mind and we’ll come and take a look.