Find your next project before the competition.
Access thousands of verified building project leads across London. Extensions, lofts, renovations — all searchable, all with property addresses. The opportunities your competitors don't know about.
Find out how many leads are near you
Built for construction professionals
Different roles, same need — early access to building project leads that turn into real opportunities.
Builders & Contractors
Find homeowners with approved projects — extensions, lofts, and renovations. Reach out at the property address before your competitors.
- Approved residential building projects
- Direct property addresses for postal outreach
- Filter by project type — extensions, dormers, conversions
Architects & Designers
Monitor refused projects to find homeowners who need professional help. Track approval trends across London areas.
- Refused projects — offer redesign services
- Track what gets approved in each area
- Direct links to full project details
Planning Consultants
Analyse approval and refusal rates across London. Identify homeowners with pending projects who may need professional guidance.
- Decision analytics by area
- Pending projects needing support
- Target date tracking — decisions due soon
Surveyors & Engineers
Find approved projects that will need structural surveys, party wall agreements, and engineering input before construction begins.
- Approved two-storey and basement projects
- Loft conversions needing structural calcs
- Property boundary data available
Estate Agents & Valuers
Track where improvements are happening. Approved extensions and conversions signal rising property values and potential instructions.
- Spot areas with high improvement activity
- Identify properties gaining value
- Ward-level granularity
Trades & Specialists
Electricians, plumbers, roofers, landscapers — approved building projects need your skills. Find work before it goes to the usual contacts.
- Approved projects needing follow-on trades
- Filter by project scope and type
- Daily updates — be first to make contact
Powerful tools for finding opportunities
Fresh building project leads delivered daily across London. Search, filter, and find exactly what you're looking for.
Search by Postcode
Find projects in your target area. Search by postcode to see every opportunity nearby.
Filter by Area
All of London covered. Drill down to specific areas to focus on the streets you know.
Approved, Refused & Pending
Filter by project status. Approved projects need contractors. Refused ones need architects. Pending ones need consultants.
Updated Daily
New leads appear within 24 hours. Be the first to reach out — timing is everything.
Direct Project Links
One click to see the full project details — drawings, documents, and specifications.
Map & Table Views
See leads on an interactive map or browse in a detailed table. Export to CSV for your own records.
The data speaks for itself
Thousands of opportunities across London, refreshed every day.
Choose your plan
Every plan includes a free 7-day trial. No charge until your trial ends. Cancel anytime.
Monthly
Maximum flexibility
- All of London covered
- Unlimited searches
- Full addresses & descriptions
- Updated daily
- Direct project links
- Cancel anytime
Annual
Our most popular plan
- Everything in Monthly, plus:
- Export leads to CSV
- Map view with project markers
- Priority email support
- Saved search alerts (coming soon)
- Lock in today's price
7-day free trial · No charge today
6-Month
Commit & save
- All of London covered
- Unlimited searches
- Full addresses & descriptions
- Updated daily
- Direct project links
- Export leads to CSV
💡 One lead is all it takes. A single extension project can be worth £20,000–£80,000. An architect's resubmission fee covers years of BuilderBook.
Are you a homeowner?
Planning an extension, loft conversion, or renovation? Submit your project and get connected with local construction professionals who may be able to help.
Submit Your Project →Free to submit · No obligation · Reviewed within 24 hours
How it works
Three simple steps to finding your next opportunity.
Sign Up
Create your account and start your free 7-day trial. No credit card needed.
Search & Filter
Search by postcode, area, project type, or status. Find the exact opportunities that match your expertise.
Make Contact
Use the property address to reach homeowners directly. View full project details including drawings and documents.
Ready to find your next opportunity?
Join construction professionals across London who use BuilderBook to stay ahead of the competition.
Start Your Free Trial →7-day free trial · No credit card until trial ends