The Fastest, Most Stress-Free Way to Plan & Build Your Home Extension

Full Planning & Costing Done For You—Guaranteed Approval & No Budget Surprises!

Join 100+ Homeowners Who Have Transformed Their Homes With BuildSmart UK

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We Make Home Extensions Simple & Stress-Free

Planning a home extension can feel overwhelming—but it doesn’t have to be. At BuildSmart UK, we make the process clear, structured, and hassle-free with expert-led services that cover everything from planning to budgeting.

We handle planning approvals, building regulations, cost plans, and contractor recommendations, so you can move forward with clarity, confidence, and control—without delays or overspending.

Choose the level of support that suits your project:

  • Tier 1: Planning & Budget Clarity – Get planning drawings, application support, and a QS-backed cost plan to get started the right way

  • Tier 2: Full Build-Ready Package – Add detailed building regs, tender management, and legal contract drafting to fully prepare for construction.

  • Standalone Services – Mix and match only what you need.

single story extension

Get Your Home Extension Approved, Costed & Planned—Stress-Free

Full Support Home Extension Package

We Handle Everything, Start to Finish

Let us manage your project from planning approvals to cost management & builder selection. Avoid delays, hidden costs, and planning rejections.

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Expert Support & Community Access

Guidance from Professionals & Fellow Homeowners

Need help? Our expert-led community & support calls keep you on track, whether you’re DIY-ing or need quick advice on your project.

Budget Tools & Cost Planning

Accurate Project Budgeting & Templates

Use our checklists, QS-backed budget planners, and contract templates to avoid costly mistakes and keep your project running smoothly.

Structured Online Training

Learn How to Manage Your Own Project with Confidence

Our structured training courses walk you through the process, from planning approval to finding the right builder.

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Trusted by homeowners across the UK

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rear and side wrap around extension
double story extension

Trusted by Homeowners for Stress-Free, Cost-Effective Home Extensions

Let us handle everything

We Take Care of the Entire Process, Start to Finish

From planning approvals to contractor coordination, we ensure your extension is done right, on time, and stress-free.

Expert Planning & Cost Control

Stay on Budget & Avoid Costly Surprises

No budget surprises, no costly mistakes. Our expert cost planning ensures your project stays on track—without overspending.

Tailored Home Solutions

Designed Around Your Home & Your Needs

Whether it's an extension, full renovation, or self-build, we create a tailored plan that ensures a seamless, stress-free build.

Want to Work With Us

Ready to Plan Your Home Extension Without Stress?
Get your home extension approved & costed without delays, hidden fees, or headaches. Our expert team takes care of planning, approvals, and cost control—so you don’t have to

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