top of page
LCCL Construction Blog
Guides, News and Project Case Studies from LCCL Construction
Welcome to the LCCL Construction blog. Here you will find expert guides on loft conversions, house extensions, home renovations, architectural design, planning permission and building regulations. We also share project case studies from our completed builds across London and Hertfordshire, giving you real examples of the work we deliver. LCCL Construction is an award-winning design and build company with over 20 years of experience, more than 200 verified reviews rated 4.7 out of 5, and LABC Awards Regional Winners 2024. If you have a question about your project, call 020 8037 7332 or book a free consultation.
Search
Wraparound Extension London 2026: Complete Guide to Costs, Planning and Design
Planning a wraparound extension in London in 2026? Complete guide to costs from £60,000, planning permission, design ideas and timelines for wraparound extensions from LCCL Construction.
LCCL Construction
Apr 293 min read
House Extensions London 2026: Complete Guide to Costs, Types and Planning
Planning a house extension in London in 2026? Complete guide to costs, types, planning permission and how to choose the right builder from LCCL Construction — London’s specialist design and build company.
LCCL Construction
Apr 273 min read
Home Extension Builders London: 7 Things to Check Before You Appoint
Looking for home extension builders in London? Here are 7 things every homeowner should check before appointing home extension builders in London in 2026 — from reviews and accreditations to estimates and warranties.
LCCL Construction
Apr 273 min read
Rear House Extension London 2026: Complete Guide to Costs, Planning and Design
Planning a rear house extension in London? Complete guide to costs from £35,000, planning permission rules, design ideas and timelines for rear extensions in London in 2026.
LCCL Construction
Apr 273 min read
Extension Builders London: 6 Things to Check Before You Appoint
Looking for extension builders in London? Here are 6 things every homeowner should check before appointing house extension builders in London in 2026 — from reviews and accreditations to quotes and warranties.
LCCL Construction
Apr 233 min read
Loft Conversion or House Extension: Which Should I Do First?
Many London homeowners want both a loft conversion and a house extension but are unsure which to tackle first, or whether to do both at the same time. The answer depends on your priorities, budget, property type and how you plan to use the space. LCCL Construction regularly delivers combined loft conversion and extension projects and can advise on the best approach for your situation.
LCCL Construction
Apr 232 min read
How to Finance a Loft Conversion or House Extension in London
A loft conversion or house extension is a significant investment, typically costing £30,000 to £150,000 in London. Understanding your financing options and choosing the right payment approach is essential for a stress-free project. This guide covers the main ways to fund your construction project, plus how LCCL Construction structures payments to make the process manageable.
LCCL Construction
Apr 233 min read
House Extensions South London 2026: Costs, Planning and What to Expect
Looking for house extensions in South London? This complete guide covers costs, planning permission, the best extension types and what to expect from a design and build company in South London in 2026.
LCCL Construction
Apr 204 min read
7 Things to Look for in a House Extension Builder in London (2026 Guide)
Choosing the right house extension builder in London is one of the most important decisions you will make. This guide covers the 7 key things every homeowner should check before appointing a builder for a house extension in London in 2026.
LCCL Construction
Apr 204 min read
House Extension Design Ideas: Open Plan Kitchen Diner London 2026
An open plan kitchen diner extension is the most popular house extension in London. This guide covers the best design ideas, layouts, features and finishes for creating a beautiful open plan kitchen diner extension in 2026.
LCCL Construction
Apr 164 min read
How Long Does a House Extension Take in London? (2026 Guide)
A house extension in London typically takes 10 to 18 weeks to build, depending on the type and size. But the full timeline from first consultation to completion is usually 4 to 8 months. This complete guide covers every stage and how long each one takes.
LCCL Construction
Apr 164 min read
Do I Need Planning Permission for a Rear Extension in London?
Many rear extensions in London can be built without planning permission under permitted development rights. This complete guide explains when you do and don't need planning permission for a rear extension in London, the rules that apply and what to do if your project falls outside permitted development.
LCCL Construction
Apr 154 min read
Double Storey Extension Cost London 2026: Prices, Planning and What to Expect
A double storey extension in London typically costs between £70,000 and £150,000 in 2026, depending on size and specification. This complete guide covers double storey extension costs, planning permission, timelines and what to expect.
LCCL Construction
Apr 84 min read
Kitchen Extension Cost London 2026: Prices, Planning and Design Ideas
A kitchen extension in London typically costs between £30,000 and £80,000 in 2026, depending on size and specification. This complete guide covers kitchen extension costs, planning permission, design ideas and what to expect from the build.
LCCL Construction
Apr 84 min read
Victorian Terraced House Extension London 2026: Costs, Planning and Design Ideas
A Victorian terraced house extension in London typically costs between £35,000 and £120,000 in 2026 depending on type and specification. This complete guide covers everything you need to know about extending a Victorian terraced house in London — costs, planning, design ideas and what to expect.
LCCL Construction
Apr 84 min read
bottom of page