Home-Extensions-London

House Extensions Expanding Homes With Precision And Purpose

We design and deliver high-quality home extensions across London and the South East. Whether you want to create additional living space, open your home to the garden, or add value through intelligent design, our in-house team manages every stage from concept to completion.

OCG London - Domestic house extensions

Comprehensive Extension Services

We provide a fully managed service that covers design, planning, structural works, and finishing, all delivered by our experienced in-house team. Every project is carefully planned and executed to ensure a seamless build process and exceptional results.

A project typically includes:

  • Design development and technical planning
  • Structural engineering and technical planning
  • Project management and site coordination
  • Construction and build works
  • Electrical, plumbing, heating and ventilation systems
  • Bespoke joinery and interior finishing
  • Decoration and final detailing

Our complete service means you can rely on one dedicated team to deliver every stage of your extension with precision, care and accountability.

OCG London - Domestic house extensions

Types Of Extensions We Deliver

We undertake a wide range of residential extensions; each tailored to the property and our client’s needs.
We specialise in:

  • Single-storey extensions
  • Over-structure extensions
  • Double-storey extensions
  • Rear extensions
  • Side extensions
  • Wrap-around and L-shaped extensions

Each extension is designed to integrate seamlessly with the existing property, enhancing both its functionality and aesthetic appeal.

OCG London - Domestic house extensions
House-Extension-Builders-London

Our Approach

Every home extension is unique, and we treat it as such. From the first consultation, we work closely with you to understand your goals and create a design that complements your home’s character.

We handle all aspects of the process in-house, from design and drawings through to the final finish, ensuring consistency, quality and accountability at every stage.

Why Choose OCG London

We’re trusted by homeowners who expect exceptional quality and a professional, discreet service.

  • DBS-checked team for your peace of mind
  • NICEIC and Gas Safe accredited
  • Experienced, qualified tradespeople
  • End-to-end design and build management
  • Honest communication and transparent pricing
  • Impeccable attention to detail in every finish
  • Proven record of repeat clients and referrals

Hear from our customers

Our Work In Action

Every home we extend is unique, but all share the same standard of craftsmanship and care. Explore a selection of our recent residential projects to see how we bring spaces to life.

Kitchen Installation in Ladywell

A complete transformation of an existing kitchen, following a previous build that had not been completed to a satisfactory standard. Their main priorities were increased storage, an improved layout, and a clean, contemporary finish suitable for everyday family use.
View this project
Kitchen Installation Ladywell

Refurbishment in Bexley

A complete transformation of an existing kitchen, following a previous build that had not been completed to a satisfactory standard. Their main priorities were increased storage, an improved layout, and a clean, contemporary finish suitable for everyday family use.
View this project
First floor refurbishment in Bexley

Let’s Talk About Your Home Extension

If you’re considering extending your home, we’d be delighted to help.
Contact our team to discuss your project and discover how we can help you create a space that’s beautifully designed and expertly built.

020 3376 6819info@ocglondon.com

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