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Expert Basement Conversion for Eton Avenue

Expert basement conversion from HAMPSTEAD RENOVATIONS - property renovation company in Hampstead, serving Eton Avenue since 2010.

Only 0.3 miles from Eton Avenue

Book a basement survey Call 07459 345456

4.9

Google Rating

14+

Years Experience

2hr

Response Time

🏠

Premium Property Image

Free Quote

No obligation assessment for your project

Why Choose Us for Basement Conversion?

When you need basement conversion in Eton Avenue, you want a local team you can trust. Unlock hidden space beneath your home with a professionally converted basement. As a trusted refurbishment company in Hampstead, we've been serving Swiss Cottage families for over a decade. Victorian terraces often have existing cellars perfect for conversion into usable living space.

No garden space lost

Adds significant value

Creates flexible space

Often no planning needed

Premium waterproofing

10 year guarantee

Startingfrom £50,000 for basement conversion

How It Works

Get in Touch

Call us or request a quote online. We'll discuss your basement conversion needs.

Free Assessment

We'll survey your Eton Avenue property and provide a detailed, no-obligation quote.

Expert Work

Our certified team completes the work to the highest standards.

Quality Guarantee

10 year waterproofing guarantee. Your satisfaction is guaranteed.

Eton Avenue

Swiss Cottage, NW3

Local to Eton Avenue

We're based at Unit 3, Palace Court, 250 Finchley Road, just 0.3 miles from Eton Avenue. That means no long waits – we can be with you quickly when you need us.

0.3

Miles away

~15

Min drive

2hr

Response

About Eton Avenue

Area: Swiss Cottage, Camden

📮Postcode: NW3

🏛️Nearby: Hampstead Theatre, South Hampstead High School

🚇Transport: Swiss Cottage Underground, Belsize Park Underground

Get Directions from Our Office

Why Choose Us?

We're committed to delivering exceptional service with complete peace of mind.

Only 0.3 miles away

We're local to Eton Avenue

Basement Waterproofing Association

Industry accredited

10 year waterproofing guarantee

Work guaranteed

Fully Insured

£5m public liability

Basement Conversion Reviews in Swiss Cottage

See what our Swiss Cottage customers say about our basement conversion services.

"After several quotes, we chose HAMPSTEAD RENOVATIONS for our basement conversion project. Best decision we made - quality work, great communication, and they respected our victorian terrace's character."

Amelia J.

Swiss Cottage • January 2026

Basement Conversion

"Professional service from start to finish. The basement conversion work on our victorian terrace was completed beautifully. The team took real pride in their work."

William T.

Swiss Cottage • October 2025

Basement Conversion

"Used HAMPSTEAD RENOVATIONS for basement conversion and couldn't be happier. They arrived on time, explained everything clearly, and the price was fair. Will definitely use again."

Thomas B.

Swiss Cottage • June 2025

Basement Conversion

4.9

Average rating from 200+ Google reviewsView all →

Basement Conversion FAQs for Eton Avenue

Common questions about basement conversion in Swiss Cottage.

We use cavity drain membrane systems with sump pumps, providing guaranteed waterproofing that manages any water ingress.

Popular uses include home offices, gyms, cinemas, playrooms, guest suites, and wine cellars. Building regs apply for habitable rooms.

Simple conversions of existing cellars often don't need planning. New excavations typically require permission and structural approval.

Yes, Eton Avenue is in our core service area. We're based at Unit 3, Palace Court, 250 Finchley Road, just 0.3 miles away, so we can respond quickly to calls in NW3.

Absolutely. We've worked on many victorian terrace properties throughout Swiss Cottage and understand the specific requirements of homes in this area.

Still have questions? We're here to help.