Loft Conversion Specialist and House Extension Builders across London and Hertfordshire 

Nuhous loft conversion company specialist, house extension builders, planning and design, design and build company with over 16 years experience in architecture and construction. 

Over 64 reviews, rated "Excellent"

4.8 out of 5 based on 64 Reviews

Planning Design Service

Loft Conversion

Home Extensions



Fully qualified

Fully Approved 

10 Year 


Nuhous Loft Conversion Specialists London and Hertfordshire

Nuhous loft conversions specialist architecture services, surveying, design and build services for loft conversions, home extensions and renovations.

First class client service with high quality craftsmanship at an affordable price, architecture services, surveying, structural drawings, construction and project management for the duration of your design and build.

"Nuhous Offering dedicated local expertise and competitive pricing for design and build projects for homes in need of loft conversions and home extensions. Lets plan. Lets get Planning. Start to Build!"

Alexander Anderson

Expert design and build specialist 

Nuhous Reviews

4.8 out of 5 based on 64 Reviews

"Nuhous are great providing a quick turnaround for our planned building project. Steven & Alexander designers was brilliant"

Review by John Reeve

Featured by

Architecture Design

Architecture Design

Local Athority Building Control
Types of architecture and construction projects we work on 

Loft Conversions

We design and build loft conversions including architecture and construction of loft conversions, types of lofts we design and build:

  • Dormer loft conversions

  • Hip to gable loft conversions

  • Mansard loft conversions

  • L shaped loft conversions

  • Velux loft conversions


House Extensions

We design build house extensions including architecture and construction of house extensions, types of extensions we design build:

  • Rear house extensions

  • Side and rear house extensions

  • Side house extensions

  • Wraparound or side return extensions

  • 2 storey house extensions

Design and planning

Design and Planning

Our architectural designers produce custom architectural solutions for homeowners across the London. We design many different types of loft conversions and house extensions. Our designers first step is always to listen to you and understand what you would like to achieve from your home, this will form the basis of everything we do.

Our featured project portfolio

Batchelor St Islington London N1.JPG

Wraparound rear house extension Batchelor St Islington, London N1

Design and build of wraparound rear house extension. Kitchen has the custom made cabinets

Single Storey Extension in Western Rd - N2 East Finchley.jpg

Extension and internal Renovation in Western Rd, N2 East Finchley

Design and build project of rear extension and internal renovation. The work included supplying all...

Kitchen and Dining Extension and Loft Conversion in Mayfield Avenue N12 North Finchley.jpg

Extension and Loft Conversion in Mayfield Avenue N12 North Finchley

Modern kitchen extension with dining area and additional Loft conversion overlooking the area.

Kitchen Extension and Loft Conversion Woodside Ave - N3 Finchley 4.jpg

Loft Conversion and Extension Woodside Ave - N3 Finchley

loft conversion to accommodate more space in the house for the growing family. 

Wrap Around Extension with vaulted Ceiling Sebright Road EN5 High Barnet 3.jpeg

Wraparound Extension  Sebright Road EN5 High Barnet

Wraparound extension in High Barnet with vaulted ceilings allowing skylights to bring...

Loft Conversion Church Hill Rd EN4 East Barnet 5.jpg

Loft Conversion
Church Hill Rd EN4 East Barnet

Loft conversion project for Richard and Julia who have been very accommodating

Why use Nuhous for your project?

In name you can TRUST 

Over 16 years of Architecture and Construction experience

At Nuhous we are loft conversion experts a specialist loft company. We are also house extension builders a specialist in the field. With our in-house architectural design and construction team we deliver high quality loft conversions and house extensions across London and Hertfordshire areas. you can be rest assured we will start from design and planning stages to construction and finishing stages.

Free no obligation quote

We will provide you with the free quote for your loft conversion or house extension project, we also have have a price match, if you have found a cheaper quote come back to us and we will match it! Terms and conditions apply. 

Professional and Expert advice

10 year guarantee

Highly recommended

Inhouse architecture and construction

London based

Expert loft conversion company

Explore further

From this point you can get a free quote from us, get free advice about your loft conversion, home extension, new build, give us a follow on social media just search "nuhous" to stay up to date with our news

Free consultation

You can speak to us about your loft conversion or house extension project over the phone. Book your free 30 minute consultation.

Get a free quote

Get a free quote for your project, design and build loft conversions or house extensions. Fully detailed quotes available.

Knowledge Hub

Knowledge Hub

Find out about planning permission, building regulations or our blog and news about home style and living.

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