- Single storey extensions

- Double storey extensions

- Garage conversions

- Loft conversions & dormers

- Barn conversions

- Home offices & outbuildings

- Fire safety upgrade works


We work for you; offering independent,

high quality plans for:

- Planning approval

- Building control approval

- Builders' quotations.

Architects in Liverpool. Architects in Merseyside 

Liverpool   -   Sefton   -   Halton   -   Knowsley   -   West Lancs     St Helens   -   Wirral   -   Wigan   -   Warrington

Liverpool,   Sefton,   Halton, Knowsley,   West Lancs,   St Helens,   Wirral,   Wigan,   Warrington


Call us for a quick, hassle-free 

phone consultation

Home Visit

to discuss design ideas.

Then we measure up.

We will design to

your budget

 14 DAYS

Fast Service

Have your plans within 14 days

Contact builders for estimates...

Start building!


Call or send us a quick message to arrange a

free consultation:

Call us
Contact us
Want to extend your house but don't know where to start?
You would like to increase the value of your home? 
Why move from the home that you love?

Tags:  adding value, bathroom refresh, extensions, garage upgrage, home improvements, loft conversion, new kitchen, open plan living, renovations, storage solutions, modern extension, open plan kitchen extension, open plan living room, House extension, architect. How much do extensions cost? Builder recommendations

LABC Registered Partner (PAS)
Local Authority Building control 
We are proud of this quality standard and our working relationships with Knowsley, Halton and Wigan.

Architecture Design

Draughting Services

House Extensions

Listed Buildings


Residential Architects

Sustainable Design

Building Design

Building Conversions

Building Consultants


Building Refurbishments

Building Space Planning

Building Regulations Expert

Chartered Surveyors

Building Plans

House Extension Design

Structural Alterations

Computer Aided Design

LABC Registered PAS

Structural Calculations

Liverpool, Sefton, Halton, Knowsley, West Lancs, St Helens, Wirral, Wigan and Warrington

The Extension House Ltd


54 St James Street


L1 0AB

United Kingdom

Call: 07568 164 169



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