Flat Conversion

Our Services for Flat Conversion

Converting a property to into flats can seem daunting, especially with all the planning permission considerations and building regulations surrounding them.

However, when done correctly, a flat conversion could potentially double or even triple your rental income, relatively easily and mostly stress-free.

With a wealth of experience and a breadth of knowledge behind them, we can guide you through the red tape and help you to maximise your return on investment by making the most of the space you have.

By developing your technical drawings based on minimum space requirements in building regulations and liaising with London borough councils on your behalf, we will ensure that you only ever rent out fully compliant rental units.


As a property investor, it can take imagination to maximise your property’s assets.

We’ll help you assess and realise the potential of converting your house into self-contained flats.

We’ll assess whether your property is suitable for sub-division, evaluate your development’s potential and advise you on timescale and budget considerations.


Using our flat conversion expertise, we’ll formulate intelligent design and planning strategies to subdivide your house into flats and achieve the maximum number of units.

We know exactly what planning officers require for approving flat conversion planning applications, from minimum space standards and prefered flat conversion layout plans to qualitative principles of residential conversions and amenity spaces. We’ll guide you through every stage of the complex process of obtaining planning permission from your council.

If you would like to find out more information about our flat conversions, don’t hesitate to get in touch with our team, today.

Frequently Asked Questions about Flat Conversion

The cost of converting a house into flats depends on the property. The factors influencing the costs include the following: New house design, Size of the property, Condition of the house, Number of flats to be converted to

A standard conversion should cost around £25,000. It can involve installing central heating, walls, and bathrooms. When it comes to budgeting for the conversion, it will be required to take many factors into account. This includes:, Planning approval from your local planning authority, Approval for building regulation, Finance for development, Installation of new utility meters (electricity, water, and gas), New heating systems and boilers, New bathroom and kitchen, Sound deadening/tests, Building second entrance

If the existing building is sound and the existing bathroom and kitchen can be used, you should expect the cost of conversion to be in the range of £15000 to £25000. The cost of decoration can be additional.

Such a conversion project can be considered to be a major and complex development project. Whilst its scale can vary, you should expect it to take up to 6 months to be completed.

Do I need planning permission for Flat Conversion?

To subdivide a house into multiple units you must obtain planning permission. If your house is a listed building

it is likely you will need listed building consent and you should contact your local planning authority for advice before you start work.

Pre-applications are your friend. A pre-application involves having an informal meeting with your planning officer, either in person, on the phone, or by email. It’s a chance to discuss the feasibility of your ideas,

alongside any problems you might be faced with. By going through this early planning route, you and your designer will be able to understand what conditions you’ll need to meet before any costly work takes place.

What’s more, if you’re buying a property for the sole purpose of converting it into flats, talking to your planning department before finalising the purchase can stop you investing in a dead-end.

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