Loft Conversions. Whether you are planning to add a guest bedroom or creating that impressive master suite, a loft conversion is a great way of getting that additional space you need. With the costs and upheaval involved in moving, many people are extending their home far easier and affordable whilst adding value to their property.

Bigger Homes can help you realise the potential and are the leading loft conversion company in Essex. From a simple room in a roof Velux conversion, a Dormer Loft Extension (where we add in Dormers to increase floor space with full head height), hip–to gables or mansard conversions – we do it all, and very well. Almost all lofts can be converted and the type of conversion we will design depends on your style of property, the area you live in and any limitations to your home by the local authority. With this is mind, our team design and create beautiful conversions, maximising space whilst maintaining the character of your home, matching the existing materials and creating a seamless transition up into your new floor.

We work all over Essex and in some areas of London and Kent. We complete hundreds of loft conversions every year with the majority of our work coming from customer recommendations. When it comes to loft conversions, we take you to new heights in levels of service, value and quality. We have show homes available for you to visit and explore the potential of adding a loft conversion, in the meantime please see our testimonials and gallery areas.


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We are there for all of our customers from design, planning, building control right through to construction, completion and guaranteeing the work. With our design team we work together to create the perfect conversion for your home whilst taking away all the headache and managing from you, leaving you to just concentrate on furnishings and moving into the new area – please see our how it works page. If you already have your drawings being carried out by an independent architect, we also carry out construction only packages that are all still fully project managed and guaranteed, we also help with 1st fix (structural only conversions) where required. To get your project started why now get a free quote in under 2 minutes by using our Loft Conversion Cost Calculator?


Loft conversions are classed as permitted development and do not require planning permission, providing they meet the following conditions:

  • Any new roofing must not exceed an additional 40 cubic metres of space on terraced houses.
  • Any new roofing must not exceed an additional 50 cubic metres of space on detached and semi-detached houses.
  • No extension must be made beyond the plane of the existing roof slope.
  • No extension can be higher than the highest part of the roof.


  • New roofing materials need to be like-for-like or close to original fittings.
  • There must be no raised platforms or balconies.
  • Side-facing windows must be set with obscured glazing and an opening 1.7-metres above the floor.
  • For listed buildings or those in conservation areas, visit


There are many types of different loft conversions, please click here for more information.