If you need more living space without the cost and disruption of moving, a loft conversion can be a practical and cost-effective solution. At Concept Developers, we design and deliver high quality loft conversions in Sussex, helping homeowners transform unused roof space into functional and stylish areas.
Whether you need an additional bedroom, a home office or a flexible living area, we can help you create a space that works for your home and your lifestyle.




A loft conversion allows you to make the most of the space already available in your home. By converting your loft, you can create valuable extra space without extending into your garden or changing your home’s footprint.
With years of experience delivering loft conversions across East Sussex and West Sussex, our team works closely with you to design a space that suits your needs and complements your property.
The right type of loft conversion will depend on your property, roof structure and how you plan to use the space. We will guide you through the most suitable option.

Many loft conversions fall under permitted development, meaning they may not require planning permission. However, this depends on the size and design of the project.
To qualify as permitted development:
Other considerations may include previous building work, structural calculations and protected species such as bats.
We will guide you through the planning process and advise whether your loft conversion requires planning permission or falls under permitted development.
*Information based on Planning Portal guidance. Requirements may vary depending on your property and local authority.

A loft conversion gives you valuable extra space without reducing your outdoor areas. It can be used for bedrooms, offices or flexible living areas.
As experienced builders in Eastbourne, we provide loft conversions in Sussex and the surrounding areas. Our team delivers high quality building work with careful attention to detail at every stage.
We work closely with you throughout the project to ensure the finished space integrates seamlessly with your home.
If you are considering a loft conversion, our team is here to help. We provide expert advice, clear guidance and a fully managed service from start to finish.
Contact Concept Developers today for a free, no-obligation quote.
The best type of loft conversion depends on your roof structure, available space and budget. Dormer conversions are often the most popular, but Velux and hip to gable conversions can also be excellent options depending on your property.
Most loft conversions take between 6 and 10 weeks, depending on the size and complexity of the project. We will provide a clear timeline before any building works begin.
Yes. A well-designed loft conversion can significantly increase the value of your property, especially if it adds an extra bedroom or bathroom.
Not always. Many loft conversions fall under permitted development, but this depends on the size and design of the project. We will advise you on what is required.
Yes. We provide a fully project managed service, handling everything from design and planning through to construction and final completion.
