For quality of service and a professional approach to each contract we undertake in the areas we cover, Avant-Garde Construction Group is a company that thrives on innovation, passion and excellence. We work to a set of core foundational values, each designed to ensure we remain a leading name in property renovations in Eastbourne, Lewes, Heathfield and beyond.
We are proud members of the Federation of Master Builders, an honour that proves our dedication to quality and performance. Our company is listed on Checkatrade, with a number of high-scoring reviews available for consideration. And we also carry the government-approved TrustMark.
With these reliable accreditations, our domestic, commercial, industrial and private clients are assured we are the company to choose for a number of construction requirements. Visit our previous work page to see examples of our completed renovation services and other construction projects, such as steel beam installations, structural alterations and property extensions.
Are you happy with the locality in which you’re living but desperately need more room?
We have the ideal solution. Why not extend and renovate simultaneously? Thus creating the perfect interior, with the extra room you require, all whilst remaining in the area you prefer.
The complete renovations package provided by our highly skilled building contractors and tradesmen at Avant-Garde Construction Group is offered exclusively as part of our property extension service.


Whilst availing of the following, we can totally transform a property’s interior with modern solutions and original design:
Tying in with our property renovation services, our builders and tradesmen will carry out the complementary services listed below:
The extension and renovation packages offered by Avant-Garde Construction Group are aimed at projects ranging from £250K to £1M in Eastbourne, Heathfield, Lewes and the surrounding areas.
Working with the relevant professionals to bring your vision to life, we ensure your high-end and contemporary extension enhances the overall look of the home whilst increasing its value considerably.
We can also work with properties that have access issues, using novel approaches to provide unique solutions. It’s all part of our specialist package – the innovative ideas, the passion for what we do, and the excellent results we achieve.
No problem is too difficult; it’s not the way we operate as a professional company with over 150 years of experience between our time-served building contractors and tradesmen. We search for alternatives, ensuring our bespoke renovations are not only eye-catching but also inventive and distinctive.
You’ll know when your property has been extended and renovated by Avant-Garde Construction Group. Our services, attention to detail, and turnkey delivery are consistently exceptional.
Innovation – Passion – Excellence