Loft Conversions in Hayes.
In Hayes, a loft conversion is the smartest move for growing families who need extra space but don't want to move. Many traditional 1930s homes in the area feature generous roof heights well suited to a new bedroom suite.
Read our loft conversion cost guideRequest Your Free Cost Proposal
Tell us about your Hayes project. We reply within 24 hours to arrange a free site visit, then send an itemised Cost Proposal.
Our focus in Hayes.
Grand Innovations delivers high-performance loft conversions in Hayes, specialising in dormer designs that maximise both square footage and natural light. We manage the entire process, ensuring your new floor feels like a natural part of your home while adding genuinely useful space.
As a design-and-build company we take on a limited number of projects at a time, so that every one gets the attention it deserves. If you are planning work on your Hayes home, we would like to hear about it.
The Grand Standard
- 10% deposit, then weekly billing for completed work
- One team from design to completion
- Planning & building control managed for you
Planning authority
London Borough of Bromley
We handle applications, party wall agreements and building regulations on your behalf.
Local housing stock
1930s semis · detached houses · Victorian villas
Also serving nearby
What we deliver in Hayes.
- 01
Bedroom Suite Design
Turning your Hayes loft into a comfortable bedroom suite with an en-suite and built-in storage.
- 02
Dormer Design
Designing the dormer and structure to make the most of headroom and usable floor space in your Hayes roof.
- 03
Rooflights & Glazing
Installing rooflights and glazing that bring plenty of daylight into your new Hayes floor.
- 04
Structural Work
Managing all structural alterations to make your Hayes conversion safe and long-lasting.
Your questions, answered.
Your Cost Proposal
Measured first, then itemised.
Every Hayes project begins with a free consultation and a fully itemised Cost Proposal. We take a 10% deposit three weeks before the start date, then bill weekly for completed, signed-off work.
Read our loft conversion cost guideTransform your Hayes home.
Tell us about your Hayes project and we'll arrange a free, no-obligation consultation, followed by a clear, itemised Cost Proposal, usually within 24 hours.
“Grand Innovations carried out our loft conversion and the experience was far smoother than expected for such a complex project. Conor was hands-on, knowledgeable, and always available when decisions needed to be made. The build quality is excellent. The stairs, insulation, carpentry, and finishes all feel high-end and carefully completed. What impressed us most was how well the different trades were managed and how much attention was paid to detail. The space now feels like it was always part of the house. A very professional team that takes real pride in their work.”