Interior Designers in London
Ionesi Development is a London interior designer with an in-house renovation team, creating refined, liveable homes that reflect who you are and how you live. We design spaces that balance elegance, comfort, and function, from the first concept through to the final styling. Because our own team carries out the building work, there is no gap between the design you approve and the home you receive.
Whether you are transforming a townhouse, a modern apartment, or a heritage property, our team delivers bespoke solutions that bring warmth, character, and sophistication into every room. With a seamless process and thoughtful attention to detail, we create interiors that feel personal, luxurious, and built to last.
Bespoke Interior Design for Exceptional London Homes
Every home has its own story, and exceptional design begins with understanding yours. Our bespoke interior design service is tailored around your lifestyle, architectural features, and aesthetic preferences.
We take inspiration from London’s rich design heritage while introducing modern elements that keep your interiors fresh and relevant. From traditional and contemporary balance to rich textures and layered finishes, every scheme is created with care and precision.
Our goal is simple to design a home that feels both elevated and effortlessly liveable.
Luxury & Residential Interior Design in London
London is home to some of the most inspiring residential spaces, from classic period townhouses to sleek modern apartments. Our team creates luxury interiors that enhance the character of each home while remaining practical for everyday living.
We take a creative approach to every project, using thoughtful layouts, carefully selected finishes, and a balanced use of colour and pattern. For homeowners working to a defined budget, we also offer scaled design packages that deliver a tailored result without compromising on the quality of the finish.
Our Interior Design Services
We offer professional interior design services that can be adapted to full-home renovations or individual room transformations. Whether you need a complete design journey or focused guidance, we provide flexible solutions to suit your home and budget.
Full Home Interior Design
Our full interior design service is ideal for clients seeking a complete transformation. We manage everything from the initial concept through to the final installation. This service includes tailored interior schemes, layout planning, material selection, and a cohesive vision across every room, ensuring your home feels beautifully connected throughout.
Room-by-Room Design & Styling
Not every project requires a full redesign. Many homeowners choose a room-by-room approach to refresh key spaces such as living rooms, bedrooms, kitchens, or luxury games rooms. Our interior designers create individual design packages that bring clarity, creativity, and polish, whether you want a bold statement or a timeless elegant interior style.
Furniture, Lighting & Finish Selection
Furniture and joinery either fit a room or fight it, so we source each piece to the real proportions of your space, from bespoke built-in cabinetry to sofas, dining tables, and wardrobes chosen around how you actually use the room. Because we build as well as design, anything custom is made and fitted by our own team. Lighting is then planned in three layers, ambient, task, and feature, and the finishes set around it: flooring, tiles, stone, paint, and hardware specified as one palette, all signed off from samples before anything is ordered.
Our Design Approach
A successful interior project requires more than creativity, it requires structure, communication, and expertise. Our process is designed to feel enjoyable, organised, and stress-free.
Concept & Space Planning
Every project begins with an interior design consultation where we explore your vision, lifestyle needs, and the character of your property. We develop an initial concept that includes layout optimisation, mood direction, and a tailored scheme that aligns with your goals.
Detailed Design & Technical Drawings
To ensure precision, we provide detailed design documentation and technical drawings where required. This stage supports both design clarity and smooth coordination with tradesmen and contractors. Our interior architecture services ensure your home’s structure and style work together seamlessly.
Procurement & Project Management
Managing an interior project can be complex, from sourcing to scheduling. Our team handles procurement and interior project management with care and professionalism. We liaise with suppliers, coordinate deliveries, and oversee the design implementation so everything runs smoothly. This is where our concept-to-completion design service truly adds value.
Installation & Final Styling
The final stage is where everything comes together. We oversee installation support, styling, and finishing touches to ensure your home is complete down to the last detail. From layered textures to perfectly placed lighting, we deliver interiors that feel polished, welcoming, and truly personal.
Why London Homeowners Choose Us
8+ Years of Experience – Nearly a decade designing and renovating homes across London, from period townhouses to modern apartments.
Design and Build Under One Roof – We design the scheme and carry out the work with one team, so what you approve is what gets built.
Tailored to Your Home – Every layout, palette, and bespoke piece is made to your space and how you live, not pulled from a template.
Premium, Made-to-Measure Materials – Bespoke joinery, quality finishes, and fittings specified as one palette so it all works together.
Transparent, Itemised Pricing – A clear quote after your consultation, signed off from samples before anything is ordered.
On-Time Delivery – Realistic timelines set at the planning stage and one accountable team keeping the project on track.
End-to-End Management – We handle concept, drawings, procurement, trades, and final styling, so you deal with one point of contact.
Start Your Interior Design Project Today
Your home deserves a design that feels thoughtful, inspiring, and completely yours.
Whether you need renovate your property or full-service support, a one-room consultancy session, or remote interior design assistance, our team is here to help you transform your space with confidence.
Contact our interior designer today to book your interior design consultation and request an interior design quote.
Frequently Asked Questions
How much does an interior designer cost in London?
Costs vary with scope. Single-room design packages typically start lower, while full-home projects are priced on the size and complexity of the work. Our interior designer give a clear, itemised quote after your first consultation so there are no surprises.
Do you handle the building work as well as the design?
Yes. Ionesi Development is a design-and-build team, so we can both design your interior and carry out the renovation, decorating and fitting in-house. That keeps one team accountable from concept to completion.
Which areas of London do you cover?
We work across Greater London, with a strong base in Harrow, Watford and the surrounding boroughs. Contact us with your postcode and we will confirm availability.
How long does an interior design project take?
A single-room scheme can be completed in a few weeks, while a full-home design and renovation runs longer depending on the works involved. We set out a realistic timeline at the planning stage.
