High-End Design & Build Specialists in London

Specialists in renovations, loft conversions, extensions and bespoke joinery across North, East, Central and Greater London.

WHAT WE DO?

iDEA is a high-end design & build company based in Wanstead, delivering bespoke renovations, loft conversions, home extensions and tailored joinery across North, East, Central and Greater London.

From concept to completion, we combine architectural expertise with precision construction to create refined, functional homes built to last.

Every detail — from planning and structural design to bespoke kitchens and fitted furniture — is carefully considered to reflect your lifestyle.

Start Your Project

why choose us?

One Team. One Vision. One Seamless Process.

Unlike traditional projects where design and construction are separate, we manage everything under one roof — reducing risk, delays and miscommunication.

As an ARB registered architect-led design & build team, we are detail-driven, transparent and hands-on at every stage, ensuring structured project management, high-quality finishes and a refined result that enhances both lifestyle and long-term property value.

Design your space
Modern kitchen interior with wooden cabinets, marble countertops, island, sink, and induction cooktop, featuring bright lighting and a view of a backyard through a glass door.

OUR SERVICES

  • Transform and expand your home with high-end finishes.

  • Full-service residential projects from concept to completion, combining architecture with construction.

  • Maximise space with stylish and functional loft designs.

  • Tailored furniture, wardrobes, and kitchens crafted to your style.

  • Professional advice and management from design to planning approvals.

  • Reconfiguration of interiors with attention to design details.

Ask for information
Modern interior with a glass and wood staircase featuring LED lighting on the steps, leading up from an open space. The adjacent room includes a kitchen area with wooden cabinetry, an island, and built-in appliances.
Modern bathroom with a walk-in glass shower, wall-mounted sink, and beige tile walls.
Modern interior hallway with open doors leading to a bathroom and an empty room with large window, wood flooring, and pale walls.
Modern bathroom with marble tiles, featuring an oval freestanding bathtub and a glass-enclosed shower area.
Modern kitchen interior with glossy countertops, a central faucet, under-cabinet lighting, dark cabinets, and built-in appliances.
Modern bathroom with freestanding white bathtub and wall-mounted faucet against a paneled wall.

from concept to completition

Our structured process ensures clarity at every stage — from feasibility and planning approval to construction, finishing and final handover.

With one dedicated team managing the entire journey, clients benefit from streamlined communication, transparent costs and consistent quality control.

Learn more
Modern interior with wooden staircase and glass railing, leading to a large window and door.

Make it stand out.

your trusted design and build team

Modern bathroom featuring a wall-mounted sink, a glass-enclosed shower with a rainfall showerhead, marble-style tiles, a heated towel rack, and a skylight.

where we are

 

Based in Wanstead, we deliver high-end residential renovations, loft conversions and extensions for homeowners across Islington, Hackney, Hampstead, Camden, Woodford, Chigwell, Canary Wharf and throughout Greater London.

The Ridings, Malcom Way, E11 London

Hours
Monday–Friday
9am–5pm

info@idearch.co.uk
020 7464 7318

Follow us on INSTAGRAM

Modern kitchen with white cabinets, a central island, induction cooktop, and a built-in wine fridge. Features wood flooring, a sleek sink with stainless steel faucet, and modern decor elements like a fruit bowl and potted plant.
Modern open-plan living area with a green sofa, armchair, wall-mounted TV above a fireplace, dining table with a marble top, and a kitchen featuring an island with blue stools. The room is well-lit with recessed lighting and decorative potted plants.
Modern home office with large windows, a black desk, gray swivel chair, and blue armchair. The room has beige walls, wooden flooring, and framed artwork.
Modern bedroom with a neatly made bed featuring decorative pillows, a bedside table with a potted plant, a dresser with a mirror, and an adjacent workspace with a desk and chair.
instagram

Contact Us

Ready to transform your home? Fill out the form and our team will guide you through every step of your residential design & build project, from concept to completion. We look forward to creating something extraordinary together.