Felix Lewis Architects is an architecture and interior design studio working across Sevenoaks, Kent and the South East of England. We specialise in residential architecture, house extensions, home renovations, refurbishments and bespoke interior design, creating thoughtful, functional and beautifully considered spaces.

Whether you're planning a contemporary kitchen extension, a complete house renovation, a new-build home or alterations to a listed building, our architectural and interior design services are tailored to your property, lifestyle and ambitions.

Our approach combines creative architectural design with practical solutions, helping homeowners in Sevenoaks transform their properties through carefully considered design.

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Residential Architects in Sevenoaks

As residential architects working in Sevenoaks, we help homeowners improve, extend and reimagine their homes. From modest alterations to substantial residential projects, we consider how each property can work better for modern living while respecting its existing character.

Our residential architectural services include feasibility studies, planning applications, architectural drawings, building regulations, technical design and construction-stage support and many more, see our full list of architectural services and similar projects here.

We work with a wide range of properties, including Victorian and Edwardian houses, Arts and Crafts homes, period properties, contemporary houses and new-build developments.

House Extensions in Sevenoaks

A well-designed house extension can transform how you use your home, creating additional space, improving natural light and connecting internal living areas with the garden.

We design rear extensions, side extensions, kitchen extensions, two-storey extensions and contemporary residential additions throughout Sevenoaks and the surrounding areas.

Our approach focuses on architectural quality, thoughtful materials and the relationship between existing and new spaces. Whether you're looking for an open-plan kitchen and dining room, additional family accommodation or a distinctive contemporary extension, we develop designs that respond to your home and its surroundings.

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House Renovations & Refurbishments in Sevenoaks

Renovating an existing property provides an opportunity to improve its layout, functionality, energy performance and overall character.

Felix Lewis Architects offers architectural design and interior design services for whole-house renovations, period property refurbishments and residential remodelling in Sevenoaks. Our projects can include internal reconfiguration, structural alterations, kitchen and bathroom renovations, bespoke joinery and complete interior transformations.

We believe that successful home renovations balance the qualities of the original building with the requirements of contemporary living, creating homes that feel both individual and timeless.

Interior Designers in Sevenoaks

Alongside our architectural services, we provide residential interior design in Sevenoaks, helping clients create cohesive, comfortable and characterful interiors.

Our interior design services include space planning, kitchen and bathroom design, bespoke furniture and joinery, lighting design, material selection, colour consultancy and complete interior schemes. For our full interiors services list, please see here.

By combining architecture and interior design, we can consider every element of a project together, from the overall building layout to the smallest interior details.

Whether you're refurbishing a period home, designing a contemporary extension or updating individual rooms, our interiors are designed around the way you live.

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Listed Building & Heritage Architects in Sevenoaks

Sevenoaks and the surrounding Kent countryside contain a rich variety of historic buildings, traditional homes and listed properties. We work with owners of listed buildings, heritage properties and period houses, developing sensitive architectural proposals that respect historic character while accommodating modern requirements.

Our services can include listed building consent applications, heritage-led renovations, traditional building repairs, alterations to historic interiors and carefully considered extensions to period properties. Working alongside heritage consultants and other specialists where required, we aim to find appropriate solutions that preserve the significance of historic buildings while allowing them to remain practical and enjoyable homes.

Contemporary Architecture & New-Build Homes

In addition to extensions and renovations, we offer architectural design services for bespoke new-build houses and contemporary residential projects in Sevenoaks and Kent.

Our design-led approach explores the relationship between architecture, landscape, natural light, materials and everyday living. From initial feasibility studies and concept designs to planning applications and detailed architectural drawings, we help clients develop distinctive homes that respond to their site, surroundings and individual requirements.

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Architecture & Interior Design Across Sevenoaks and West Kent

Felix Lewis Architects works with homeowners throughout Sevenoaks and the surrounding towns and villages, including Riverhead, Dunton Green, Otford, Kemsing, Seal, Sundridge, Brasted, Westerham, Edenbridge, Borough Green and Tonbridge.

Our architectural and interior design services extend across Kent, Surrey, Sussex and the wider South East of England.

Whether you're renovating a traditional Kent property, extending a family home or planning a contemporary new-build house, we provide a considered and collaborative approach to residential design.

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Why Choose Felix Lewis Architects?

We believe good architecture should be both beautiful and practical. Every project begins with understanding the existing building, the people who use it and the opportunities that thoughtful design can create. Our combined architecture and interior design expertise allows us to develop cohesive projects where the building, interiors and surrounding landscape work together. From small residential alterations to complete house transformations, we focus on creative ideas, carefully considered details and designs that stand the test of time.