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Business Details
15 Years
experience
Your Trusted Partner for Home Extensions & Construction in Sussex
Lewes Home Improvements was established in 2011 to deliver high-quality home improvement solutions with a personal touch. Our expertise spans extensions, loft conversions, orangeries, and structural alterations, with a particular focus on projects involving listed buildings and conservation areas. We pride ourselves on our deep understanding of local planning regulations and our commitment to sustainable practices, incorporating eco-friendly materials and energy-efficient designs. Our team brings decades of collective experience, having successfully managed complex projects that demand technical precision and creative problem-solving.

We work in partnership with architects and directly with clients, offering tailored design-and-build services or executing projects from client-provided plans. Reliability and transparency are central to our approach, with regular client updates and detailed quotations ensuring clarity at every stage. Our reputation for excellence is evidenced by over 700 completed projects and a growing base of repeat clients across Sussex.
Services
Extensions Loft Conversions Conservatories Structural Alterations Bifolding Doors Self Build Homes
Details
  • Year established: 2011
Highlights and features
  • We maintain full transparency through every project stage with detailed updates
  • Our team has 12+ years' experience in complex listed building renovations
  • We guarantee workmanship and use only FENSA-certified window/door suppliers
  • We offer free initial consultations with no-obligation project assessments
  • We provide comprehensive planning guidance and building regulation compliance support
What people say
Outstanding workmanship Excellent communication Completed on time Professional team No hidden costs
Services
Extensions
We design and construct bespoke residential extensions that seamlessly integrate with existing properties. Our expertise includes navigating South Downs National Park planning restrictions and incorporating sustainable materials like timber framing and green roofs. Each project receives full planning support and building regulation compliance assistance, with options for conventional extensions or innovative design-and-build solutions tailored to client specifications.
Loft Conversions
Our loft conversion specialists maximise underutilised roof space to create functional living areas. We install dormer windows, Velux rooflights, and custom staircases while maintaining structural integrity. Projects often include en-suite bathrooms and are completed with thermal insulation solutions. We handle all aspects from initial design consultation through to final finishes, ensuring minimal disruption to homeowners during the conversion process.
Conservatories
We construct energy-efficient conservatories using aluminium, timber, or UPVC frameworks with thermally insulating glass options. Our designs incorporate solar control tints and self-cleaning technology to maintain comfort and appearance. Each project includes structural calculations, foundation work, and integration with existing property architecture, available as standard conservatory styles or fully customised orangery solutions.
Structural Alterations
We undertake complex structural modifications including internal wall removal, steel beam installation, and doorway creation. Our team handles load-bearing calculations and provides reinforcement solutions for chimneys and supporting structures. We specialise in creating open-plan living spaces while maintaining building integrity, with options for integrated storage solutions and contemporary design elements.
Self Build Homes
We offer complete project management for bespoke new home constructions, from initial design through to utility connections. Our services include site preparation, foundation work, and specification of sustainable building systems. We work with client-provided plans or collaborate with architects to develop custom designs, ensuring all projects meet current building regulations and energy efficiency standards.
People
Will Timlin
Owner
Will Timlin established Lewes Home Improvements in 2011, bringing over 15 years' experience in residential construction. He personally oversees all client projects, leveraging expertise in listed building renovations and conservation area developments. Will's hands-on approach ensures strict quality control and direct client communication throughout each project lifecycle.
Questions
What types of home improvement projects do you specialise in?
We specialise in extensions, loft conversions, conservatories, structural alterations, bifolding doors, and self-build homes. Our particular expertise lies in working with listed buildings and properties in conservation areas across Sussex.
Do you work with listed buildings and conservation areas?
Yes, we have extensive experience with listed buildings and conservation area projects, including navigating South Downs National Park planning restrictions. Our team understands the specific requirements for preserving architectural heritage while implementing modern improvements.
How do you ensure project transparency?
We provide detailed quotations with itemised costings and maintain regular client updates throughout each project phase. Our process includes initial design consultations, planning support, and clear communication about timelines and budget considerations.
What sustainability practices do you employ?
We incorporate sustainable materials like timber framing, lambswool insulation, and green roofs. Our projects prioritise energy efficiency through thermal glazing and passive design principles, reducing environmental impact while lowering long-term energy costs for homeowners.