--- title: "Building Services | Extensions, New Builds & More — DBD Builders" description: "Extensions, new builds, loft and garage conversions, roofing, driveways, landscaping and renovations across Aylesbury and Buckinghamshire. Fixed-price quotes." lang: en-GB json-ld: | [ { "@context": "https://schema.org", "@type": "Organization", "@id": "https://www.dbdbuilders.co.uk#organization", "name": "DBD Builders Ltd", "url": "https://www.dbdbuilders.co.uk", "logo": "https://www.dbdbuilders.co.uk/favicon.png", "telephone": "+44 7825 776763", "email": "info@dbdbuilders.co.uk", "founder": { "@type": "Person", "name": "Tom Dobson" }, "address": { "@type": "PostalAddress", "streetAddress": "18 Lambourne Avenue", "addressLocality": "Aylesbury", "addressRegion": "Buckinghamshire", "postalCode": "HP21 9NB", "addressCountry": "GB" }, "sameAs": [ "https://www.facebook.com/share/1BerqSdacm/", "https://www.instagram.com/dbdbuilders", "https://maps.app.goo.gl/kgiofxvxemVh1dTFA" ] }, { "@context": "https://schema.org", "@type": "WebSite", "@id": "https://www.dbdbuilders.co.uk#website", "url": "https://www.dbdbuilders.co.uk", "name": "DBD Builders Ltd", "inLanguage": "en-GB", "publisher": { "@id": "https://www.dbdbuilders.co.uk#organization" } }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.dbdbuilders.co.uk/" }, { "@type": "ListItem", "position": 2, "name": "Services", "item": "https://www.dbdbuilders.co.uk/services" } ] } ] --- 18 Lambourne Avenue, Aylesbury, HP21 9NB [info@dbdbuilders.co.uk](mailto:info@dbdbuilders.co.uk) Monday–Friday, 8am–6pm [](https://www.facebook.com/share/1BerqSdacm/ "DBD Builders on Facebook")[](https://www.instagram.com/dbdbuilders "DBD Builders on Instagram")[](https://maps.app.goo.gl/kgiofxvxemVh1dTFA "DBD Builders on Google") [![DBD Builders Ltd](/__l5e/assets-v1/cc77554a-97f3-45bb-8fda-098c7cdae094/dbd-logo-light.png)](/) [Home](/)[About](/about) [Services](/services)[Service Areas](/areas) [Our Work](/our-work)[Contact](/contact)[07825 776763](tel:+447825776763)[Request Free Survey](/contact) [07825 776763](tel:+447825776763) 1. [Home](/)/ 2. Services What we do # A Complete Building Service Led by Extensions and New Build Work One contractor, one fixed price, and every trade coordinated inside a single programme. Flagship work ## Where most of our projects sit [![Red brick detached house extended and re-rendered by DBD Builders Ltd in Buckinghamshire](/__l5e/assets-v1/ca9efc01-86f4-470e-88a3-2efc66bccd46/service-hero-extensions.png) ### House Extensions Single and double-storey, side, rear and wrap-around extensions built to a fixed price. View service→ ](/services/extensions)[![Completed new build detached house with rendered elevations, slate roof and resin bound driveway by DBD Builders Ltd](/__l5e/assets-v1/34523578-dfe3-4351-87c6-643c9127ba5a/service-hero-new-builds.png) ### New Builds Complete private new-build homes, from groundworks and foundations through to final sign-off. View service→ ](/services/new-builds) The full offer ## Everything else we take on Available as part of a larger project or, where appropriate, as a job in its own right. [![Finished loft conversion bedroom with white panelled sloping ceilings and timber flooring by DBD Builders Ltd](/assets/service-hero-loft-conversions-shqZsiQI.jpg) ### Loft Conversions Turning unused roof space into a proper bedroom, office or bathroom, structurally done and signed off. View service→ ](/services/loft-conversions)[![Renovated bungalow with new roof, rendered walls and full Indian sandstone patio by DBD Builders Ltd](/__l5e/assets-v1/323e078e-d46b-47ff-aeac-77603308d36d/service-hero-home-renovations.png) ### Home Renovations & Refurbishments Whole-house renovations and refurbishments, all trades coordinated under one contractor. View service→ ](/services/home-renovations)[![roofing, timber structure and tiling completed by DBD Builders Ltd in Buckinghamshire](/__l5e/assets-v1/4ce84038-9519-41d5-b7d9-ea1f791fa57a/roofing-after-01.jpg) ### Roofing New roofs, re-roofing and roof repairs on pitched and flat roofs, as part of a project or standalone. View service→ ](/services/roofing)[![patio, paving and garden landscaping completed by DBD Builders Ltd in Buckinghamshire](/__l5e/assets-v1/c663140f-312d-46f1-a126-5b19a10ca096/landscaping-after-03.jpg) ### Landscaping Hard and soft landscaping that finishes the outside of a project properly. View service→ ](/services/landscaping)[![resin bound driveway completed by DBD Builders Ltd in Buckinghamshire](/__l5e/assets-v1/2316b499-f197-4ffc-9e40-61484ca35c82/resin-driveway-after-03.jpg) ### Driveways & Patios Block paving, resin and slabbed driveways and patios laid on properly prepared bases. View service→ ](/services/driveways-and-patios)[![Fitted kitchen with dark shaker units, timber worktops and bi-fold doors installed by DBD Builders Ltd](/__l5e/assets-v1/20dc9e78-683b-4567-8b5a-cb9bbcb2967a/service-hero-kitchen-and-bathroom-fitting.png) ### Kitchen Fitting Full kitchen installation including the electrics, plumbing and preparation behind the units. View service→ ](/services/kitchen-fitting)[![Fitted bathroom with freestanding oval bath, chrome floor-standing tap and dark grey large format tiling by DBD Builders Ltd](/__l5e/assets-v1/ed5a7033-6880-4a03-a2f0-9e8ce09e99e8/bathroom-freestanding-bath.jpg) ### Bathroom Fitting Bathrooms, en-suites and cloakrooms fitted with the waterproofing, plumbing and electrics done properly. View service→ ](/services/bathroom-fitting)[![Beam and block foundation slab with brickwork, drainage and setting out levels by DBD Builders Ltd](/__l5e/assets-v1/3cffb927-9e9d-4c60-9ecb-17745ce246ae/groundworks-foundation-slab.png) ### Groundworks & Foundations Excavation, foundations and drainage — the part of the job nobody sees and everything depends on. View service→ ](/services/groundworks-and-foundations)[![Detached house with brick and cladding elevations and new tarmac driveway completed by DBD Builders Ltd](/__l5e/assets-v1/297d3f07-7802-422a-b5ab-de48cba2fb0d/garage-conversion-exterior.png) ### Garage Conversions Converting an under-used garage into a warm, usable, building regulations compliant room. View service→ ](/services/garage-conversions)[![Finished ceiling with recessed LED downlights and roof lanterns wired and installed by DBD Builders Ltd](/__l5e/assets-v1/1415dcec-8747-4ee2-9ca1-f8b6efe41a07/service-electrical-lighting.jpg) ### Electrical Work Carried out by a qualified electrician we have worked alongside for over 15 years. View service→ ](/services/electrical-work)[![Wet underfloor heating pipework clipped out over insulation before screeding by DBD Builders Ltd](/__l5e/assets-v1/4809f759-cd8f-4c42-a686-7d14936c8f2d/service-plumbing-ufh.png) ### Plumbing & Gas Handled by a Gas Safe plumber from the same team we have used for over 15 years. View service→ ](/services/plumbing-and-gas) ![](/__l5e/assets-v1/87a54da0-32a7-4e22-a472-d4ff2b695048/landscaping-after-09.jpg) ## Ready to price your project properly? Free survey, normally within a week, followed by a fixed price for the scope agreed. No pressure, no sales visit — just a builder who has been doing this for 26 years. [Request Free Survey](/contact)[Call 07825 776763](tel:+447825776763) ![DBD Builders Ltd](/__l5e/assets-v1/cc77554a-97f3-45bb-8fda-098c7cdae094/dbd-logo-light.png) Extensions, new builds and complete building work across Aylesbury and Buckinghamshire. Owner-led by Tom Dobson, with 26 years on the tools. [](https://www.facebook.com/share/1BerqSdacm/ "DBD Builders on Facebook")[](https://www.instagram.com/dbdbuilders "DBD Builders on Instagram")[](https://maps.app.goo.gl/kgiofxvxemVh1dTFA "DBD Builders on Google") ## Services - [House Extensions](/services/extensions) - [New Builds](/services/new-builds) - [Loft Conversions](/services/loft-conversions) - [Home Renovations & Refurbishments](/services/home-renovations) - [Roofing](/services/roofing) - [Landscaping](/services/landscaping) - [Driveways & Patios](/services/driveways-and-patios) - [Kitchen Fitting](/services/kitchen-fitting) - [Bathroom Fitting](/services/bathroom-fitting) - [Groundworks & Foundations](/services/groundworks-and-foundations) - [Garage Conversions](/services/garage-conversions) - [Electrical Work](/services/electrical-work) - [Plumbing & Gas](/services/plumbing-and-gas) ## Areas - [Aylesbury](/areas/aylesbury) - [High Wycombe](/areas/high-wycombe) - [Beaconsfield](/areas/beaconsfield) - [Gerrards Cross](/areas/gerrards-cross) - [Amersham](/areas/amersham) - [Chesham](/areas/chesham) - [Great Missenden](/areas/great-missenden) - [Wendover](/areas/wendover) - [Princes Risborough](/areas/princes-risborough) - [Tring](/areas/tring) - [Leighton Buzzard](/areas/leighton-buzzard) - [Marlow](/areas/marlow) ## Contact DBD Builders Ltd 18 Lambourne Avenue Aylesbury HP21 9NB [07825 776763](tel:+447825776763) [info@dbdbuilders.co.uk](mailto:info@dbdbuilders.co.uk) Monday–Friday, 8am–6pm £2m public liability · £10m employers' liability © 2026 DBD Builders Ltd. 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