Builders specialising in renovation of listed buildings. Includes case studies and image gallery.

A UK register of architects accredited for their knowledge and experience in the care and conservation of historic or listed buildings. Includes directory of members, constitution and application form.

Lead roof installation, repair and restoration specialists. Photographs, descriptions of work undertaken. Also supplies lead garden ornaments.

Independent surveyors for timber and damp problems. Also provides support for litigation issues. Includes a full description of fungal decay and damp-producing mechanisms, and a description of the treatments.

Specialising in all aspects of conservation and maintenence of listed and period buildings, including steam cleaning, painting and decorating. Includes pictures of work.

Specialise in cleaning, repairs and maintenance of architectural and sculptural antique bronze fittings. Contact details and recent works gallery.

Specialists in non-destructive investigation using ground penetrating radar, ultrasonics, geophysical and thermography. Includes a comparative guide of defect types versus techniques, case studies, news and detailed descriptions of each method.

Repair and restoration of cob buildings. Description and history of cob, seasonal problems, project image gallery.

Gerard Lynch is a master bricklayer providing historic brickwork consultancy. Includes comprehensive guides to English gauged brickwork and tuck pointing, biography, courses, publications and photo gallery.

Builders and contractors in South Wales. Details projects on monuments, ecclesiastical and private buildings.

Andy Mann of Tenterden in Kent specialises in the preservation of old buildings using lime mortars and plasters. Conservation guidance and personal background.

Chartered builders with period joinery department, established 1910. Samples of work including photographs.

Specialists in oak framed construction, conservation and timber engineering. Also suppliers of woodland and carpentry products. Product listings, aftercare advice, project image gallery and virtual reality models.

Offers building preservation, restoration and conservation. Details of services, project image gallery and overview of rope access technique.

Restoration and construction of lime and fibrous decorative plasterwork. Includes photographs of work in progress.

Cathedral Works Organisation specialises in masonry repair and restoration. Also suppliers of stone and repair of brickwork, lead work, stained glass and roofing. Includes company news and projects.

Cleaning and repair of stone, brick, stucco and terracotta facades. Services include visual survey, materials analysis, drawings and project planning. Includes descriptions of methods and photographs.

Non-destructive inspection of timber frames using micro-drilling. Illustrated discussion of frame problems, survey techniques and current research projects.

Craftsmen and professionals providing a wide range of traditional products and conservation services. Specialists in vernacular and ecological building materials. Includes product list and project gallery.

Restoration and conservation of structural and architectural metalwork. Includes a portfolio of completed projects.

Scientific advice on building health problems, environmental monitoring, fungal, insect pest and damp problems. Includes detailed service descriptions.

All aspects of stone conservation, including masonry, carving and sculpture. Also providing comprehensive laboratory services including environmental monitoring and analyses of materials such as mortars, salts and paint layers. Project image galleries, discussion of cleaning methods.

Masonry cleaning of historic and commercial buildings, primarily based on the Stonehealth JOS and DOFF systems. Description of methods, testimonials and project image gallery.

Historic restorations, repairs and conversions of houses, barns and churches. Also new oak frames, joinery and timber supplies. Photo galleries.

Offers repair and restoration of ornate plasterwork. Technical factsheets and illustrated examples of work.

Provides scientific, laboratory and consultancy support for conservation and restoration of ancient or historic buildings. Services, photographs, factsheets.

Conservation and restoration of historic architecture and decorative schemes. Also supplies materials to the restoration industry. Includes project portfolio, areas of expertise and descriptions of facade cleaning systems.

Specialist decorators including marbling, gilding, stencilling, trompe l'oeil, glaze effects and decorative painting. Illustrated description of techniques, past projects.

Survey, analysis, recording, repair and conservation of historic buildings and archaeological sites. Describes the materials conserved, projects and publications.

A family business specialising in conservation and restorations, including investigation of smoking problems and the supply of hearth accessories. 'Before and after' photo gallery.

Specialist fibrous plastering company providing a professional service for supply only, small works or substantial building projects.

Specialist stone conservators working on historic and contemporary architecture. Illustrated service details and project image galleries.

Consulting civil and structural engineers for the appraisal and restoration of old buildings. Describes the practice using images and case studies.

Stonemasons, stone conservators and lime mortar specialists. Experienced in materials of South and South-West England, especially cob. Includes current and completed project descriptions with photographs and several articles on the use of lime.

Cleaning specialists. Conservation of stone, plaster, decorative surfaces and archaeological material. Carving and masonry service. Details current and past projects incorporating photographs.

Repair and rebuilding of all early periods of glasswork and associated metalwork, including leaded, stained and decorative glass. Includes photographs of past work.

A multi-disciplinary civil and structural engineering and architectural practise specialising in heritage structures. Case studies and service descriptions.

Renovation, repair and restoration of buildings in the Cotswolds and surrounding areas using lime-based materials. Annotated photo gallery and an overview of the use of lime.

Specialises in all aspects of building work to period and listed property including total and partial restoration, sympathetic extensions, barn conversions and timber frames.

Chartered building surveyor specialising in historic building conservation. Includes a list of services, with illustrated descriptions of common defects and case studies.

Damp and timber decay consultants and laboratory services based on a conservation ethic. Comprehensive articles section, illustrated case studies and training service details.

Timber decay and damp consultants, environmental monitoring and scientific research. Includes descriptions of services, articles, news and publications. Also offers for sale deathwatch beetle light traps.

Cleaning, restoring and re-bronzing of monuments, memorials and statues. Details of cleaning methods and anti?roosting bird spikes.

Traditional plumbers for roofing, rainwater goods and sanitary ware. Includes comprehensive description of services and picture gallery.

Repair, conservation and restoration of historic masonry. Also cleaning, drilling, replication and merchants of stone. Illustrated description of projects and products.

Traditional and modern repair in the fields of restoration, conservation and stone masonry. Includes service descriptions, news and project portfolio.

Slate roof conservation combining traditional craftsmanship with modern adhesive technology resulting in minimal intervention. Illustrated product description and FAQs.

Specialists in stone and plaster conservation and skilled in the repair of historic buildings and monuments. Company profile, specialist techniques, case studies and work in progress.

Survey and repair of timber frames including diagnosis of defects and movement. Design and new-build also undertaken. Illustrated case studies and company background.

Timber frame restoration, conservation and repair. Also new build of cruck framed structures. Includes news, descriptions and photos of completed projects and drawings of cruck buildings.

Renovation and refurbishment of domestic property and the installation of purpose-made joinery. Covering The Cotswolds and Central London. Details of services are described with photographs and drawings.

Conservation of period property in Wiltshire. Includes description of services, articles and the company's approach to repair and maintenance.

Lime-based materials specialists providing repair services for old and historical buildings. Includes comprehensive and illustrated technical pages on damp and the types, uses and applications of lime.

Consultants and building contractors, suppliers of traditional materials. Conservators specialising in repair of churches and listed buildings. Includes lists of completed work.

Epoxy repair of decayed timber, specialising in in-situ repair. Includes comprehensive and illustrated guides to accessing and fixing various senarios.

Construction and maintenance of dry stone walls throughout Yorkshire and the UK. Details of educational and corporate events and a case study.