Historic Building Conservation Consultants

Rock Davidson Historic Building  Conservation Consultants, based in Malvern Worcestershire, have 30 years of experience and interest in the arts, architectural history, social history, education, genealogy and building conservation.

RDA is a consultancy providing a variety of professional and independent  reports for listed buildings/ buildings in conservation areas, Planning Appraisals. Such as  Heritage Assessments, Statements of Heritage Significance reports, Conservation Statements, Heritage Impact Assessments, Conservation Management Plans. Energy Efficiency Advisory reports. We also offer an ‘Expert Call Out Advisory Service’

Architects; we can be commissioned for reports for your RIBA Stages 0-1 Conservation Strategy:  such as Site Appraisals, Building Condition, Heritage Significance and repairs for Heritage Projects.

Retrofit co-ordinators; we can be commissioned following BS7913 for heritage statements, assessments of significance for retrofit projects for protected buildings. As heritage professionals we have greater understanding than most in Retrofit and Energy Efficiency having the Level 3 Award in Energy Efficiency Measures for Old and Traditional Buildings.

We  undertake archaeological investigation and recording of standing buildings or structures often required as a planning condition.  We are recognised contractors on the ADS library, our work is validated by archaeological officers and historic environment records [HERs] and Historic England.

Also available Pre purchase reports for listed buildings/ buildings in conservation areas, such as ‘Home Buyers’ Heritage /Planning Appraisals.

RDA partners are  full members of the Institute of Historic Building Conservation [IHBC]  and the IHBC accredited historic environment service provider {HESPR} scheme

To become a full member of the IHBC there is a strict rigorous process of conservation and knowledge of historic buildings competences to fulfil, professional, evaluation, management and intervention, knowledge and experience is needed to fulfil the requirements of accredited membership allowing the use of letters after your name.

We have  Professional Indemnity and Liability Insurance

Serving the Counties of Worcestershire, Herefordshire, Gloucestershire and The Cotswolds, Warwickshire and North Oxfordshire

Latest News

September 2023


RDA wrote for both the Heritage Assessments/ Statements of Significance and Impact Assessment

Crown Inn Lea Herefordshire


Ancient interior. Hidden and not previously recorded


OSTRICH INN Newland Forest of Dean

July 2023

Successful Application for an extension to Listed Thatched Cottage RDA wrote Assessment for. Archive Research helped for this extension.

Application Approved for Orangery in AONB for Victorian Villa. RDA wrote the reports

Feb 2023

APPROVAL for x2 smaller projects RDA wrote heritage assessments and Impact Assessments for. Both removing Upvc Conservatories and enhancing with small extensions. One in an AONB the other in a Conservation Area.

April 2022

Need listed building consent advice? Not sure about planning legislation and listed building applications?

RDA  EXPERT ADVISORY SERVICE will help and advise you

Worcestershire, Gloucestershire, Herefordshire, Cotswolds, Warwickshire, North Oxfordshire

Competitive CALL OUT CHARGE+ Travel costs. Service includes looking at your enquiry/paperwork/basic research time before visiting. Competitive fees for follow up written email heritage response note if needed

November 2021

Foley House Malvern. Good to see work started on GDII listed building RDA wrote the heritage report for. Interesting history including being a Marionette Theatre in the Malvern Festivals 1930s and 40s. Building recently redundant. Good heritage assessments mean projects can be heritage led.

October 2021

Save money and time. Commission Heritage Assessment Surveys and Statements early in the planning process BEFORE designing changes to historic buildings so projects can be heritage led and comply with conservation policies and LPA conservation teams. See RDA SERVICES

August 2020

Pleased to have been commissioned in May 2020 Built Heritage Assessment for Tudor House Museum 38-42 Friar Street in Worcester. Document and assessment now complete. Fascinating building to analyse, hope the 185 page report will help the conservation and interpretation of the site



April 2020

Check out our more recent projects on the Ads Library Archives. Not all our reports go on archives but here are a few now added from 2019.


Arts and Crafts 1870-1914 Vernacular Materials/Designers/Arts & Crafts Movement/Craftsmen
Edwardian House Styles 1900-1918 Traditionalists/Edwardian Classicism/Arts & Crafts/Modern WW1
Regency House Styles 1790-1830 Neo-Classicism/Greek Revival/Picturesque/Gothick
Victorian House Styles 1830-1900 Italianate/High Gothic/Arts & Crafts/Queen Anne Revival