Offices in Henley in Arden and Malvern. Expert assessment of garden works, landscape projects relating to standards & quality of construction or workmanship • Professional designer & consultant can advise & report on all scales of work & practice procedures • Reports, surveys & independent assessment provided • Specialist advisor on private garden projects, land use & development of golf-related facilities • Landscape architect for planning appeals & hearings

Accidents at work and on construction sites, including slipping and tripping cases • Disability accommodation reports • Building defects, including investigation of claddings • Construction disputes • Architect negligence cases, including fire design issues • Cost of injury, disability, death • Arbitrator

Building construction problems: • Negligence • Professional negligence (architecture & construction) • Home improvement disputes • Contractual disputes • Contractor & sub-contractor disputes • Improper contract administration (construction) • Claims investigation (property insurance) • Town & country planning: • Listed buildings • Architectural design: • Building conservation • Listed buildings • Design defects (faults) • Architectural defects ̶...

Assessing accommodation needs at home & in the workplace for severely injured or physically/mentally disabled people • Formulating reports on suitability of properties to accommodate disabled persons in terms of mobility requirements, access & special needs • Designing suitable accommodation for disabled users based on expertise developed over 40+ years specialising in designing for the disabled • Assessing & commenting on third party reports by other expert witnesses • Advises plaintiffs & defendants in personal injury cases • Undertakes role...

Technical specifications • Construction/architecture-related matters • Building information modelling (BIM) • Contract administration/risk and liabilities/interpretation of contract terms and obligations • Defects in construction materials or workmanship • Compliance with building codes and regulations • Breach of contract and professional negligence • Standard of care in construction • Design deficiencies • Project delays

Environmental noise: • Community noise • Sports and leisure noise • Music noise, including public entertainment licence and Environmental Protection Act • Planning inquiries • Pop festivals • Transportation noise: • Prediction and expert evidence on aircraft noise • Railway noise and vibration • Road traffic noise • Architectural and building acoustics: • Building acoustics from studios • Building services noise • Workplace and industrial noise: • Occupational hearing damage

David is part of the architects' practice Purcell, who have offices around the UK, thus providing a local presence. His direct email is given above. • Practised since 1973 • Special expertise with historic buildings • How architects work and the standards expected of them • How buildings are procured, designed and constructed • How contractors work and the standards expected of them • Investigating defects, identifying causes and responsibility • Building contracts, standard forms, use and interpretation

All technical & contractual matters, costings, manufacture, installation & associated trades relating to joinery, timber & woodwork • Inspection & reporting upon defective & alleged defective works • Movement, shrinkage & quality issues • Preparation of expert witness reports in compliance with CPR Part 35 • Preparation of documentation for adjudication & mediation • Analysis of specifications, contractual documentation, architect's or designer's drawings & costings • Expert opinion in relation to matters of cost, variati...

I am a Chartered Building Surveyor and a member of the Royal Institution of Chartered Surveyors with over a decade of surveying experience. I have also completed the RICS Expert Witness Certificate, and am familiar with providing CPR35-compliant reports. The majority of my experience is within core building surveying services, providing building surveys, building pathology and defect diagnosis, damp diagnosis and contract administration. I have a specific skillset within the heritage and listed buildings sector, providing advice on sympathetic repairs and traditional materials....

Construction defects: investigations and reports into defective work with respect to new and refurbished buildings • Professional negligence: investigations and reports into professional negligence of architects and surveyors • Contract matters: investigations and reports into contract and sub-contract disputes • Accommodation reports for persons with acquired disabilities

David is part of the architects' practice Purcell, who have offices around the UK, thus providing a local presence. His direct email is given above. • Practised since 1973 • Special expertise with historic buildings • How architects work and the standards expected of them • How buildings are procured, designed and constructed • How contractors work and the standards expected of them • Investigating defects, identifying causes and responsibility • Building contracts, standard forms, use and interpretation

Nationwide service • Architect specialising in accommodation needs: • Reporting on the long-term accommodation needs of claimants • Assessing & surveying existing accommodation • Identifying claimant's specific long-term accommodation needs • Evaluating accommodation options • Providing full architect services: designs, obtaining approvals, specifying the adapted & extended or purpose-built work, including specialised equipment & fittings to meet claimant's specific needs

Environmental noise and vibration impact assessment for construction and operational phases of residential, student, commercial, industrial, infrastructure and mixed‑use developments • Planning, licensing and development control support including appeals and hearings • Construction noise and vibration assessment, monitoring

Architects' professional negligence • Architects' appointments & fees • Building contract disputes • Building defects & failures • Cladding & performance in fire • Contract claims, including adjudication response • Land & property disputes, including matters referred to Lands Tribunal • Liability within the design team • Historical analysis of buildings • Preparation of visualisations • Preparation of expert reports • Attendance at court • Participation in all forms of ADR • Representations in respect...

Building contract disputes • Disrepair claims • Defective design & workmanship negligence claims • Building pathology • Building conversion & restoration • Party Wall, etc., Act Mr Mathieson is a Member of the Royal Institution of Chartered Surveyors, Managing Director of Ellis Belk Associates Limited and a practising Chartered Building Surveyor with many years' experience investigating building defects of both design and workmanship. In addition to his expert witness workload, Mr Mathieson has been involved with Channel 4 and the BBC on such ...

Environmental noise • Planning & noise • Environmental vibration • Planning & vibration • Building vibration • Building acoustics • Sound in buildings • Sound insulation • Environmental impact assessment • Entertainments noise • Entertainments licensing • Industrial noise • Noise nuisance • Vibration nuisance • Construction noise • Construction vibration • Vibration in art galleries • Vibration in museums

Design of housing for people with mental & physical disabilities • Accommodation expert - housing needs resulting from medical negligence or personal injury • Housing adaptations for the disabled

Wood protection, including performance of wood treated with preservatives and performance and failure of coatings • Performance of timber joinery, including doors and windows • Wood failure in service, including scaffold boards, posts and retaining walls • Wood cladding • Plywood quality • Disputes relating to quality and performance of wood products

Acoustics consultancy • Acoustics and vibration • Noise and vibration injuries • Boundary element method (BEM) • Waveguide finite element method (FEM)

Occupational noise and vibration exposure assessments, including historical retrospective cases • Planning and licensing matters involving noise or vibration • Forensic acoustic studies as may be required in criminal proceedings, e.g. likely audibility and intelligibility of speech • Sport and leisure noise

Building & construction problems • Negligence (construction) • Professional negligence (architecture/construction) • Home improvement disputes • Contractual disputes (construction) • Contractor & subcontractor disputes • Improper contract administration (construction) • Cost disputes (construction) • Professional fees claims • Programming & time disputes (construction) • Property insurance & claims investigation • Claims investigation (property insurance) • Public liability insurance (construction)...

Environmental noise • Community noise • Sports and leisure noise • Music noise, including public entertainment licence and Environmental Protection Act • Planning enquiries • Transportation noise • Railway noise and vibration • Road traffic noise • Architectural and building acoustics • Building acoustics from studios • Building services noise • Workplace and industrial noise • Occupational hearing damage assessments and evidence • Control of plant n

I am an architect with 30 years’ experience, running a busy small practice. I have spent the last 20 years working on residential projects, including refurbishments, extensions and loft conversions for private individuals, and flats for institutions and developers. I have an engineering background and an interest in technical matters. Early projects included a fire testing facility, an emergency ambulance control room, repair and cleaning of historic building stonework, and warehouse bomb damage repairs. I led the technical design of a swimming pool built below a historic hou...

Architecture • Building defects and regulations • Health and safety

Expert witness and forensic investigation services relating to measurement and analysis of noise- and vibration-related incidents and disputes • Areas of expertise include noise-induced hearing loss, hand-arm and whole-body vibration exposure, planning disputes, noise nuisance and building regulations, and specifications compliance for commercial and residential developments, including noise impact assessments • Assessment of noise under Control of Noise at Work Regulations and implementation of hearing conservation programmes • Assessment of hand-arm and whole-body vibration...

Personal injury - golf • Health and safety in golf • Personal injury caused to other golfers • Personal injury caused to members of staff • Personal injury caused to members of the Public and spectators • Personal injury caused by negligence • Personal injury - trip and slip • Accidents on golf courses, driving ranges and practice grounds • Accidents caused by faulty course design • Golf course safety audits for insurance • Employment reports on loss of career prospects • Accident reconstruction • Golf cou...

Building defects • Works not in accordance with Building Regulations • Reviews of design information in relation to scope • Reviews of the design/construction of external walls with respect to Part B (Fire Safety) of the Building Regulations (e.g. material specification, cavity barriers) • Performance of the architect or lead designer

Acoustics, noise & vibration consultant • Environmental noise & planning relating to commercial, industrial & residential development • Planning inquiries • Licensing hearings & appeals • Environmental Protection Act hearings & noise nuisance assessments • Road & rail transportation noise • Leisure & entertainment noise • Sound insulation of buildings • Vibration • Gym due diligence & solution diagnostics • Hearing loss claims

John has over 30 years’ experience as an acoustic consultant, covering all aspects of acoustics. These include environmental noise and vibration surveys, planning noise and vibration impact assessments, architectural acoustics, building services acoustics, acoustic testing, computer modelling and simulation, and construction/demolition monitoring. John provides expert witness services, representing developers, local authorities, publicans and others from the entertainment industry. He has presented evidence for planning and licensing matters, including in the High Court and to Sel...

Building defects • Defective workmanship & construction defects • Survey reports • Mobile homes • Dilapidations • Architectural design • Building surveying General building cases: South West England & South Wales; mobile home cases: UK-wide

• Accommodation • Architecture • Bespoke Homes Jonathan France Dip FCIAT AssocRICS, is a Fellow of the CIAT (Chartered Institute of Architectural Technologists), an associate member of RICS (Royal Institution of Chartered Surveyors), an Affiliate Member of the RIBA (Royal Institute of British Architects) and is conversant with the recommended and regulatory provisions for accessible and inclusive housing. Jonathan France is a Chartered Architectural Designer who has been working in architecture and design since 2004, specifically assisting people who h...

In June 2024, GBRW merged its expert practice with Martello Expert Services. Martello was founded in 2019 by James Garvey and Richard Moore as part of Blackrock Expert Services (now Kroll). In 2020, they led a management buy-out to ensure the company remained independent. Prior to the merger, GBRW Expert Witness had a 15-year track record of providing expert support in the form of expert reports and/or advice in disputes involving banking, investment management, insurance, commodities, derivatives and related areas. The combined group has carried out over 850 engagement...

Architecture • Building defects and regulations • Building information modelling (BIM) • Design coordination

Architect's appointment: practice, fees, competence and professional negligence • Building contracts and subcontracts: obligations, delay, disruption, extensions of time, architects' instructions, certificates, practical completion, partial possession, liability • Building construction and design failures • Cladding • Building regulations • Fire safety • Intellectual property: architectural copyright • Disciplinary and regulatory proceedings • Town and Country Planning Act appeals • Public inquiries • Adjudication • ADR •

• Chartered Architect • Full time Expert Witness • RIBA Register of Experts • Academy of Experts • Society of Construction Law • Experienced in architectural and contractual disputes • CPR 35 reports; has been cross-examined • Registered Mediator Expert architect in buildings and construction and professional negligence • Expertise on fire regulations, fire stopping & fire compliance • Recognised as an expert in the external envelope brick timber and cladding • Architect's negligence • H...

Chartered Architect, Chartered Building Engineer, Chartered Arbitrator, accredited Adjudicator, practising Member of The Academy of Experts I am a Chartered Architect, Chartered Building Engineer and Chartered Arbitrator with over 40 years’ experience across a wide range of building types, scales and professional roles. I hold an MSc in Construction Law and Arbitration from King’s College London and Diplomas in International Commercial Arbitration and International Maritime Arbitration. I practise as an arbitrator and adjudicator and carry out forensic work in rel...

Architecture • Planning • Building regulations • Cladding • Facades • Fire protection • Fire • Professional negligence • Defects • Remedial works • Water ingress • Damp • Roofing • Condensation • Basements • Curtain wall • Glass • Joinery • Partitions • Flooring • Corrosion • Acoustics • Contract administration • Design • Co-ordination • Appointment • Listed buildings • Waterproofing

Experience of giving evidence under cross-examination both as a party expert and a single joint expert • Able to accept instructions on: • Professional negligence by architects & building surveyors • Building conservation & listed buildings • Building contract disputes • Failures of contract administration • Programming & time disputes • Design, architectural & construction defects • Building design • Claims for professional fees • Construction professional indemnity claims • Accredited Adjudicator • Charte

Advice on the use, design, specification & supply of timber & all wood-based materials (plywood, particleboard, fibreboard) in building & construction, joinery, shopfitting & furniture • Evaluation of workmanship & comparison with expected standards, industry norms, British or European Standards & Codes of Practice • Identification of wood species, treatments & finishes, plus comment on suitability for use • On-site examination of problems with wood materials, including moisture, swelling or shrinkage, decay, insect attack, etc. • In situ gra...

Architecture generally, particularly: • Residential work • Refurbishment, conversion & alteration schemes • Professional practice • Party Wall matters • Defects & building failures • Town planning • Educational schemes • Commercial schemes • Fee scales & payment on quantum meruit basis • Architect professional negligence

David is part of the architects' practice Purcell, who have offices around the UK, thus providing a local presence. His direct email is given above. • Practised since 1973 • Special expertise with historic buildings • How architects work and the standards expected of them • How buildings are procured, designed and constructed • How contractors work and the standards expected of them • Investigating defects, identifying causes and responsibility • Building contracts, standard forms, use and interpretation

Ben is a recognised authority in structural waterproofing. He sits on the British Standard Committee reviewing BS 8102 and is a main author of the ongoing CIRIA guidance on the delivery of blue roofs. Ben is also a board director at the Property Care Association. Ben is the Technical Director of CLW Consulting. He is thoroughly involved in major basement waterproofing design development for clients such as the City of London Corporation and Lidl. Ben is regularly appointed by NHBC to complete defect diagnosis work and advise on claims. Expert witness appointments make up perhaps a...

An architect with 39 years' experience on a range of building types & sizes. I advise upon claims against architects; investigate defective building fabric, especially external walls & flat & pitched roofs, condensation & air leakage & disputes concerning inspection, valuation & certification. I act in mediation, arbitration & adjudication, as an SJE, & give evidence at the TCC. I work throughout the UK for insurers, loss adjustors, building owners, contractors & material suppliers. I am included on the List of Expert Architects compiled by the Presiden...

Environmental noise impact assessment • Measurement of noise & vibration • Sound insulation • Road traffic noise • Railway noise • Noise, nuisance • Industrial noise • Noise, planning • Building acoustics • Recreation noise

David is part of the architects' practice Purcell, who have offices around the UK, thus providing a local presence. His direct email is given above. • Practised since 1973 • Special expertise with historic buildings • How architects work and the standards expected of them • How buildings are procured, designed and constructed • How contractors work and the standards expected of them • Investigating defects, identifying causes and responsibility • Building contracts, standard forms, use and interpretation

• Worked in insurance industry at Lloyd’s and the London Market 1969-1999 with major insurance broking houses. • London and general insurance market practice, PI insurance and advisor to British Insurance Brokers Association (BIBA). Specialised in Professional Indemnity and D&O, banks and financial institutions, and construction-related insurances. • Founded Flaxman Partners in 2000, an independent insurance consultancy, practising as insurance claim troubleshooter, including claims advocacy and litigation support. • Served as an expert witness to the co...