Full-time expert witness experienced in technical report writing for building, development and construction project disputes and insurance claims • For claimant, defendant, contractor, employer, insurer • 40 years of professional industry experience, including 20 years at partner or director level in international property firms • Worked in the UK, Europe, US, Hong Kong, Australia and Dubai Building surveying • Building defects pathology diagnosis and causation • Inspections and survey reports • Professional negligence •...

Construction defects: investigations & reports into defective work with respect to new & refurbished buildings • Professional negligence: investigations & reports into professional negligence of architects & surveyors • Contract matters: investigations & reports into contract & sub-contract disputes

Building, construction problems: • Construction negligence • Professional negligence (architecture & construction) • Home improvement disputes • Contractual disputes (construction) • Contractors, subcontractors disputes • Improper contract administration (construction) • Cost disputes (construction) • Professional fees claims • Programming, time disputes (construction) • Property insurance, claims investigation • Risk assessment (property insurance) • Claims investigation (property insurance) • Personal injury (property insurance) •...

Subsidence cases • Workmanship issues in construction, both commercial and domestic • Drainage issues • Paving • Concrete • Brickwork defects • Defective design 40 years' experience of the construction industry in the UK and Middle East.

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 • Chartered Arbitrator

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

• 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 • Has been instructed by both claimant...

Foundation failures, including heave & subsidence-related problems • Building defects of structure & fabric, including concrete, steel, timber & masonry buildings, whether prefabricated or in situ • Footbridge & cycle bridge-related problems of deck & structure • Concrete failures due to contamination, chloride attack, carbonation, sulphate attack, alkali-silica reaction, together with pollution-related problems & their effect • Prestressing & related problems, including prestressed & post-tensioned in situ concrete •...

I am an architect with 35 years' experience on a range of building types and sizes and in various capacities. I completed my MSc in Construction Law and Arbitration at Kings College London and I also hold a Diploma in International Commercial Arbitration. I am an arbitrator and adjudicator. I am a Member of the Institution of Fire Engineers and I hold a Professional Diploma in Fire Risk Assessment (Life Safety). Member of the Academy of Experts. Listed on the RIBA Register of Experts. I hold the Cardiff University...

Residential and commercial valuations • Dilapidations • Building surveys • Leasehold extensions and enfranchisement • Japanese Knotweed diminution of value

Building & construction problems Negligence (construction) • Professional negligence (architecture & construction) • Home improvement disputes • Cladding disputes • Contractual disputes (construction) • Contractor/subcontractor disputes (construction) • Improper contract administration (construction) • Cost disputes (construction) • Professional fees claims • Programming & time disputes (construction) • Claims investigation (property insurance) • Professional indemnity (construction) Surveying & valuation Surveyor negligence Construction...

Extensive experience of building & contractual disputes • Investigation & diagnosis of building defects & preparation of Scott schedules • Advice on costings & building technical matters • Application of building law to boundary disputes • Landlord & tenant disputes, dilapidations & lease renewals • Residential, commercial & industrial valuations, including rental valuations • Insurance claims disputes • Professional negligence of construction professionals • Construction health & safety management disputes

Structural defects • Concrete defects • Building refurbishment • Building materials • Building defects • Contractual disputes • Structural & building failures • Deleterious materials • M & E issues • Fitness for purpose • Workmanship • Contract disputes • Building fabric • Roofing • Windows • Cladding • Stone masonry • Brickwork • Render • Plaster • Mortar • Corrosion • Coatings • Cathodic protection • Concrete repairs • Durability

Chartered Building Surveyor and Chartered Procurement Consultant, with specialisms in the following: • Building defects analysis • Building pathology • Building maintenance • Construction projects • Construction design and management • Contractual matters (under JCT/NEC/ACA forms of contract) on all types of contract, including new build, maintenance and refurbishment • Public procurement • Public sector projects • Neighbourly disputes

Neighbourly & Boundary Disputes I have been appointed as party wall surveyor for building owners and adjoining owners. I frequently provide advice to parties wishing to undertake works close to or on the boundary, which may or may not fall within the Party Wall etc. Act 1996. This includes commercial and domestic clients. I am employed to help resolve disputes between parties over neighbourly matters, including the undertaking of building works or the removal of boundary features by one party, the position...

Mediator • Practising Certified Intl Commercial Mediator • ICE's Mediator/Conciliator • CIArb's Mediator • CIArb's CDP Mediator • CIArb's Personal Injury Mediator • CIArb's LB of Tower Hamlets Mediator • RICS' Mediator • CMC's Mediator • CIC's Mediator • TAE's QDR • TAE BMF's Mediator • Clerksroom's Mediator • ICC's Mediator • IMI's Mediator • IMI's Mentor • FIMC's Mediator • WIPO's Mediator • IOM's Mediator • BIMC's Mediator • AMATI • Mayor's & City of London Court's Mediator Arbitrator & Adjudicator • Practising Intl Arbitrator...

Building defects • Professional negligence • Construction disputes • Architectural design • Project management • Party walls • Flat roof defects • Roof defects • Window defects • Cavity wall insulation Simon has over 30 years’ experience in the construction industry where he has practised as a chartered building surveyor and chartered project management surveyor on a wide range of instructions, including building surveys, defects diagnosis, party walls, dilapidations, project management, contract administration and health...

I have 50 years' experience of civil & structural engineering as a consultant covering a wide range of general engineering design & construction issues involving both modern & historic construction • I have provided expert witness advice on subsidence, settlement, drainage, building material problems & defects • Structural inadequacy of large steel structures • Resolution of insurance claims

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 of planning applications, adjudication...

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 • Mediation

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

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 • Construction works: • Project management (construction) • Architectural & building technology ...

Building contract disputes: financial & contractual analysis • Dilapidations claims • Dampness & disrepair claims • Party Wall Act • Defective or incomplete building works • Building defects: commercial & residential • Boundary disputes • Access to neighbouring land • Insolvency claims in construction contracts • Mr Frias-Robles is a Member of the Royal Institution of Chartered Surveyors (FRICS) • Party wall expert & Chairman of the Pyramus and Thisbe Club (Wessex Branch)

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

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

Valuing of: • Pecuniary damages associated with employer delays resulting in extension of time to completion in respect of construction contracts • Pecuniary damages associated with disruption claims as a result of breach by the employer • Additional or extra work due to changes in design disputed by the parties • Monetary costs in respect of insurance claims • Pecuniary damages associated with incomplete work or poor work executed by contractors

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...

I am a Chartered Building Surveyor with over 40 years' experience in all aspects of building surveying and defect diagnosis, with particular experience in residential buildings. I am still actively involved in surveying and contract administration, and recent expert experience has related to housing disrepair, defective building works and criminal cases.

Structural engineering • Civil engineering • Forensic engineering • Maritime engineering • Coastal engineering • Design • Construction • Workmanship • Professional negligence • Damage • Defects analysis • Cracking • Buckling • Corrosion • Deflections • Deterioration • Dilapidations • Settlement • Subsidence • Heave • Ground movement • Concrete quality • Concrete durability • Concrete strength • Concrete testing • Basements • Foundations • Refurbishment • New build • Historic buildings • Raised access floors • Floor slabs • Screeds • Structural analysis • Structural stability •...

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

Housing conditions and fitness for human habitation • Building and workmanship disputes, including quantum • Building defects and pathology • Building insurance and warranty claims, including fire, flood, structural, subsidence, etc. • Professional competence and negligence of building surveyors and architectural designers • Forensic analysis of building surveys/reports • Building workmanship and standards • Building accessibility • Personal injury

Cases of alleged professional negligence involving building surveyors, including: • Structural surveys • Home buyers reports • Valuations • The design & supervision of building works & professional advice generally • Cases involving builders, including allegedly defective works • Cases involving defects in buildings

Suspended ceilings • Partitions • Raised access floors • Dry lining & drywall partitions • Glass & glazed partitions • Shaftwalls • Plasterwork (solid & cast) • External render • Stucco • Subcontract disputes (building) • Interior fit-outs • Extensive experience in acting as expert engaged on behalf of building owners, main & management contractors, subcontractors & specialists in disputes as to quantum, performance, merchantable or satisfactory quality, fitness for purpose & infringement of design copyright • Appointments as expert...