Cadarn Services Ltd is the trading name of David Darkin, a Chartered Architect (RIBA), providing professional architectural guidance and expert witness services to the construction industry.
Core services include:
David Darkin is a Chartered Architect registered with the Royal Institute of British Architects (RIBA). He holds professional qualifications in architectural practice and specialises in expert witness work, professional consultation, and construction contract administration.
He maintains full professional indemnity insurance of £2 million for standard projects, with larger cover available upon request for individual major projects.
Cadarn Services maintains professional indemnity insurance cover of £2 million for standard engagements. For larger or one-off projects requiring additional cover, we can arrange supplementary insurance to meet specific project requirements.
CPR35 refers to Civil Procedure Rules Part 35, which governs expert evidence in English courts and sets out the duties of expert witnesses.
Our witness statements are prepared in full compliance with these rules and are suitable for use in:
A Professional Consultant Certificate is a formal certification required by UK Finance (formerly UK Green Investment Bank) for construction projects requiring finance compliance.
It confirms that:
A Conveyancing Plan is a technical drawing prepared to Land Registry standards that accurately shows the extent and boundaries of a property being bought, sold, or transferred.
It is essential for property transactions because it:
Construction contract administration includes professional management of construction contracts throughout the project lifecycle, from award through completion.
Key activities include:
Yes. We provide expert guidance and professional documentation support for construction disputes at all stages and through all dispute resolution routes.
We support disputes including:
At any stage: negotiation, mediation, expert determination, or litigation.
Party Wall matters relate to the Party Wall Act 1996, which regulates work affecting walls shared between properties (party walls and party structures).
We provide professional services including:
You can reach us via:
We typically respond to enquiries within one working day.
We work on projects of all sizes. Our services are scalable to your specific needs, from small residential matters to major commercial disputes and construction projects. Each engagement is tailored to your requirements and budget.