David Dellar


David is a Chartered Structural Engineer with over 15 years of experience in the construction and engineering industry. He has acted as expert in matters of delay and disruption on more than 20 occasions.

David has solid experience leading audit, claims and dispute commissions on many live construction projects, as well as consulting for both claimant and defendant or respondent in formal dispute situations. He has proven experience of working with most forms of procurement including JCT, NEC, FIDIC and bespoke EPC.

David has worked on commercial, residential and industrial projects for professional practices. He now applies his skills and experience to construction projects specialising in project audit, claims preparation, delay and disruption analysis and dispute resolution across Europe and the Middle East.

David leads expert investigations and performs analyses on disputes in adjudication, arbitration and litigation. He has particular expertise with regards to contract terminations, quantification of time and professional services disputes.

David is a member of the Association of Project Management, the Institution of Structural Engineers and a practising member of the Academy of Experts. Clients commend him as an, “excellent expert witness who just gets on with the job … delivers a good quality report … [That he is] an expert on his subject matter … [deals] with a time claim in a way which instils confidence”.

Qualifications BEng Civil Engineering
MBA for Construction Executives
Professional Memberships CEng, MIStructE, MAPM, MAE, SCL
Contract Specialities FIDIC, JCT, NEC3, NR12, PPC2000
Expert Highlights
  • Ability to deal with large technical matters.
  • Understanding complex programming issues quickly.
  • Quick to grasp the essence from high volumes of data.
  • Clear presentation of delay analysis.
Expert Details
Location London, UK
Services Delay
Sectors Buildings, Infrastructure, Industrial, Power & Utilities, Oil & Gas
Expert Statistics
Years of Experience 16
No. of Expert Commissions 21

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