Expert and Forensic Services

Independent Expertise When
the Stakes Are High

Converra provides independent expert services in construction arbitration and formal dispute proceedings. We are appointed by parties and legal counsel to provide objective, well-reasoned opinions on matters of time, cost, technical issues, and financial impact arising from complex disputes.

Delay Expert Quantum Expert Technical Expert Financial Expert Dispute Resolution Forensic Investigation
Trusted insight in high-stakes environments.

Our role is not to advocate, but to assist tribunals by providing clear, reasoned, and independent opinions within our expertise. Our expert services are grounded in deep practical experience of project delivery, claims preparation, and dispute resolution across major infrastructure, building, industrial, and mixed-use projects in the Middle East.

Our Expert Services Philosophy Evidence-Led. Independent. Tribunal-Ready.
Our expert services are defined by independence, technical clarity, and analytical rigour. By providing Delay, Quantum, Technical, and Financial expert opinions — each grounded in evidence, recognised methodology, and transparent assumptions — we assist tribunals with clear, objective, and defensible analysis on complex construction and commercial disputes.
Impartial and defensible opinions, capable of withstanding cross-examination
Evidence-led analysis based on contemporaneous records and reliable data
Recognised methodologies selected to suit the dispute and available records
Consistency between facts, contract, analysis, and conclusions
Expert Services Summary
Delay ExpertIndependent opinions on time, causation, and responsibility for delay
Quantum ExpertIndependent valuation opinions on claims and counterclaims
Technical ExpertIndependent technical opinions on construction-specific issues
Financial ExpertIndependent financial opinions in commercial and construction arbitration
Delay Expert Independent opinions on time, causation, and responsibility for delay
Time & Causation
Scope of Opinion
  • Review of baseline and updated programmes and project records
  • Identification and analysis of delay events and critical path impact
  • Assessment of concurrency, mitigation, and acceleration
  • Opinion on entitlement to Extension of Time (EOT) and related time issues
Delay Analysis Methodologies
  • Time Impact Analysis (TIA)
  • Windows Analysis
  • As-Planned vs As-Built
  • Impacted As-Planned
  • Prospective and Retrospective approaches
Quantum Expert Independent valuation opinions on claims and counterclaims
Valuation & Loss
Scope of Opinion
  • Assessment of contractual valuation mechanisms and entitlement
  • Valuation of variations, prolongation, disruption, and acceleration
  • Assessment of overheads, productivity loss, and substantiation
  • Critical review of opposing expert quantification and assumptions
Analysis Approach
  • Contractual mechanisms and applicable principles
  • Contemporaneous cost records, financial data, and audit trail
  • Transparent assumptions, stated limitations, and sensitivity
  • Clear separation between entitlement, valuation, and impact
Technical Expert Independent technical opinions on construction-specific issues
Compliance & Defects
Scope of Opinion
  • Review of drawings, specifications, ITPs, test data, and technical records
  • Assessment of technical compliance with contractual requirements and standards
  • Analysis of design responsibility, constructability, and interface matters
  • Opinion on technical causation including defects, rework, and performance issues
Financial Expert Independent financial opinions in commercial and construction arbitration
Financial Impact
Scope of Opinion
  • Assessment of financial impact arising from dispute issues and contractual events
  • Review of accounting data, cost records, and financial substantiation
  • Evaluation of reasonableness, allocation, and quantification approaches
  • Opinion on interest, finance charges, escalation, and related financial heads
Expert Deliverables What We Produce
Expert ReportsWritten expert reports — initial, reply, and rebuttal — structured and presented for Tribunal use
Schedules and ExhibitsIndependent opinions supported by schedules, exhibits, and graphics suitable for Tribunal and legal counsel use
Joint Expert MeetingsParticipation in joint expert meetings and preparation of agreed joint statements identifying areas of agreement and disagreement
Oral TestimonyExpert conferencing (hot-tubbing) and oral testimony at hearings, including cross-examination and tribunal questions
Forensic Investigation Diagnosing Failure. Restoring Confidence.
Our forensic teams diagnose causes of delay, defects, and non-compliance in construction and engineering projects. Using global best practices and scientific tools, we support recovery, accountability, and future-proofing. We collaborate with legal teams, insurers, and contractors to bring resolution and clarity to complex technical investigations.
Delay analysis using industry-accepted methods (TIA, As-Built, Windows)
Cost escalation and procurement failure investigations
Defect analysis and root cause reporting
Safety and environmental compliance audits
Verification of quantities, equipment usage, and financial impact
Digital forensic analysis

"Our forensic investigations are comprehensive and exhaustive. We distinguish the truth from allegations, and our analysis provides a credible, evidence-based account to support clear decision-making at tribunal."

Arbitration and Dispute Experience International and Regional Arbitral Institutions
Converra experts have experience supporting arbitrations conducted under the rules of leading international and regional arbitral institutions including ICC, DIAC, SIAC, DIFC-LCIA, SCCA, LCIA, QICCA, and FIDIC DAB proceedings. We work collaboratively with international and regional legal counsel and maintain clear boundaries to preserve expert independence throughout all proceedings.
Independence and Conflict Management Our Standards for Expert Appointments
Conflict of interest checks conducted prior to appointment on every engagement
Clear separation maintained between expert witness services and claims consultancy roles
Compliance with applicable arbitral rules and expert witness guidance throughout
Transparent disclosure of instructions, assumptions, and limitations in every report
Appoint an Expert Speak to Our Expert Services Team

Whether you are preparing for arbitration, responding to a claim, or require an independent opinion on a technical or commercial matter, contact us to discuss your requirements.

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