M Prior Consult Provides Expert Witness Services
M Prior Consulting provides independent aviation expert witness services for legal proceedings, arbitration, planning inquiries, and technical dispute resolution involving helicopter operations, aviation safety, aircraft certification, airworthiness, and operational risk.
Led by Mark Prior—an aviation specialist with more than 40 years of operational, flight test, certification, and safety experience across military and civil aviation—our expert opinions are grounded in technical evidence, regulatory frameworks, and established industry practice. Experience includes leadership and participation in programmes associated with UK and international aviation standards bodies and complex aviation safety initiatives.
Our work supports lawyers, insurers, regulators, operators, developers, and organisations requiring clear, defensible technical analysis and independent expert opinion.
Areas of Expert Witness Support
Our Approach
Every instruction is approached through structured technical review, evidence analysis, regulatory interpretation, and transparent reporting. Our objective is to provide clear and impartial opinions that withstand scrutiny and assist decision-making.
Typical instructions include
Examples of previous cases include:
www.compasschambers.com/perch/resources/cluthafaidetermination.pdf
www.scotcourts.gov.uk/media/egxapiam/fai-georgethomasallison-sarahhelendarnley-garymccrossan-duncanmunro.pdf
https://infrastructure.planninginspectorate.gov.uk/wp-content/ipc/uploads/projects/EN010080/EN010080-001993-%C3%98rsted%20Hornsea%20Project%20Three%20(UK)%20Ltd%20-Appendix%2026%20-%20Safety%20Justification%20for%20Single%20Line%20of%20Orientation%20Layout.pdf
www.theplanner.co.uk/decision/appeal-chichester-proposal-backed-on-housing-and-biodiversity-grounds
Please contact us to discuss your requirements.
Led by Mark Prior—an aviation specialist with more than 40 years of operational, flight test, certification, and safety experience across military and civil aviation—our expert opinions are grounded in technical evidence, regulatory frameworks, and established industry practice. Experience includes leadership and participation in programmes associated with UK and international aviation standards bodies and complex aviation safety initiatives.
Our work supports lawyers, insurers, regulators, operators, developers, and organisations requiring clear, defensible technical analysis and independent expert opinion.
Areas of Expert Witness Support
- Helicopter operations and flight safety
- Aviation accident and incident analysis
- Aircraft certification and regulatory compliance
- Airworthiness and operational suitability
- Safety management systems (SMS) and risk assessment
- Planning applications involving aviation considerations
- Offshore and renewable energy aviation operations
- Technical due diligence and operational governance
Our Approach
Every instruction is approached through structured technical review, evidence analysis, regulatory interpretation, and transparent reporting. Our objective is to provide clear and impartial opinions that withstand scrutiny and assist decision-making.
Typical instructions include
- Helicopter operational incidents and accidents
- Aviation safety management and regulatory compliance
- Airworthiness and operational suitability matters
- Helideck and landing-site disputes
- Aviation impacts in planning proceedings
- Technical review of contractor or operator decisions
- Independent review of safety and operational evidence
Examples of previous cases include:
www.compasschambers.com/perch/resources/cluthafaidetermination.pdf
www.scotcourts.gov.uk/media/egxapiam/fai-georgethomasallison-sarahhelendarnley-garymccrossan-duncanmunro.pdf
https://infrastructure.planninginspectorate.gov.uk/wp-content/ipc/uploads/projects/EN010080/EN010080-001993-%C3%98rsted%20Hornsea%20Project%20Three%20(UK)%20Ltd%20-Appendix%2026%20-%20Safety%20Justification%20for%20Single%20Line%20of%20Orientation%20Layout.pdf
www.theplanner.co.uk/decision/appeal-chichester-proposal-backed-on-housing-and-biodiversity-grounds
Please contact us to discuss your requirements.