Consultancy service

Expert Witness Services

When workplace health and safety disputes require specialist evidence, IOM provides independent, evidence-based opinions to support courts and tribunals.

Service overview

Independent evidence for courts and tribunals

When workplace health and safety disputes require specialist evidence, IOM provides independent, evidence-based opinions to support courts and tribunals.

When this service may be needed

  • A claim requires independent technical assessment
  • Exposure history, causation or standards of practice are disputed
  • The court or parties need clear explanation of complex evidence

What makes IOM different

Our multidisciplinary team combines scientific research, workplace investigation and practical consulting experience. This allows us to examine complex cases from different perspectives and reach well-supported conclusions.

We work with solicitors, insurers, employers and other parties across the United Kingdom and Republic of Ireland. Our occupational hygienists, ergonomists and workplace health specialists provide case assessments, expert reports and evidence in civil and criminal litigation.

Our areas of expertise

Law firms across the UK trust IOM for our independence, scientific integrity and ability to explain complex technical evidence in plain language.

Drawing on decades of research and workplace experience, our specialists provide authoritative opinions that can withstand detailed examination.

Our experts can provide evidence on:

Asbestos and other fibres

  • Assessing compliance of working practices with current and historic asbestos legislation and guidance
  • Retrospective exposure assessment and assessment of exposure apportionment
  • Appraisal of asbestos removal project management and practices
  • Appraisal of the quality of asbestos surveys with guidance and best practice
  • Appraisal of compliance with Duty to Manage Asbestos in Non-Domestic Premises
  • Appraisal of ongoing asbestos management practices 

Epidemiology

  • Meta-analysis and systematic reviews
  • Disease cluster investigations
  • Statistical analysis of health data

Ergonomics and human factors

  • Workplace, workstation and task design 
  • Human error rate quantification 
  • Manual handling and injury risk assessment Work-related upper limb disorders 
  • Human-computer interaction 
  • Mental and physical workload assessment 
  • Biomechanics 
  • 3D computer modelling from video footage 

Occupational hygiene

  • Appraisal of compliance with Control of Substances Hazardous to Health (COSHH)
  • Appraisal of compliance with the Control of Lead at Work Regulations
  • Specialist expertise in claims relating to:  
    • dermal exposures 
    • respiratory diseases, including those caused by occupational carcinogens, respiratory sensitisers and biological hazards (incl Legionella and Covid-19).
  • Heat and cold stress 
  • physical agents (Noise and hand-arm vibration)

Discuss a case with our experts

Contact our expert witness team to discuss the circumstances of your case and the specialist evidence you need.

What the service includes

Review the instructions, evidence and technical questions.
Assess exposure histories, workplace evidence and scientific literature.
Prepare clear, balanced and well-supported expert opinions.
Site inspections, attendance at case conferences, joint statements and Court attendance where required.

What you receive

Clear evidence and usable next steps

  • Independent case assessment
  • Clear explanation of complex technical evidence
  • Expert report prepared to the relevant instructions
  • Support through the litigation process where required

Get practical advice for your organisation.

Discuss a case

Tell us what you need to achieve and your enquiry will be directed to the most appropriate team.

Speak to an expert