Gerry Brannigan

Partner, Forensic Technical Services
Growth Development Lead, EMEA

Construction 2023
Consulting Experts 2022
Arbitration 2019
Expert Information
Qualifications BEng (Hons) Environmental Engineering
Professional Memberships CEng, FCIBSE, MASHRAE, MSoPHE, MAE, ACIArb, SCL
Services Forensic Technical
Sectors Buildings
Expert Highlights
  • 50 international expert witness appointments.
  • Proven as a credible expert witness under cross-examination.
  • Successfully advises clients regarding feasibility and project scoping.
  • Delivers decisive and clear explanations of key facts and accountability.
  • Significant building services design experience.
  • Multi-disciplinary engineering project management and design management background.

Gerry Brannigan is a Chartered Engineer with over 20 years of experience.  Since 2012, he has been appointed as a technical expert witness or expert advisor on more than 50 occasions.

Gerry Brannigan is a favourite amongst clients, winning praise for his “availability, attention to detail and concise communitive skills”.

WWL Experts – Construction – Quantum & Delay 2022

Gerry is an expert witness in building services engineering (MEP), multi-disciplinary design management and has acted as the lead expert in multi-disciplinary complex construction disputes. He has given oral evidence at arbitrations, adjudications, and dispute adjudication boards. In addition, he has assisted at mediations and provided a deposition in the USA. Gerry is part of the leadership of HKA’s group of engineering, architecture, scientific, and technical specialists providing expert witness and expert advisory services. He is responsible for the development of new areas of expertise for HKA, and currently oversees the new Aviation & Space team, and the Environmental and Climate Change team.

With a background in design engineering and design management, Gerry has experience in almost all types of buildings including residential, universities, healthcare, high-rise, multi-use developments, data centres, industrial facilities, commercial office developments, museums, galleries and airports. He has extensive skills, knowledge and expertise in building services engineering with a focus on heating, cooling, ventilation, air conditioning, controls, public health engineering, sustainability and project planning. Gerry has detailed knowledge of building physics, energy efficiency and sustainability, building regulations and the interaction of users on the performance of buildings. He also has significant experience in project and design management, problem solving, design quality, client briefing and scope development, site inspection, project financial management, project programming and the coordination between disciplines on complex construction projects.

Gerry’s appointments have concerned disputes in different jurisdictions including Scotland, England, Ireland, Norway, UAE, Qatar, Australia and USA Federal Court. As well as undertaking individual building services and MEP expert witness appointments, Gerry has experience of managing and coordinating multi-disciplinary expert teams on complex construction disputes. He has opined on liability, design responsibility, client scope, performance issues, risk, professional responsibility, design duties, contractor duties, systems failures and contributed to the assessment of delay factors.

Gerry is a fellow of the Chartered Institution of Building Services Engineers and a member of the American Society of Heating, Refrigerating & Air Conditioning Engineers, the Society of Public Health Engineers, the Society of Construction Law and the International Bar Association. He is a practising member of the Academy of Experts and an associate member of the Chartered Institute of Arbitrators.

Gerry is great at getting complex information in an accessible way. He has a structured approach to written expert evidence.

Contact Gerry
Location Glasgow, UK, London, UK

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