The Professional Incident Investigation
& Problem-Solving Method

Learn to conduct effective incident investigations

On-demand professional investigation services

Explore our breakthrough investigation software
Kelvin TOP-SET teaches incident investigation, root cause analysis and problem solving to make effective recommendations, prevent recurrence and improve performance.
Kelvin TOP-SET is a comprehensive and effective incident investigation method that is straightforward to use. Since 1986, it has been helping companies in most industrial and business sectors achieve consistent results in over 50 countries.
Clients increasingly use TOP-SET as a problem-solving tool to improve safety, quality, business and environmental performance.
Some TOP-SET Clients:



















Investigator Bias: How Diversity Improves Incident Investigation
The difference between an effective incident investigation and a flawed one can have serious consequences for an organisation, especially for those working in high-risk industries such as Rail, Construction or Oil and Gas. One of the most persistent challenges that...
Joining the North Ayrshire Net Zero Accelerator Programme
We are proud to announce that Kelvin TOP-SET has joined the North Ayrshire Net Zero Accelerator Programme - a bold initiative designed to support businesses in transitioning to a low-carbon future. The programme offers a practical, cost-effective, and collaborative...
Congratulations Kate!
Massive congratulations to Kate Mullan who just smashed it with a First Class Honours in Risk Management from Glasgow Caledonian University and landed herself a role at Lloyds Banking Group! Kate was with us as an intern and it's been brilliant watching her journey....
Supporting Railway Transformation at IOSH Railway Conference
This year's IOSH Railway Group Conference focuses on the challenges of implementing major changes while maximising opportunities to improve how things are done. As gold sponsors of the event, we're proud to support and be part of this vital conversation. Change sits...
Lessons from Incidents in the Rail Industry
Rail was the first land-based mass transit system and, over the last 200 or so years, has transported countless millions of people in many countries around the world. Today this continues daily, ensuring the safe movement of both passengers and goods. However, in that...
Hydrogen’s Big Moment: Why Safety and Collaboration Matter More Than Ever
Last week we had the pleasure of attending the World Hydrogen Summit & Exhibition 2025, hosted in Rotterdam, as part of the Inverness Chamber of Commerce trade mission to the Netherlands. There was much to explore, including groundbreaking innovations and latest...
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