CAS is a London-based company whose services help clients improve the quality and impact of safety and business critical training and licensing.

CAS was founded in 1998. Major businesses and government organisations it has worked with include Network Rail, Transport for London, Southern Water, NATS, RAC Foundation, New York Metropolitan Transport Authority, Water Corporation, Department for Transport, Highways Agency, Severn Trent, DVSA, Sydney Trains, Eurocontrol, Endeavour Energy, Transpower, Irish Rail, the Road Safety Authority, Euroports, SOLAS and Smart Freight Centre.

CAS Leadership

Chen Chen, Managing Director and Chris Lloyd, Chairman

Chen Chen, who was raised in Shanghai, gained a Master’s degree in human resource and knowledge management in the UK. She joined CAS in 2011, became its Commercial and Contracts Manager in 2014 and was appointed to the role of Managing Director in 2018. Chen is accountable to the CAS Board of Directors for its profitable growth and operations. She has worked internationally with government bodies and state-owned businesses and is a member of the Institute of Asset Management (IAM).

Chris Lloyd who founded the company and was previous Managing Director. Chris has three decades’ of experience and an extensive and international professional network in highly regulated asset intensive industries. He helps Chen ensure that CAS services are of the best quality and that the business is governed effectively.

Profiling our Team

Every month we share the story of one of our colleagues. This month it comes to Anna Naumenko.

Dr Anna Naumenko is a chartered occupational psychologist and statistician who has been a member of our core team for ten years. She has published numerous refereed papers and articles and previously lectured on psychometrics at Moscow State University. Working closely with our Technical Director, Dr Charles Johnson, Anna leads the production of statistical analyses and reports on the quality and performance of compulsory training and accreditation schemes for CAS clients, applying our risk based approach to identify where monitoring and inspection activities can be focused to best effect.


CAS works especially closely with and is an active supporter of a number of organisations including: