Mark Duffy


Mark has been part of the security industry for more than 30 years. In 1991 he was involved in the buyout of a small security business, and then in 2002 he led the merger of ISL and GSL, becoming the managing director of the newly formed company, now Dardan.

After appointing Philip Anthony as managing director, he took on the role of chairman, supporting the board with growth and development. He’s also a trustee of Cross-sector Safety and Security Communications (CSSC), the security industry non-profit partnership, and an ambassador for a small charity specialising in learning and leisure opportunities for adults with disabilities.

Find out more and connect with Mark