David Mullen has over 15 years of experience working in security and event staff roles. He holds a BTEC Level 2 Door Supervisor certificate and SIA Door Supervisor license. His experience includes working major events like the G7 and G8 conferences, Wimbledon, and cricket matches. He also has administrative experience from working in the legal sector for over 10 years. Mullen is actively seeking new security or event staff positions where he can utilize his training and experience.