Mark Stewart is currently the training manager of Defensive Tactics and Unarmed Combat for X-Secure in Singapore and Impact Defence in Thailand with clients including Singapore Airlines, NUS (National University Singapore) and ICA (Immigration Checkpoints Authority).
Mark Stewart is currently the training manager of Defensive Tactics and Unarmed Combat for X-Secure in Singapore. His clients includes SATS (Singapore Airlines Training Services), NUS (National University Singapore) and ICA (Immigration Checkpoints Authority).