Try this as it is his profile on silat.tv and is a member.. It is his profile page.. you will have to join the site to make contact, if you want me to get him a msg, let me know..
He is also on Facebook as "GM Darrell Sarjeant Seminar Offerings"
He posted this publicly there so I guess he won't mind having it posted here:
You can contact me at: 405-367-9320