Trevor has been on the GSI UK Committee since it's inception in 2004 and has been part of the organising and support calling staff for both the 2007 and 2009 GSI UK Festival events. He and his wife Chris travel the country attending nearly every Regional Caller Assembly meeting, keeping everyone informed of developments at CALLERLAB. He regularly runs Caller Improver sessions at the RCA meetings that he attends. Trevor is Chairman of the Northern Area Regional Callers Assembly.
Trevor is an active member of CALLERLAB and currently on the Mainstream Committee and the Plus Committee.
Trevor calls at the CALLERLAB Mainstream and Plus Programs, teaches Basic, Mainstream and Plus classes as well as calling regular Hoedowns. He and Chris can often be found at European Conventions.
As well as being the Membership Officer, Trevor organises the PPL licenses for S.D.C.C.G.B. members. He is probably the busiest man in the organization.