- 2011
- ISS GMT opens 4th country location in Singapore
- 2010
- Inchcape Shipping Services purchases majority interest in Global Marine Travel. New company is re-branded as ISS GMT – Global Marine Travel
- 2006
- GMT purchases Interargo Travel in Manila Philippines
- 2005
- Canada office opens on Hastings Street, downtown Vancouver
- 2003
- Moved to permanent HQ in the Fraser Yacht Building 1 block off 17th Street Causeway.
- 2001
- Global Marine Travel founded by Tim Davey in Fort Lauderdale. Original staff was 2 agents working onboard a houseboat alongside State Road 84.