IAS specialises in the provision of air travel for the shipping, oil & gas and alternative energy industries. The shipping, o ... il & gas, and alternative energy industries account for more than 3 million people who spend their lives flying between assignments. It's a niche, complex market for the airlines. For over 25 years IAS has been the expert partner for both airlines and travel management companies who want to support and maximise the potential of this market. read more