Calian US, Inc. Expands Leadership Team with Addition of Prominent Industry Veterans Calian US, Inc. (‘Calian US’) announced today the appointment of Tony Rayner as COO and Paul Attner as Senior Vice President of U.S. Government Services.

Calian Announces Independent U.S. Subsidiary and President to Focus on U.S. Government and Defense Calian Group announces the launch of an independent, U.S.-focused subsidiary, Calian U.S. Inc. The subsidiary will focus on U.S. government and defence.