OCCAR News 02. November 2017 OCCAR awards ESSOR Operational Capability 1 (OC1) contract The OCCAR Director, Arturo Alfonso Meiriño and the a4ESSOR SaS president, Lino Lagana signed today, 2 November, in Bonn the contract for ESSOR Operational Capability 1. 08. May 2012 TIGER Maintenance Trainer Declared “ready for training”! On the 08th of May 2012, the Tiger Maintenance Trainer (TMT) has reached “ready for training 1”.