Our members regularly raise issues which affect us all but with which no individual company can make progress because of lack of information or influence. We then arrange for international specialists amongst our members to form a Working Group to resolve these issues. They then produce a united CIMAC recommendation or a CIMAC position paper speaking for our industry as a whole. These recommendations often form the basis of subsequent standards or techniques which are used throughout the industry. While other people may bring outside information into our Working Groups by limited invitation it is only CIMAC members who are permitted to become full and long-term members of CIMAC Working Groups and thus influence the engine industry.

Besides Working Groups, CIMAC has formed Strategy Groups which deal with current "hot topics" of the large engine industry on a more strategical level, e.g. the Greenhouse Gas Strategy Group.

CIMAC Working Groups are presently active in the following areas: