Are you a Current or Former Employee? Former job since 2008
3M can be a cutthroat environment. It's all about getting into the right cliques or being related to someone higher up the ladder.
Support from Management
Too many in middle management with little control to actually affect change. HR is overbearing. Often it's friends and family that advance/get promoted above others.
With poor management employees are forced to band together. Often this results in cliques who work well together and not so much with others.