When I went to work for Glaxo Wellcome in 1998 I thought I'd found my career job and the job of my dreams. Then SmithKlineBeechem took over, they called it a merger of equals but that was b---s---. Every year after that our annual Christmas present was a "reorganization". I made it through NINE of those cycles before my turn came.
As is true with all corporations, the most ruthless wins out over any other trait, including ethics, every time.