> Also, to confirm a C-execs "vision". He can always say "<big firm> agrees with this too".
This is the crux of it. GP described the process but not the reasoning. Consultancy come in to help management push a vision. One or two VPs may not be able to get their vision but if one of the big 4 supports them it will likely be easier to get buy in.
This is the crux of it. GP described the process but not the reasoning. Consultancy come in to help management push a vision. One or two VPs may not be able to get their vision but if one of the big 4 supports them it will likely be easier to get buy in.