ADD-Vencom can provide the benchmarking solution you seek. For the last few years the company has been providing precisely this information across more than 30 countries and is seen by many of the leading consulting firms as the definitive source of data on hard to get metrics about the consulting industry. We understand the industry well, most of the senior people here are ex strategy consulting, including BAH, BCG, Gemmini, Roland Berger
Please call me and either I or one of my senior colleagues would be pleased to explain more and show samples of our work.
Direct Line (44)(0) 1372 814701