The top firms supporting the energy and utilities industries include consulting giants McKinsey, BCG, Bain & Co and Arthur D.

Agencies, for their part, spend thousands to win advertisers' business every year and need to be up on the consulting firms and know which ... He said another 10% comes from events, 10% from ...

Black Book Research has released its latest industry analysis, identifying top-performing healthcare IT advisory firms that are driving digital transformation and operational excellence.