New client work in corporate practices, which saw a growth year in 2005 with no signs of slowing, continues to be fueled by reputation management.

Clients are also spending more overall - perhaps not to the level of the heyday '90s, but with more confidence in the economy.

For global firms, more accounts are multinational. At Porter Novelli, for instance, there is ongoing training on how to navigate international business issues, notes Peter Hirsch, discipline leader of corporate affairs.

Corporate practices are focused ...