Cunningham Communication, Inc. was a prominent public relation firm in Silicon Valley in the 1980s and 1990s that had many well-known clients in high-tech, including Adobe, Cisco, Motorola, PeopleSoft, Hewlett-Packard, and the IBM Consumer Division. It was founded by Andy Cunningham in 1985 after she left Regis McKenna. Cunningham Communication developed the Momentum Management methodology that was documented in the book Momentum: How Companies Become Unstoppable Market Forces by John Volkmann and Ron Ricci.