Tim Marklein is an award-winning Silicon Valley marketer and communicator with 25+ years of experience helping clients launch businesses, create categories, build reputations, and grow revenues. His firm, Big Valley Marketing, was named in 2023 as one of the fastest-growing private companies in America (Inc. 5000). As founder and CEO, Tim leads a team of experts that work with startups, unicorns, and Fortune 500 technology companies to help them grow, win, and lead in their markets.

As a consultant and in-house executive, Tim has worked closely with pioneers and leaders across technology, healthcare, consumer and B2B industries. Before founding Big Valley, Tim led two fast-growing and innovative practices (Technology and Analytics) for W2O Group. He previously led Weber Shandwick’s Northern California business and founded the agency’s Measurement & Strategy practice, where he served as an architect behind the industry’s first global PR measurement standards. Tim previously led global public relations for HP’s $30 billion enterprise business and served as director of corporate PR following the HP-Compaq merger. He earlier spent 10 years at two pioneering Silicon Valley agencies – Applied Communications and Jennings & Company – that broke new ground in the application of research, competitive dynamics and strategy to communications challenges.

Tim is an active contributor to industry standards and next practices. He has served in various industry leadership roles via the Institute for PR’s Measurement Commission, PR Council and AMEC, among others. He was recently recognized as one of the industry’s leading innovators (PRovoke Media’s Innovator 25) and was previously named to the PR Measurement Hall of Fame. Tim is a frequent speaker and writer on marketing strategy, competitive positioning, communications practices, and translating insights into action.