Jeff Greenfield

Jeff Greenfield

Jeff Greenfield is a seasoned entrepreneur, with a career rooted in strategy, growth, and marketing. His expertise lies in leveraging innovative technologies to foster marketing breakthroughs.

Before co-founding Provalytics, a forward-thinking company reshaping attribution for a cookieless world, Jeff led strategy and sales at WideOrbit. He also co-founded C3 Metrics, a top MTA platform serving esteemed clients like JP Morgan and Nestle. His technical innovations resulted in remarkable year-on-year growth for the company.

Jeff’s industry contributions, including his work with the Media Ratings Council which led to the first accreditation for viewability and attribution, have earned him recognition as a ‘Star of Attribution’ by Sequent Partners.

Earlier in his career, he founded 1st Approach, a branded entertainment agency that combined technology and marketing. His ventures into healthcare as a chiropractor led to a successful clinic built on a treatment-first philosophy.

Jeff is also a featured thought leader, with appearances at numerous conferences and publications such as The NY Times and The Wall Street Journal. He studied Biochemistry at the University of Maryland and is a qualified chiropractor, an instrument-rated pilot, and a performing member of the Magic Castle in Hollywood.

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