Mike Greenfield

Mike Greenfield is the Co-Founder and Chair of the Board at Change Research, a specialized political data analytics and public opinion polling firm. He holds a Bachelor of Science in Mathematical and Computational Science from Stanford University and began his professional career working as an early data scientist at both PayPal and LinkedIn. Following his tenure at these major technology companies, Greenfield transitioned into serial entrepreneurship by establishing multiple consumer and analytics platforms across diverse industry sectors. He previously founded and scaled several independent ventures, including the sports analytics platform Team Rankings, the social network Circle of Moms, and the fintech company Bonafide, ultimately achieving multiple successful founder exits in the technology sector. Greenfield currently focuses on leveraging his extensive background in quantitative analysis, consumer technology, and enterprise data science to advance data-driven political research and modern polling methodologies.