Where rigorous data meets real results.
Harper Polling’s research has helped elect Members of Congress, grow company sales, and guide successful advocacy and marketing campaigns across the country.
Trusted across the country.


















What partners say.
Whether in polling or focus groups, Brock McCleary’s ability to elicit true and accurate public opinion about highly complex policy issues gave us great clarity and confidence about our messaging and strategy. Brock and Mike’s expertise, responsiveness, and passion makes them feel like an extension of our team.
I have known Brock for nearly 30 years as a friend and a decade as my pollster. Brock offers clarity and calm in uncertain moments and a perspective that cuts through the noise of conventional wisdom.
Brock has been a trusted partner since the beginning. His insights on how to convert polling data into action gives our campaigns a strategic advantage.