We get real estate, we get mortgage, we get technology, and we get you.


Percy (formerly Buyside) is a data analytics and marketing company on a mission to help real estate brokers profit from their largest untapped asset: data. Percy aggregates the activity your buyers generate online, using it to power actionable insights and intelligent marketing tools that help brokers: capture seller leads, win more listings and close more transaction sides in house!

Our team brings decades of real estate and technology industry expertise. We understand the unique challenges real estate brokers face and we wake up each day excited to help you conquer them.

We get real estate, we get mortgage, we get technology, and we get you!


Charles Williams

Chief Executive Officer, Founder

Michael Graham


Jeremy Elser, PhD

Chief Data Advisor

Jon Druse


Matt Woolley

SVP, Mortgage

Preeti Kalawadia

VP, Solutions

Sarah Crossley

VP, Brand Strategy

Dan Kim

Dir. Partnerships

Patrick Calahan

Account Manager

Ancio Robinson

Regional Sales Manager

Sarah Glueck

Application Implementation Executive

Anthony Rossi

Business Analyst

Robbie Sapunarich

Lead Developer

Eric Hyde

Software Developer

Tess Land

UX Designer

Neville Lee

Software Developer

Rianna Castro

Jr. Software Developer

Kyson Gardner

Jr. Software Developer

Janet Knilans

Operations Manager

Dustin Knowles

Customer Support Specialist

Shiloh Matcke

Customer Support Specialist

Ben Graboske

President, Black Knight Data & Analytics

Percy Advisor

Howard W. "Hoby" Hanna IV

President, Howard Hanna Real Estate & Mortgage

Percy Advisor

Paul Boomsma

CEO, Leading Real Estate Companies Of The World

Percy Advisor

Peter Hunt

CEO, Hunt Real Estate & Mortgage

Percy Advisor .

Jonathan Miller

CEO, Miller Samuel Real Estate Appraisers & Consultants

Percy Advisor