Arrel Gray is the Head of Product at Primer, focusing on enhancing educational opportunities for children, a role started in September 2023. Prior to this, Arrel served as the CTO at Grapevine from July 2020 to September 2023, where the emphasis was on collaborative giving among donor groups. Arrel co-founded and held the CTO position at Wonderschool from October 2015 to March 2019, aiding teachers in establishing neighborhood preschools. Additionally, Arrel was a co-founder and CTO at Soldsie, a startup that facilitated product sales through social media, and at 17FEET, which was acquired by Google. Early career experience includes roles as an Interactive Developer at J. Walter Thompson and Bravo Marketing. Arrel earned a BA in Mathematics from Grinnell College, graduating in 2000.