Since founding Actuate in 2024, our remote-first team of builders has combined their distinctive backgrounds to forge the company's innovative, data-driven approach to solving cultivation challenges with technology.

Bruce Robinson
Bruce is a biochemist based in Chattanooga, Tennessee. His focus is on plant biochemistry and molecular genetics. He has several years experience working as an analytical chemist in a FDA regulated industry and a lifetime of experience working with all varieties of plants.
Through the USDA, he was awarded a graduate fellowship at Oregon State University where his research focused on breeding potatoes for increased nutritional content. He has several publications in the fields of plant biochemistry, plant breeding, and molecular genetics.

Jeff Callahan
Jeff is a Seattle-based software engineer focused on machine learning infrastructure, big data and distributed systems. During his more than 15 year career in software, he's worked for several of the world's largest companies.
Prior to Actuate, Jeff worked at Meta leading efforts to scale out privacy-preserving machine learning models in partnership with the Facebook AI Research group. Before Meta, he previously held software engineering roles at Amazon and Microsoft.

Sam Gesten
Sam is a cultivation expert based in Boulder, Colorado. He is an analytical practitioner with a history of optimizing cultivation processes from breeding through operations and everything in between.
As a co-founder of his previous company, Sam owned all cultivation efforts from initial facility design to leading a cultivation team growing award winning products. He oversaw revenue growth to $7+ million annually before turning his attention to helping other growers with consulting and software.