Meet our team of proven technology entrepreneurs. 

John Eddins, Founder & CEO

John founded Theorem Geo in 2006 to bring innovative modeling solutions to utility processes. He is responsible for technology strategy and product management.

Before founding Theorem Geo, John served as a technical lead in several companies’ spatial programming and spatial data system roles. John developed core processes for government, infrastructure, and industrial clients through the use of automation, technology, and geospatial data systems.

Steve Yusko, CRO

Steve has over thirty years of executive-level sales and marketing experience with a proven track record of driving sustainable and profitable revenue growth. He leads sales, business development, and client support activities for Theorem Geo. Steve has built and led teams in both Fortune 500 organizations as well as multiple startups and VC-driven companies.

Steve holds a BSBA from East Carolina University and an MBA from Rutgers University.

Joanne DeLangie, Marketing

Joanne has over thirty years of success as a marketing and customer experience executive in the technology, financial, and wellness industries. She leverages experience developing innovative marketing and customer engagement strategies to create brand awareness, demand, and exceptional customer experiences in technology-driven organizations. Joanne has worked with startup organizations and established companies of all sizes to define their marketing strategies and implement innovative marketing technologies to drive long-term, sustainable growth.