Our team

David Lehman

Executive Chairman

Three time startup founder — successfully sold two and merged a third for tenfold investor returns. Formerly an Executive of ExxonMobile, his career success has come from seeing unrecognized potential and development opportunities. Dave envisions Visitech providing data driven insights with speed and ease of access to individuals and businesses — creating the same opportunities to identify unrecognized potential in businesses or hidden insights in research

Outside of investment, Dave supports philanthropic endeavors for the U.S. Women’s Olympic teams, and youth programs in wrestling in his Pennsylvania hometown of Lancaster.

Tony Heller

Chief Technology Officer

Tony Heller has nearly fifty years of professional science and engineering experience working with large data sets.  He developed the core Visitech technology to address limitations with existing methodologies.

Tony's experience includes a wide range of science research and engineering development, including helping design the first two billion transistor microprocessor for Intel.

David Heller

VP Data Science

Data science and AI expert with 7 years of experience, including impactful roles at Microsoft and Ford.

Skilled in creating scalable, data-driven solutions and transforming complex datasets into actionable insights.

Known for blending analytical rigor with creative problem-solving to drive AI advancements.


Colin Annand

Research & Design

Hunter Gemmer

UI / UX Design

Samuel Freed

Integrations & Support

Donny DeBruno

Design & Marketing