About Us
Our Story
We Provide Digital Integrity in the Contested National Defense Domain
Headquartered in Alexandria, Virginia, Guardtime Federal is a U.S. chartered business that delivers mathematically verifiable data integrity for defense and aerospace. Guardtime Federal integrates Guardtime KSI® industrial blockchain technology with U.S.-developed high-end tamper resistant hardware for data and process integrity with digital provenance for cross boundary, embedded, and private networked environments to protect the design, development, manufacture, integration and sustainment of advanced technology systems, products and services.
Guardtime Federal was established in 2014 to exclusively support the cyber security and related requirements of the Department of Defense, the U.S. Intelligence Community, other U.S. government departments and the industrial community that supports these U.S. government organizations. Guardtime Federal has an approved facility clearance granted by the Defense Counterintelligence Security Agency.
Who We Are
Meet The Team

David Hamilton
President

JW Maynard
CISO

Mike McChesney
Finance
Chris Tinsman
Contracts & Legal

Kevin Zawicki
Customer Solutions

Rob Willson
Customer Solutions

Greg Weber
Program Management

Joe Farrell
Program Management