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Mance Harmon Profile

Mance Harmon is the co-CEO of Swirlds Labs which develops and supports the Hedera network, creating community and enterprise solutions. He is the Co-Founder and former CEO of Hedera Hashgraph, a platform that offers a distributed public ledger that enables anyone to easily develop secure, fair, lightning-fast decentralized applications.

Mance is an experienced technology executive and entrepreneur with over 20 years of strategic leadership experience in multi-national corporations, government agencies, and high-tech startups. His prior experience includes serving as the Head of Architecture and Labs at Ping Identity, Founder/ CEO of two tech startups, the senior executive for product security at a $1.7B revenue organization, Program Manager for a very-large scale software program for the Missile Defense Agency, the Course Director for Cybersecurity at US Air Force Academy, and research scientist in Machine Learning at Wright Laboratory.

Mance received an MS in Computer Science from the University of Massachusetts Amherst, and a BS in Computer Science from Mississippi State University.

Current Work

Co-Founder and Former CEOHedera
Co-CEOSwirlds Labs
CEO / Co-founderSwirlds Inc

Previous Work

CEO and Co-founderHedera Hashgraph
Aug 2017 – May 2022
Head of LabsPing Identity
May 2013 – Oct 2016
Head of ArchitecturePing Identity
Feb 2016 – Sep 2016
Chief Technology OfficerOrtsbo
Mar 2012 – May 2013
Founder and CEOBlueWave Security
Sep 2005 – Dec 2011
CEO and FounderTrio Security, Inc.
Sep 2002 – Jun 2004
Program Manager, Missile Defense WargameMissile Defense Agency
Jul 2000 – Sep 2002
Instructor, Dept. of Computer ScienceUnited State Air Force Academy
Dec 1998 – Jun 2000
Student, Graduate Program, Dept. of Computer ScienceUniversity of Massachuse
Aug 1997 – Dec 1998
Air Force Research Laboratory: Wright LaboratoryResearch Scientist for Machine Learning (Artificial Intelligence)
Jul 1993 – Aug 1997

Education

University of Massachusetts AmherstMS, Computer Science
1997 – 1998
Mississippi State UniversityBS, Computer Science
1989 – 1993
✎ Last updated Aug. 4, 2026