Mixmode is Building the next generation of Cybersecurity

Meet the Mixmode Team

John (5)

John Keister


John Keister is a serial entrepreneur with more than 20 years of experience as a founder, executive, board director and investor in both public and private technology companies. He's co-founded two search and analytics companies that successfully went public and has made several other successful exits. John was also an early-stage investor in companies such as OfferUp, Limeade, Buuteeq (acq. by Priceline), and Sparq (acq. by Yahoo!).

Igor (5)

Dr. Igor Mezic

CTO and Chief Scientist

Dr. Igor Mezic has spent his career developing highly complex algorithms and artificial intelligence for data analytics . He graduated with a doctorate from CalTech, holds 5 patents, and is a professor of mechanical engineering at the University of California, Santa Barbara. The MixMode AI, which has been used in projects at DARPA and the DoD is the first commercial use of true third-wave AI.

Bryan (1)

Bryan Elliot

VP of Engineering

Business owner and technology architect with an emphasis on large-scale, distributed software systems. Specialties in security (both software/Internet security, as well as physical security), cloud computing in general, and IoT (Internet of Things) in particular. 40+ years experience in software development and entrepreneurship, 20+ years management of software teams, and teams of teams.

image (17)

Geoff Coulehan

Head of Sales and Alliances

As Head of Sales and Strategic Alliances for MixMode,  Geoff is responsible for driving global sales, with a focus on growing the company’s enterprise, channel, and federal client bases. Geoff brings to the position a successful track record of more than 25 years experience in high-profile leadership positions at Splunk, Palo Alto Networks, SAP and other large enterprises in the Information Technology and Security space.

Christian (3) (1) 2

Christian Wiens


Russell (3)

Russell Gray

Client Success

image (11)

Troy Molsberry

Principal Engineer

0 (5)

Mark Pfaff

Cloud and DevOps

Board Members and Advisors

Need to Get in Touch? Contact Us

Get in touch with the MixMode team

Interested in Joining the team?

Fill out the form below if you're interested in joining the team!

  • Upload your Resume / Cover Letter