About HYAS
Protecting businesses and solving intelligence problems through detection of adversary infrastructure and anomalous communication patterns.
HYAS is a world-leading authority on cyber adversary infrastructure and communication to that infrastructure. HYAS is dedicated to protecting organizations and solving intelligence problems through detection of adversary infrastructure and anomalous communication patterns.
We help businesses see more, do more, and understand more in real time about the nature of the threats they face. HYAS turns meta-data into actionable threat intelligence, actual adversary visibility, and protective DNS that renders malware inoperable.
Three of the Fortune Five Trust HYAS
Doubling in size year over year

Trusted by International Law Enforcement and the US Department of Homeland Security
OUR VISION AND MISSION
- Our vision is to be the leading provider of confidence and cyber security that today’s businesses need to move forward in an ever-changing data environment.
- Our mission is to thwart cyber attacks before they happen. Let’s move over, under, around, and, if necessary, straight through any bad actors who choose to stand in the way of progress.
Management Team

David Ratner Ph.D.
CEO
David leads the long-term vision for HYAS and the day to-day mission to bring confidence to HYAS clients. His career spans various areas of software and technology, from writing code for some of the first and largest mobile and messaging systems to scaling, growing, and exiting multiple venture-backed, private-equity-owned, and public software companies.

Paul van Gool Ph.D.
SVP of Engineering
As head of the engineering team at HYAS, Paul leads the development, release, and support for all HYAS products. He holds a Ph.D. in Aerospace Engineering and spent several years in the defense industry working on large-scale distributed simulation systems.
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Michael Barker
Chief Commercial Officer
Mike drives sales and marketing at HYAS. His career started with the U.S. Air Force and has advanced into senior leadership positions across sales, marketing, and operations. He has helped scale several leading tech organizations including Juniper Networks, Extreme Networks, and cybersecurity firm OPSWAT.

Melissa Blanchard
Chief Operations Officer
Melissa runs the core business needs across Finance, HR, Legal, and Operations. Her expertise is leading high-performance teams in multiple countries, with an emphasis on new program development and corporate culture high-growth environments.

Dave Mitchell
Chief Technology Officer
Dave is responsible for the technical vision at HYAS. His experience as both a team player and entrepreneur is first class. He helped build and secure web-scale networks, including TWTelecom, Yahoo!, and Twitter. He also founded Singularity Networks, which was acquired by Cisco in 2019.
Our Board

David Ratner Ph.D.
CEO
David’s career spans various areas of software and technology, from writing code for some of the first and largest mobile and messaging systems to scaling, growing, and exiting multiple venture-backed, private-equity-owned, and public software companies.

Todd Graham
Partner at M12
Todd is a managing partner at M12, where he leads investments in cybersecurity, developer tools, and cloud infrastructure. Prior to joining M12, Todd was Vice President at Venrock, where he focused on early-stage enterprise infrastructure and cybersecurity investments.

Charlie Plauche
Partner at S3 Ventures
Charlie has been with S3 since 2010. He focuses on early stage enterprise software that solves large industry issues.

Owen Matthews
General Partner at Wesley Clover
Owen is a successful technology entrepreneur and investor. He is a general partner at Wesley Clover and chairman of the Alacrity Foundation.