Assuring the Integrity, Confidentiality,
and Availability of your trusted
systems and data


Owl Cyber Defense cross domain, data diode, and portable media solutions provide hardened network security checkpoints for absolute threat prevention and secure data availability. Certified by the U.S. government, independent testing authorities, and international standards bodies, Owl technologies and services help to secure the network edge and enable controlled unidirectional and bidirectional data transfers. For over 20 years, clients worldwide in defense, intelligence, and infrastructure have trusted Owl’s unmatched expertise to protect networks, systems, and devices.


Meet our Leadership Team

Robert Stalick

President, Chief Executive Officer

Frank Pandolfe

President, International Operations

Robert Stalick

President, Chief Executive Officer

Frank Pandolfe

President, International Operations

John Daut

Chief Revenue Officer

Anthony Corbi

Anthony Corbi

Chief Financial Officer

Ken Walker

Ken Walker

Chief Technology Officer

Brian Romansky

Chief Innovation Officer

Daniel O'Donohue

SVP, Defense Programs

Sudhir Nelvagal

VP, Engineering

Deidre Jackson

Vice President - Services

Scott Coleman

VP, Marketing

Glenn Braverman

VP, International & Foreign Military Sales

Dennis Lanahan

VP, Critical Infrastructure & Commercial Sales

Tom Goodman

VP, Global Business Development and Strategy

John Fleming

VP, Intelligence Community Programs

Kathleen Gallagher

Director, Human Resources

Unmatched Expertise, Technology, and Services

No other vendor matches Owl's cross domain and edge protection capabilities. Trusted by standards bodies and authorities, Owl advises and assists organizations around the world in government, critical infrastructure, and commercial markets, with a focus on solving today’s most challenging network security problems.

Owl leads the world in SELinux policy and DFDL data formatting development and offers unmatched expertise in data filtering, protocols, and transformation, proven across a variety of environments.



The first to commercialize data diode technology, Owl has consistently been at the forefront of secure data transfer hardware innovation, from industrial and tactical tailored appliances to miniaturized and embedded solutions.



As trusted advisors to the U.S. government and standards bodies, Owl offers unbiased assistance for systems hardening, assessments, and policy training for all industries and use cases from classified systems to medical devices.


Established in 1999, Owl is still the only edge security and CDS solution provider to serve all three major industry bases:
Intelligence & Defense
  • Deployed in all major branches of U.S. DOD
  • Current products on NCDSMO baseline
  • Helped develop DFDL data transformation technology
  • Advise the NSA on CDS standards and development
  • Data Center, Tactical, and Removable Media Solutions
Critical Infrastructure
  • Deployed in over 90% of nuclear power plants in the U.S.
  • Over 30 major power and water utilities and providers
  • Hundreds of oil & gas deployments around the world
  • Major transportation companies in rail and air transit
  • DHS recommended technology for ICS security
  • Deployed in financial services, manufacturing, cloud services
  • Securing data vaults, SIEM and IDS logs, cloud environments
  • High-speed enterprise solutions for uni- or bi-directional, filtered or unfiltered data transfer
  • Only commercially available government-certified CDS


As a provider of cybersecurity products for highly critical environments, Owl understands and implements stringent processes for developing, delivering, and supporting products. Owl products meet a number of standards for quality, performance, interoperability, and security including:
  • NIST SP800-82
  • API Standard 1164
  • ChemITC
  • AWWA G440-09
  • ISA/IEC 62443
  • NRC 5.71
  • NERC CIP 002-009
  • TUV Safety Testing
  • GIDEP Member
  • NATO Approved Products


Over twenty years of continued commitment to the world-class customer success and service excellence that have defined the Owl and Tresys brands – now under the same banner of Owl Cyber Defense.

Owl has an established history developing, building, and supporting the hardware and software cybersecurity systems that governments and industry leaders count on to protect their networks and data. As we further extend our market-leading innovation through our combined base of extensive product development expertise, our goal is nothing less than defining the future of network boundary security technology for the coming decades.

Columbia, MD

8840 Stanford Blvd., Suite 2100
Columbia, MD 21045

Main: (410) 290-1411
Fax: (410) 953-0494

Danbury, CT

42 Old Ridgebury Road
Danbury, CT 06810

Main: (203) 894-9342
Fax: (203) 894-1297

Abu Dhabi, UAE

SIH Tower, 19th Floor
Marakin St., Corniche Area
P.O. Box 41233
Abu Dhabi, UAE

Let’s connect!

Owl serves a diverse set of markets – so let us know your business needs and one of our cybersecurity experts will be in touch with you shortly. In order to put you in touch with the right specialist on our team, please provide us with as much information as possible. Talk soon!