Working at the intersection of strategy & implementation.


Co-founder & President

Bill Hyjek

Bill has 30 years of experience working on national security issues in a wide variety of roles. Bill served in the United States Army for ten years. After his time in the service, Bill managed legislative initiatives both as staff in the United States Senate and in support of Department of Defense acquisition organizations. Bill also served as a leader with the Department of Homeland Security since its inception, specializing in critical infrastructure protection, incident management, stakeholder engagement, and technology programs. As President and CEO, his experience in national security and vision for a best-in-class organization brought OTHSolutions to life. Bill currently leads our business development activities and manages contract implementation.


Executive Vice President

Nabeela Barbari

Nabeela has over 16 years of experience working in national security, specifically in counterterrorism, infrastructure and cyber security, field operations, and budget and procurement management. Most recently, Nabeela served as a Director at the White House National Security Council focused on National Capital Region security and cyber critical infrastructure public policy. During her tenure at the DHS Cybersecurity and Infrastructure Security Agency (CISA), Nabeela notably served as Associate Chief of CISA Policy and as the Deputy Associate Director of Strategy and Resources for the Cybersecurity Division. As a Senior Advisor to the Secretary at the DHS Office for Civil Rights and Civil Liberties, she advanced national policy and operations with state/local governments and community-based organizations, and in partnership with law enforcement agencies. Nabeela leads strategic growth and delivery at OTHSolutions.


Vice President

Serena Reynolds

With nearly two decades of experience with the Department of Homeland Security (DHS), Serena brings extensive expertise in strategic policy and planning, emergency communications, and infrastructure risk management. At the DHS Cybersecurity and Infrastructure Security Agency (CISA), Serena and most recently served as a senior leader within the National Risk Management Center (NRMC), leading teams and overseeing programming around supply chain risk management, bio-economy, and connected communities. She also advanced state, local and tribal interoperability with the CISA Emergency Communications Division, and has led several teams through organizational change and growth on behalf of the Department. At OTHSolutions, Serena leads our Infrastructure Security portfolio.