• Risk comes from not knowing what you're doing.
    -Warren Buffet

  • Intelligence is the ability to adapt to change.
    -Stephen Hawking

  • The measure of intelligence is the ability to change.
    -Albert Einstein

About Us

phia LLC is a Northern Virginia based, 8a certified small business established in 2011 with over 45 years of combined cyber operations experience: Cyber Intelligence, Cyber Security/Defense, Intrusion Analysis & Incident Response, Cyber Architecture & Capability Analysis, Cyber Policy & Strategy, Information Assurance/Security, Compliance, Certification & Accreditation, Communications Security, Traditional Security, and Facilities Security. phia also provides cyber operations support functions such as: Program and Process Management, Engineering, Development, and Systems Administration that allows for Cyber Operations to efficiently integrate our customer's missions and objectives. We support various agencies and offices within the Department of Defense (DoD), Federal government, and private/commercial entities.

Truong Dang

Chief Executive Officer

John Heiselmoyer

Chief Technology Officer

Justin Hoeckle

Chief Operating Officer

Chad Hein

Chief Strategy Officer

What We Believe

  • Leadership
  • Integrity
  • Collaboration
  • Passion
  • Commitment

Leadership: The leadership & courage to shape change

Integrity: Unwavering integrity and accountability

Collaboration: The collaborative mindset to leverage the collective genius

Passion: The ambition, materialized into action, to put as much heart, mind, body, and soul into the work at hand, as possible

Commitment: The dedication and focus to accomplish the objective

Our Expertise

We're Hiring!

A rewarding environment with talented & passionate people


  • Critical Mission Support
  • Professional Growth
  • Family Oriented
  • Dynamic Environments
  • Rewarding Experiences


  • Medical, Dental, Vision Insurance
  • Life, Short Term & Long Term Disability
  • 401k matching
  • Paid Holidays
  • Tuition and Professional Development Assistance

Contact Us