H Haygui LLC
Counter-UAS Engineering Firm

Defeating Unmanned
Aerial Threats

Haygui LLC develops detection, tracking, and defeat technologies for the U.S. defense and national security community.

  • SAM.gov Registered
  • U.S. Small Business
  • Counter-UAS Focused
  • U.S.-Based Engineering

Core Capabilities

End-to-end engineering across the full counter-UAS mission spectrum.

Threat Detection & Classification

  • RF direction-finding and frequency analysis
  • Electro-optical and infrared target tracking
  • Multi-sensor fusion and track correlation
  • Probability-of-detection optimization

Electronic Defeat & Countermeasures

  • Narrowband and wideband RF jamming
  • GPS denial and navigation disruption
  • Command-link defeat techniques
  • Integration with existing infrastructure

Systems Integration & C2

  • Sensor-to-shooter architecture design
  • Operator display and track management software
  • Integration with existing force protection systems
  • Test, evaluation, and operational assessment

Why Haygui LLC

Small team. Senior engineers. Government-focused.

01

Agile Engineering

Small team structure means direct access to senior technical staff, faster decisions, and rapid iteration from concept to prototype without layers of program management overhead.

02

Government-Focused

We operate within the defense acquisition framework — requirements development, CDRLs, program reviews, and delivery milestones — and understand what government customers actually need.

03

Fielding-Oriented

Every system we build is designed with the operator in mind. We engineer for deployment, not the laboratory — with sustainment, training, and operational handoff built into the program from day one.

Working With Us

Multiple acquisition pathways to engage Haygui LLC.

Direct Contract

Government Awards

Haygui LLC is registered in SAM.gov with an active CAGE code, available for direct contract actions via FAR-based awards, OTA mechanisms, and interagency purchasing vehicles.

Subcontracting

Prime & Sub Teaming

We serve as a technical subcontractor on large-scale programs, bringing specialized C-UAS engineering expertise to complex multi-vendor efforts where depth of capability matters.

R&D Partnerships

Research & Development

Open to collaborative work with government laboratories, FFRDCs, and university partners on foundational counter-UAS technology development and operational demonstrations.

Ready to Discuss Your Requirements?

Contact our team to explore how Haygui LLC can support your program.

Contact Us →

Defense Engineering for Emerging Threats

Haygui LLC is an engineering firm delivering counter-unmanned aerial systems technology to the U.S. defense and national security community.

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Core Capabilities

Threat Detection

Multi-sensor detection and classification of small UAS using RF, electro-optical, and acoustic phenomenology in operationally relevant environments.

Defeat & Mitigation

Engineering of non-kinetic and kinetic countermeasure systems designed around mission constraints, rules of engagement, and operator workflow.

Systems Integration

End-to-end system architecture, software development, and field integration — from prototype to transition-ready capability.

Work With Us

We work directly with government program offices, system integrators, and prime contractors. Contact us to discuss your requirements.

Contact Us