800-421-5000
HF Professional Services
Trusted, Tested, Mission-Ready.
Welcome to
HF Group
Trusted, Tested, Mission-Ready.
SErvices
A trusted DoD partner for over 50 years, HF delivers mission-critical defense systems—including ISR ground support, deployable shelters, advanced water purification, and power solutions—backed by a proven reputation for technical innovation and exceptional reliability in the most demanding environments.
Expert technical and post-sales support to keep your systems running at peak performance.
On-site field support to ensure your mission-critical systems reliably meet your needs.
Comprehensive environmental engineering services to optimize system performance .
Post Sales & Technical Support
Our Support, Your Way
Baseline Package Includes:
Auto-Support Monitoring:
Built-in event logging alerts for real-time diagnostics and issue detection
Next-Business-Day Hardware Delivery:
Advance exchange ensures minimal downtime
Non-Emergency Phone Support:
Direct access to engineers for troubleshooting and technical advice
Optional Proactive Services:
Global Support Plus:
Remote system monitoring for trends and issues
Direct access to HF engineers
System Availability Plus:
Regular site inspections and performance reviews
48-hour on-site emergency response
Enhanced support:
An enhancement closer level of engagement to ensure optimal system performance.
HF Pure Water Services
Customized Support Options:
Many advanced environmental systems are too complex for full in-house support, forcing companies to rely on limited external vendors. This increases costs and reduces control.
HF Pure Water solves this with a flexible, customer-driven support model that puts you in control.
Customer Service
Please feel free to call us for any help.
8:00 AM - 5:00 PM (PST), Monday - Friday
800-421-5000
Technical Support
We are always here for you.
Please have your equipment model and a detailed description prepared so we can help you best.
Your Mission is Our Priority. Let's Talk.
Whether you need tactical ISR solutions, security equipment, or mission-critical support, our team is ready to assist. Contact us today to discuss your specific requirements.
Your Mission is Our Priority. Let's Talk.
Whether you need tactical ISR solutions, security equipment, or mission-critical support, our team is ready to assist. Contact us today to discuss your specific requirements.
Field Services That Go Where You Operate
On-site and remote support to keep your systems mission-ready, wherever they’re deployed.
HF Pure Water offers a full suite of field services designed to ensure your systems are installed, maintained, and operating at peak performance. From remote diagnostics to boots-on-the-ground emergency support, our experienced technicians are committed to supporting your mission—on time and on site.
Remote & Phone Support
Telephone Support:
Live assistance for troubleshooting, part orders, and technical questions
Knowledgeable representatives familiar with HF and OEM systems
Remote Diagnostics:
Secure software connects HF technicians directly to your system
Real-time troubleshooting via computer and phone line
Optional Proactive Services:
Field Technician Support:
Emergency response with 24-hour average turnaround
New equipment installation and start-up
Operator and maintenance staff training
Expert Personnel:
Regular site inspections and performance reviews
48-hour on-site emergency response
Inventory & Systems
Customized Support Options:
Many advanced environmental systems are too complex for full in-house support, forcing companies to rely on limited external vendors. This increases costs and reduces control.
HF Pure Water solves this with a flexible, customer-driven support model that puts you in control.
Your Mission is Our Priority. Let's Talk.
Whether you need tactical ISR solutions, security equipment, or mission-critical support, our team is ready to assist. Contact us today to discuss your specific requirements.
Your Mission is Our Priority. Let's Talk.
Whether you need tactical ISR solutions, security equipment, or mission-critical support, our team is ready to assist. Contact us today to discuss your specific requirements.
Environmental Engineering for Sustainable Performance
Integrated design, testing, and project services that ensure clean water, regulatory compliance, and long-term operational success.
HF Pure Water delivers comprehensive environmental engineering services to enhance efficiency, protect health, and reduce costs. From lab-scale testing to full system implementation, our team supports both public and private sector clients with tailored solutions built for performance and compliance.
Laboratory Capabilities & Testing
Specialized Lab Equipment:
Vacuum Distiller
Advanced Oxidation Unit (0.1 kW)
2 GPM Reverse Osmosis System
Spectrophotometer, pH, EC, TDS & Turbidity Meters
Available Testing Services:
TOC, COD, TDS, and Electrical Conductivity
Total Hardness, Calcium, Total Minerals
Free & Total Chlorine
Most Ionic Metals
System Development & Implementation
Step-by-Step Process:
Needs evaluation and process assessment
Process design and lab testing (proof of concept)
Pilot testing and system validation
Final design, manufacturing, installation, and startup
Engineering & Project Services
Full-Scope Project Delivery:
Project & construction management
Conceptual, preliminary, and detailed engineering
Procurement, cost estimating, and scheduling
Startup support and operations assistance
Engineering Phases Simplified:
Conceptual Engineering: Defines project value and feasibility
Preliminary Engineering: Refines execution plans and budgets
Detail Engineering: Delivers complete build and installation documents
Your Mission is Our Priority. Let's Talk.
Whether you need tactical ISR solutions, security equipment, or mission-critical support, our team is ready to assist. Contact us today to discuss your specific requirements.
Your Mission is Our Priority. Let's Talk.
Whether you need tactical ISR solutions, security equipment, or mission-critical support, our team is ready to assist. Contact us today to discuss your specific requirements.
Our Trusted Partners
Our Trusted Partners
Certifications
HF76 is ISO 9001:2015 certified, ITAR compliant, and holds a DCSA DD-254 clearance for TS/SCI work—ensuring full compliance with U.S. Department of Defense standards. As a SAM-registered, minority-owned small business, we are trusted to deliver secure, high-quality solutions across classified and mission-critical environments.
ISO 9001:2015 Certified
ISO 9001:2015 is the internationally recognized standard for quality management systems (QMS), reinforcing HF76’s commitment to consistent quality and continual improvement.
DCSA DD-254 (TS/SCI)
This certification means HF76 is cleared to handle Top Secret / Sensitive Compartmented Information, critical for SCIF-level operations and DoD contracts involving classified systems.
ITAR Compliant
HF76 adheres to the International Traffic in Arms Regulations, ensuring all defense-related products and technical data are handled in accordance with U.S. export laws.
SAM-Registered
HF76 is a System for Award Management (SAM) registered contractor, allowing it to conduct business with the U.S. government.
Small/Minority-Owned Business Designation
As noted in multiple documents, HF76 is a certified minority-owned small business, which may qualify for certain federal procurement preferences.
Certifications
HF76 is ISO 9001:2015 certified, ITAR compliant, and holds a DCSA DD-254 clearance for TS/SCI work—ensuring full compliance with U.S. Department of Defense standards. As a SAM-registered, minority-owned small business, we are trusted to deliver secure, high-quality solutions across classified and mission-critical environments.
ISO 9001:2015 Certified
ISO 9001:2015 is the internationally recognized standard for quality management systems (QMS), reinforcing HF76’s commitment to consistent quality and continual improvement.
DCSA DD-254 (TS/SCI)
This certification means HF76 is cleared to handle Top Secret / Sensitive Compartmented Information, critical for SCIF-level operations and DoD contracts involving classified systems.
ITAR Compliant
HF76 adheres to the International Traffic in Arms Regulations, ensuring all defense-related products and technical data are handled in accordance with U.S. export laws.
SAM-Registered
HF76 is a System for Award Management (SAM) registered contractor, allowing it to conduct business with the U.S. government.
Small/Minority-Owned Business Designation
As noted in multiple documents, HF76 is a certified minority-owned small business, which may qualify for certain federal procurement preferences.
Get In Touch
HF Corporate
James H. Lee, President
203 W. Artesia Blvd., Compton, CA 90220 U.S.A.
800-421-5000
HF North / Government Products
Gary Colby, VP Government Systems
17797 B St., Beale AFB, CA 95903 U.S.A.
530-788-0288
Get In Touch
HF Corporate
James H. Lee, President
203 W. Artesia Blvd., Compton, CA 90220 U.S.A.
800-421-5000
HF North / Government Products
Gary Colby, VP Government Systems
17797 B St., Beale AFB, CA 95903 U.S.A.
530-788-0288
Innovation
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Integrity
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Excellence
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©2025 All Rights Reserved. Houston Fearless Group | Privacy Policy | Terms of Use