RELIABILITY THROUGH EXPERTISE

Industrial Services

Industrial facilities rely on GTH for industrial automation services that help facilities improve reliability, reduce downtime, and support safer, more efficient operations.

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Industries We Serve

Industrial Services for Long-Term System Reliability

GTH supports industrial control systems with field and remote services spanning preventive maintenance, troubleshooting, programming, calibration, and repair—backed by decades of experience supporting both legacy and modern technologies.

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Field & On-Site Services

 

GTH delivers field and on-site services including emergency troubleshooting, planned maintenance, installations and retrofits, and burner tuning with combustion safety checks to support safe, reliable operations.

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Calibration & Instrumentation

 

GTH provides in-house and on-site calibration services for temperature, pressure, and flow, with recorder and controller validation supported by AMS and compliance-ready documentation.

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Controls, PLC & SCADA Support

 

GTH provides PLC, HMI, and SCADA support including troubleshooting, program recovery and migrations, remote diagnostics, and alarm and communications support.

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Service Contracts & Preventative Maintenance

 

GTH offers service contracts and preventive maintenance programs with annual or semi-annual agreements, blanket POs, NTE support, and compliance-driven maintenance to support consistent system performance.

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Optimization & Modernization

 

GTH supports system optimization and modernization through legacy controller replacements, paperless recording upgrades, energy efficiency and OEE improvements, and system audits with clear improvement roadmaps.

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Why GTH

GTH delivers responsive industrial services backed by deep system knowledge, supporting commissioning, maintenance, and modernization to reduce downtime, extend equipment life, and keep operations running at peak performance. 
Legacy System Expertise

With nearly a century of experience supporting legacy and modern systems, GTH helps extend equipment life and plan practical modernization paths.

Responsive Field Support

GTH provides responsive field and remote services to support commissioning, troubleshooting, and preventative maintenance while minimizing operational disruption.

Ongoing System Care

Our industrial services support long-term system performance through maintenance, upgrades, and technical assistance aligned with operational goals.

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Where Expertise Meets Execution

With deep roots in the Western United States, we understand regional operating conditions and compliance demands, delivering responsive industrial services tailored to the unique needs of each operation.

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Industries Served
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Our Process

Future success starts with today’s specifications

Whether addressing immediate system issues or planning long-term improvements, we begin by understanding your operation, equipment, and support needs. Through responsive service and clear communication, we help maintain reliability, minimize downtime, and support lasting operational partnerships.

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Regional Knowledge, Real Support

System design and support shaped by regional operating and regulatory realities.

Western U.S. industrial facilities operate under some of the nation’s most stringent environmental and air-quality regulations, requiring careful attention to monitoring, reporting, and emissions control. Industries like mining, energy, and manufacturing must navigate complex permitting, dust management, and state oversight that directly impact system design and operation. With deep regional experience, GTH designs and supports automation systems that align with these regulatory realities while delivering reliable, safe, and long-term performance.

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A Legacy Built on Service

For nearly a century, GTH has lived the legacy of "The House that Service Built"

We foster a culture of continuous improvement, technical excellence, and customer-focused support that earns trust long after a project is complete. That commitment to service continues to guide how we approach every project—combining deep technical expertise with a focus on long-term customer success. From initial design through ongoing support, we build solutions that perform reliably and evolve with our customers’ needs.

GTH Legacy

EXPLORE OUR EXPERTISE

GTH Resources

GTH provides industrial services that improve uptime, safety, and reliability. Our resources share proven approaches drawn from decades of field and service experience.
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Smarter Control Starts with GTH

GTH helps optimize thermal control systems through controller upgrades, configuration, and integration, supported by field and remote services for installation, commissioning, and ongoing system performance.

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The Role of Calibration in Precision and Efficiency

GTH supports calibration, validation, and lifecycle planning for recorders and instrumentation, helping operators maintain accuracy while identifying when upgrades or replacements are needed to meet evolving requirements.

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Evolving Regulatory Standards in Data Collection

GTH provides configuration, validation, and calibration support for paperless recorders, delivering compliance-ready documentation aligned with AMS2750G, CQI-9, and FDA 21 CFR Part 11.

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Industrial Services FAQs

Find answers to common questions about our services, processes, and expertise to help you better understand how GTH supports your operation.

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INDUSTRIAL EXPERTISE, DIVERSIFIED

Industries We Serve

Automating across diverse industries, we deliver seamless control and automation solutions that modernize operations for public and private industrial organizations throughout the western region. 
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Water & Wastewater

Measure, monitor, and collect data from water and wastewater systems.

Water and wastewater systems require reliable operation, data visibility, remote monitoring, and redundancy. For decades, GTH has modernized these systems with expert integration, product selection, UL508A/UL698A panels, programming, startup, and cybersecurity-focused upgrades.

 

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Mining, Minerals, & Metals

Engineering and field expertise for robust control systems.

Mining, minerals, and metals applications demand rugged controls and experienced support. GTH’s MSHA- and BROWZ-certified engineers deliver safe, reliable system design, integration, field support, and UL508A/UL698A control panels for complex modernization projects.

 

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Food & Beverage

Ensure quality, consistency, productivity, and compliance

Food and beverage operations rely on automation for process control, data visibility, and regulatory compliance. With decades of experience, GTH delivers automation, on-site programming, instrument calibration, UL panel modernization, and ISA- and FDA-aligned expertise to improve quality and efficiency.

 

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Pharmaceutical & Life Sciences

Integrate instrumentation and software for compliance

Pharmaceutical and medical device manufacturers face strict quality and safety regulations while maintaining efficient operations. GTH delivers control and automation solutions, including PLC and SCADA systems, to support reliable, repeatable, and traceable production without sacrificing speed or compliance.

 

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Manufacturing

Modernize or build scalable, controllable automation systems

 

Industrial manufacturers require control systems tailored to their unique processes. GTH delivers design/build automation and control panels, field start-up services, and modern instrumentation and software—providing the data visibility needed to meet compliance requirements and improve manufacturing efficiency.

 

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Aerospace

Deliver compliant, high performance control systems

 

Aerospace manufacturers require modern, reliable control systems while meeting strict regulatory and compliance standards. For decades, GTH has supported aerospace operations with advanced automation, process and thermal solutions that improve safety, performance, and efficiency.

 

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DESIGN-MINDED, SOLUTIONS-ORIENTED

Our Expertise

With GTH, you get a partner to solve your critical automation challenges, every time. Let us put our experience to work for you.
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System Integration

We modernize control systems so our clients can reap the benefits of smart manufacturing

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Thermal & Process

Seamlessly upgrade combustion & process systems with automation for better control and environmental efficiency

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Control Panel Manufacturing

Custom control panels are manufactured in our two UL panel shops in California and Nevada.

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Industrial Services

Our Field Technicians and Engineers provide programming, calibration, repair, and preventative maintenance services.

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INDUSTRY INSIGHTS DELIVERED

Keep up to date with us

Stay connected with updates on new blogs & case studies published, along with occasional emails sharing training opportunities and customer-focused company news.

3 min read
Fireye's Strategic Evolution and GTH's Continued Alignment

In October 2025, GTH’s Senior Project Engineer, Ron Heintskill, represented GTH at the 2025 Distributor Meeting hosted...
4 min read
Upgrading Legacy Controllers to Modern Solutions

Industrial controllers are built to last, but no equipment is truly permanent. Over time, even reliable legacy units...
4 min read
Smarter Control Starts Here

Selecting a Smart Controller with GTH ensures the highest levels of accuracy, flexibility, and reliability. Choosing...

DESIGN-MINDED, SOLUTIONS-ORIENTED

Put Our Experience To Work For You

George T. Hall (GTH) is a full-service control solutions provider. With design capabilities, programming expertise, instrumentation services, and control panel manufacturing, we create the control solutions at the core of critical industrial applications. 

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