CERTIFIED QUALITY

GTH is certified by DQS to ISO 9001:2015 standard

George T. Hall (GTH) is a full-service control solutions provider offering design, programming, instrumentation, and control panel manufacturing. We deliver reliable automation solutions for critical industrial applications, aligned with ISO 9001:2015 quality standards.

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OUR LEGACY

Since 1932, The House That Service Built

For nearly a century, GTH has lived the legacy of The House That Service Built, combining automation and control expertise with a culture of continuous improvement to enhance performance, reduce waste, deliver valuable data, and build lasting customer partnerships.

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CONTROLS. AUTOMATION. SOLUTIONS

GTH is a CSIA Certified System Integrator

As a proud CSIA-certified member since 2017, GTH has helped manufacturers modernize automation, improve operational visibility, and support long-term reliability as an experienced industrial system integrator. By adhering to rigorous industry standards, GTH gives clients confidence in our processes, performance, and long-term success.

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Full-Service Control Solutions 

As an experienced industrial system integrator, GTH delivers automation solutions that combine control panel manufacturing, field services, system integration, and product distribution under one roof, reducing handoffs, accelerating timelines, and simplifying accountability.

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Lifecycle System Expertise

We support customers across the full lifecycle of their systems, from design and commissioning to preventative maintenance and ongoing optimization. As industrial automation system integrators, GTH reduces downtime, improves performance, and extends the life of critical operations.

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Regional Knowledge, Real Support

With deep regional roots and long-standing manufacturer relationships, GTH combines local responsiveness with legacy expertise to design, support, and service systems with a clear understanding of real-world industrial environments.

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A Legacy Built on Service

For nearly a century, GTH has carried forward the legacy of “The House That Service Built,” fostering a culture of continuous improvement, technical excellence, and customer-focused support that earns trust and strengthens partnerships long after projects are complete across the industries we serve.

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DESIGN-MINDED, SOLUTION-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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Industries We Serve
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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

Customer 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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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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White Papers


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  • control_panel_large-3
    95%
    Outdated SCADA systems increase downtime, cybersecurity risks, and operational inefficiencies. This white paper explores a phased modernization approach that preserves existing investments and highlights how GTH was able to reuse up to 95% of existing PLC code during a SCADA migration. Learn how phased modernization can reduce downtime, cost, and risk without a full rip-and-replace upgrade.
    Of existing PLC programming reused during modernization
    White Paper
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    95% Of existing PLC programming reused during modernization
    Outdated SCADA systems increase downtime, cybersecurity risks, and operational inefficiencies. This white paper explores a phased modernization approach that preserves existing investments and highlights how GTH was able to reuse up to 95% of existing PLC code during a SCADA migration. Learn how phased modernization can reduce downtime, cost, and risk without a full rip-and-replace upgrade.
    White Paper
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THE HOUSE THAT SERVICE BUILT

About George T. Hall (GTH)

George T. Hall is a full-service control solutions provider specializing in the design, programming, instrumentation, and manufacturing of industrial automation systems. Since 1932—The House That Service Built—we’ve combined technical excellence with a culture rooted in service, collaboration, and continuous improvement. Our experienced, approachable team partners with clients to modernize existing systems or engineer new solutions that are precise, intuitive to operate, and built to deliver lasting value.

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Work with Us

WE TAKE PRIDE IN OUR WORK

Explore Our Past Projects 

Behind every project is thoughtful engineering, careful execution, and a commitment to quality. Explore our portfolio to see how GTH designs, builds, and modernizes control systems across diverse industries and applications.
Project Portfolio
About GTH

INDUSTRY INSIGHTS DELIVERED

Keep up to date with GTH

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. 

Contact Us
Explore our Expertise