Turbine and Industrial Controls Support

Life Extension & Operational Cost Reduction

Access GTC’s unrivaled repair capabilities and large inventory of spare parts to maintain your control systems.


Parts, Services & Training for Turbine & Excitation Controls

GTC initially grew to be the world’s most recognized independent support for GE Speedtronic Turbine & Excitation controls covering Mark IV, Mark V, Mark VI, Mark Vie, EX2000, EX2100, LS2100. We now bring the same level of service to a wide(r) range of plant controls for the Power, Oil, Gas, Wind, Hydro and Processing Plant industries by including additional lab-tested, certified parts and services for the brands you know and trust.

ABB | Alstom | Bently Nevada | Emerson | General Electric | Honeywell | Rolls Entronic | Siemens | Triconex | Westinghouse | and Woodward

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Two decades and still growing
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Global offices
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Proof of a reliable service
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Less than
1% Return Rate


Two decades and still growing


Global offices


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Proof of a reliable service

Control Parts Sold

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Operators choose GTC simply for our reputation


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Less than
1% Return Rate

What our clients say

Case Study: Martinez Refining Company

  “The Mark V configuration is complex and always seems to present new challenges. Having a GTG and Mark V system expert like Abel from …

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COVID-19 Response

GTC Control Solutions, Inc., received designation from New York State as an Essential Business “pursuant to the revised New York State Executive Order 202.6” HAWTHORNE, …

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GTC Announces Worldwide Expansion in Power Generation Industry

GTC Control Solutions (GTC) Announces Major Worldwide Expansion in Power Generation Industry

New York-based GTC, an expert in GE controls, announces they will now offer parts and service for ABB, Alstom, Bently Nevada, Emerson, Honeywell, Rolls Royce, …

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GTC Control Solutions (GTC) acquires Industrial Control Care (ICC)

  GTC Control Solutions announces the completion of the acquisition of Industrial Control Care (ICC). HAWTHORNE, N.Y., Jan 27, 2020 — Based in Dubai, United …

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GTC agrees to acquire Industrial Control Care (ICC)

Gas Turbine Controls (GTC) agrees to acquire Industrial Control Care (ICC)

HAWTHORNE, N.Y., Jul 3, 2020 — Gas Turbine Controls (GTC), a leading OEM alternative that provides replacement parts, training, field services and solutions for GE* …

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Comparing Gas Turbine Life to Turbine Control Life

What You Need To Know: Turbine control manufacturers often suggest retrofit projects are the only viable strategy to resolve control system end-of-life or obsolescence issues. …

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5 Reasons to Enroll in Gas Turbine Training

How 10 Days or Less Gets Your Plant Long-Lasting Benefits When it comes to the efficiency of your plant operations, there’s nothing like years of …

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Concerned Your Mark VI is Facing “End-Of-Life” with a 25% Price Increase?

GE* Declared a “Last-Time-Buy” for Mark VI, But You Have Options to “Keep the Control” with GTC Well, it’s official: General Electric has declared the …

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Here to Stay: The Improved Mark V TCPS

Power Supply to Reduce OEM’s High Failure Rate Our Mark V customers, and our own experience since 2001, indicate that GE’s* TCPS, the “Old” TCPS, …

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Did You Know this about the Bently Nevada 3500 Series?

Read All About Bently Nevada’s History & Legacy At Gas Turbine Controls, we’re all about extending the life of your legacy controls. Not only are …

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Electrify Europe In Vienna, Austria

You Can’t Afford to Miss Out on PowerGen Europe 2019! You read that right: Gas Turbine Controls was in Vienna, Austria! For the past three …

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Introducing GTC’s Replacement-in-Kind Products & Services

Avoid Costly Upgrades & Extend the Life of Your <I> or HMI GTC’s got a new way to “keep the control” for our clients, and …

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Pareto Analysis for Control Systems

In 2017, a customer asked us: “Could you please recommend what parts should we keep in stock to ensure that, with at least a 99% probability, …

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Pareto Analysis for Control Systems

You can consider GTC’s database as good as the OEM’s BUENOS AIRES, ARG. Nov 12, 2018 — In 2017, a customer asked us: “Could you please …

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‘Self-inflicted logic forcing’ associated with the Mark V remains a mystery

A year has gone by since Abel Rochwarger, chief engineer at Gas Turbine Controls (GTC), shared with CCJ ONsite’s editorial team his report on an incident …

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How to Prepare for Gas Turbine Outage Season

7 Pre-Outage Activities to Reduce Downtime & Increase Efficiency Gas Turbine Controls Corporation (GTC) and its subsidiaries, GTC Services (USA) and GTC Services Ltd. (UK), …

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Speedtronic Mark V: A Survival Status Update

Introduction Gas Turbine Controls Corporation (GTC) and its subsidiaries, GTC Services (USA) and GTC Services Ltd. (UK), present this document prepared for an informed and …

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Updating the Mark V communication interface overload issue

Mark V goes haywire, shuts down F-class unit’s lube-oil pumps caught many in the industry by surprise when it was published in CCJ ONsite May 3, 2017 …

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Mark V goes haywire, shuts down F-class unit’s lube-oil pumps

You’re an experienced operator/technician, perhaps with 10, 15, 20, or more years of powerplant service. You’ve seen it all. Nothing would surprise you. So you …

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GTC is proud to be associated with the following trade associations:

As the performance-tested controls pioneer, GTC promises to deliver unrivaled value powered by industrial-strength service.

Copyright © 2022 GTC Control Solutions, Inc. All rights reserved.

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North America

6 Skyline Drive, Suite 150
Hawthorne, NY 10532

Tel: (+1) 914 693 0830
Fax: (+1) 914 693 3824


Europe & Africa

Jhumat House, 160 London Road
Barking, London IG11 8BB
United Kingdom

Tel: +1 914 693 0830 Ext 301


Asia & Australia

Axis Tower Level 3
No. 2, Jalan 51A/223 Seksyen 51A
46100 Petaling Jaya
Selangor, Malaysia


Latin America

Buenos Aires, Argentina

Tel: +54 911 5002 9660
or +54 911 5813 0694


South Asia

#541, 1st Floor, MCECHS Layout
9th Cross, 80 Feet Road
Jakkur, Bangalore
India – 560077

Tel: +91 (0) 98-45005282


Middle East

1A-01 LIU
Dubai Silicon Oasis
United Arab Emirates

Tel: +1 914 693 0830 Ext 505
or +971 (0) 4 320 3457


Emergency Service

If a part is needed urgently, our dedicated team will mobilize at any hour of the day to get your plant back online in the shortest time possible.

USA & Canada: +1-844-482-3278

International: +1-914-693-0786

On-call 24 Hours a Day, 7 Days a Week, Worldwide Support


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Professional Opportunities in the Power Industry

Our dedicated team includes engineers, technicians, customer service representatives and other valuable employees. To inquire about our available positions, please contact us.