Industrial Service Providers

EthosEnergy, is a leading independent service provider of rotating equipment services and solutions to the power, oil & gas, and industrial markets. Employing more than 4,500 people and serving customers in 100 countries, EthosEnergy is a values driven organization, which combines the collective technical knowledge and industry experience of both companies to form the best team in the industry. We are committed to providing service excellence in everything we do and where our focus is on our customers. We deliver comprehensive, solution-oriented products and services that will help generate greater benefits for you. Our business has depth and experience in asset management and long-term maintenance agreements, whilst offering transactional, factory-based parts and repair services across all industry sectors. Globally, our services include power plant engineering, procurement and construction; plant start-up; facility operations & maintenance; design, manufacture and application of engineered components, upgrades and re-rates; repair, overhaul and optimization of gas and steam turbines, generators, pumps, compressors and other high-speed rotating equipment. We have the best team in the industry, world-class facilities, technology and two shareholders that are committed to the success of the business. If you have been looking to improve the life-cycle at your facility, we can help.

Mechanical Dynamics & Analysis (MD&A) provides power generation companies around the globe with a full-service OEM alternative for services, parts, and repairs. For 40 years, the company’s commitment to excellence has earned customer trust for all turbine-generator needs. Find out today why so many power generators use MD&A to maximize operational effectiveness.

HOLT CAT® is the largest Caterpillar® equipment dealer in the United States serving 118 Texas counties spanning from the Red River to the Rio Grande™. Established in 1933, HOLT CAT sells, rents, and services Caterpillar machines, engines, generator sets, and trucks for construction, mining, industrial petroleum, and agricultural applications. Additionally, the company offers total machine and engine rebuilds and sells used equipment around the world. HOLT is a family-owned company, headquartered in San Antonio, Texas. The Holt name has been associated with heavy equipment and Caterpillar for over 100 years. HOLT CAT Chief Executive Officer, Peter J. Holt and HOLT CAT President, Corinna Holt Richter, are direct descendants of Benjamin Holt, who in 1904 developed the first successful track-type tractor which he named the “Caterpillar.” Since 1988, HOLT has embraced Values-Based Leadership® to form its company culture, which has helped the HOLT name become synonymous with quality, integrity, and commitment to legendary customer service. Other HOLT® divisions include Texas First Rentals®, HOLT Crane & Equipment®, HOLT Used, HOLT Manufacturing, HOLT Truck Centers®, HOLT Renewables, HOLT Industrial Systems, HOLT Industrial Rentals, SITECH Tejas, TGM Wind Services/Kardie Equipment, and Epiphany.

OUR MISSION is to provide you with the parts, repairs, and services you need when you need them. AP4 Group is a full-service provider of heavy-duty & aeroderivative industrial gas turbine maintenance, including spare parts distribution, component repairs, and field services. Our Parts Division AP+M is a worldwide OEM authorized parts distributor providing OEM spare parts, component repair & overhaul services. Turbine Controls & Excitation Group (TC&E) - A Division of AP4 Group provides expert support in all turbine control systems. AP4 Power Services provides comprehensive field maintenance services on both aeroderivative and heavy-duty gas turbines. AP4 Group - a powerful combination of parts, repair, and field service expertise.

Siemens is a global powerhouse focusing on the areas of electrification, automation and digitalization. One of the world’s largest producers of energy-efficient, resource-saving technologies, Siemens is a leading supplier of systems for power generation and transmission as well as medical diagnosis. In infrastructure and industry solutions the company plays a pioneering role.

Gas Turbine Parts & Services, Inc. is a global aftermarket supplier of high-quality OEM and non-OEM replacement spare parts and services for the General Electric™ heavy-duty, industrial gas turbines. Through our worldwide network, we are able to offer clients a wide range of products for the GE™ designed MS3002, MS5002, MS5001, MS6001, MS7001, and MS9001 gas turbines. Our goal at Gas Turbine Parts & Services, Inc. is to offer owners and operators of these gas turbines an experienced, reliable, and competitive source for all of their gas turbine needs. Gas Turbine Parts & Services, Inc. was founded and is run by a combination of well-experienced and knowledgeable former GE and non-GE personnel with over 70 years of combined experience in the gas turbine field. We have taken great pride in providing our clients with the highest quality parts, technical know-how, and services to ensure that their gas turbines run and operate reliably and efficiently. Since our incorporation in 2002, we have successfully provided our clients with a one-stop solution to all of their GE™ industrial gas turbine needs. We have had the pleasure of working with a wide variety of clients all over the world in both the public and private sectors. These customers include electric utilities, service centers, oil & gas companies, original equipment manufacturers such as Thomassen, Alsthom, and many more. We are delighted that you have taken the time to visit our website. We look forward to supporting your current and future spare parts and services requirements. Gas Turbine Parts & Services, Inc. holds a large inventory of New, Used, and Refurbished Capital Spares that are available for immediate shipment. More details and inspections of these parts can be provided and arranged upon request.

PSG was founded on the combined legacies and experience of all of the Airco Inc. companies, Turbine Generator Maintenance, and Orbital Energy Services—all companies with a solid track record and reputation. PSG provides customers with broad maintenance, repair, and overhaul (MRO) solution for all rotating equipment and other critical plant maintenance services. More specifically, PSG’s service offering includes field services, field machining, steam path repairs, valve repair, and parts manufacturing, generator inspection and repair, balance of plant maintenance, and specialty code welding. Industries served to include power generation (nuclear, fossil, hydroelectric, and wind), industrial, and petrochemical. PSG offers the marketplace a U.S.-owned turnkey service provider – completely unaffiliated with any OEMs. This independence from the OEMs allows us to provide customers with an unbiased opinion of their power plant needs – focusing on doing what is best for our customers.

ZK Separation Technology, with more than 20+ years of R & D experience in separation equipment, has obtained more than 90 national patents, including 20 national invention patents. ZK is becoming an internationally renowned solid-liquid separation technology solution supplier.

SEI was founded in 2005 and since its inception it prided itself as being a company able to combine high specialisation in the Electrotechnical field with a dynamic, fast and punctual service. ​ Our staff is highly skilled in the manufacture and delivery of high integrity Power Distribution Boards, with experience gained over 20 years in this field. An extensive know-how has allowed the company to position itself to cover a broad range of sectors, in both civil and industrial areas. ​ Today, our switchboards are installed in public bodies as well as private industries​ and we deal with many areas of industry such as: Data Centers, Pharmaceutical & Chemical plants, Waste to Energy facilities, Gas pipelines and Petrochemical plants. ​ SEI was initially founded to supply its home market but through our expansion process started in 2010 we have been successful in supplying our products and services in the USA, Canada, South America, Africa, Russia, Middle East, Spain, Holland, England, Belgium, Germany, Poland, Slovakia, Hungary and Sweden.

SPI Process & Manufacturing, LLC is a design and manufacturing company offering very reliable & cost effective designs for internals used on offshore or onshore, fixed or floating, upstream/midstream or downstream oil and gas production. SPI Process also provides design and fabrication services for separation & mass transfer internals for processing unit operations in Petrochemical, Industrial Process industries, Food & Beverage Industry, Power plants and pipeline transmission/compressor stations for the treatment of gas feedstocks and steam. From Technical Support to customer service, our goal is to offer quality products that guarantee customer satisfaction.