Platinum Sponsors/Exhibitors

Landsvirkjun is Iceland‘s largest power producer. Our role is to consistently endeavour to maximise the yield and value of the natural resources we have beenentrusted with, in a sustainable, responsible and efficient manner. Landsvirkjun’s future vision is to be a progressive, international energy company in the field of renewable energy. We want to be amongst the best in the generation and sale of power. Landsvirkjun operates 15 hydropower stations, three geothermal power stations and two wind turbines in five areas of operation, all over Iceland. Landsvirkjun believes in an integrated approach guided by prudence, reliability and the harmony of operations with both environment and society

HS Orka is the third largest power company in Iceland and the only one rivately owned with over forty years of successful operations in the arena of renewable energy. HS Orka owns and operates two state of the art CHP eothermal power plants at Svartsengi and in Reykjanes in South West Iceland. Their core operations have been production of electricity and hot water. The mission of HS Orka is to serve homes and industries through multiple, sustainable utilization of resources for the harnessing and sale of eco-friendly energy and other products for the benefit of customers, society and the company.

Orkuveita Reykjavíkur, also known as Reykjavík Energy, is Iceland‘s largest producer of geothermal energy. The subsidiary ON Power generates electricity
and hot water in two geothermal power plants, at Nesjavellir and Hellisheiði. The current combined power of the plants is 423 MW electricity and 533 MW thermal. Furthermore, OR’s subsidiary Veitur Utilities is responsible for providing about 70% of Icelanders with geothermal heating. Veitur receive hot water from ON Power’s eothermal power plants. Additionally, Veitur’s own direct use of geothermal resources provides up to 500 MW of thermal power. All companies emphasize environmental, social and fiscal sustainability in all their operations. Special attention is given to gender equality and the companies have committed to developing methods that allow for zeroemission utilization of the geothermal resource.

Baker Hughes

Our advanced technology tackles challenging rock formations, high temperatures, and harsh well conditions to make your geothermal projects economic–and successful



With over five decades of experience, Ormat Technologies, Inc. is a leading geothermal company and the only vertically integrated company engaged in geothermal and recovered energy generation (“REG”), with the objective of becoming a leading global provider of renewable energy. The Company owns, operates, designs, manufactures and sells geothermal and REG power plants primarily based on the Ormat Energy Converter – a power generation unit that converts heat into electricity. Ormat’s flexible, modular solutions for geothermal power and REG are ideal for vast range of resource characteristics. The Company has engineered, manufactured and constructed power plants, which it currently owns or has installed to utilities and developers worldwide, totaling over 2,900 MW of gross capacity. Ormat’s current 917 MW generating portfolio is spread globally in the U.S., Kenya, Guatemala, Indonesia, Honduras, and Guadeloupe.


Gold Sponsors/Exhibitors


EDC: Powering infinite possibilities through Geo 24/7
Geo 24/7 is Filipino company Energy Development Corporation’s (EDC) own way of sustainably generating clean, uninterrupted power as the world’s largest vertically integrated geothermal company. Its 1,181 MW of total installed geothermal capacity across the Philippines has put the country on the map as the third largest geothermal producer with over 40 years of expertise in wet steam technology.


Iceland Drilling

Iceland Drilling Company Ltd (IDC) is a leading high technical company in the field of high temperature deep geothermal drilling and has many decades of experience in both high and low temperature drilling. The company operates internationally, and possesses a fleet of new hydraulic rigs and modern drilling equipment that can be transferred swiftly from one part of the world to another.The company has well-grounded expertise in international deep drilling projects, with a record of several hundred high temperature geothermal wells.


nzga (New Zealand Geothermal Association)

The NZ Geothermal Association is a non-political, not-for-profit organisation; promoting geothermal energy in NZ.


Tica and Exergy

EXERGY design and manufacture Organic Rankine Cycle (ORC) systems with the pioneering Radial Outflow Turbine Technology. Covered by several patents, EXERGY’s ORC technology allows efficient power generation from geothermal, biomass, solar thermal and waste heat from industry. EXERGY portfolio counts 470 MWe and the second largest geothermal binary fleet worldwide. EXERGY is part of TICA Thermal Technology, a company of the Nanjing based TICA Group, established in 2016 to run the business development of PureCycle small scale ORC series for power generation from low temperature resources. TICA established China’s first engineering demonstration center for ORC power generation and Academic and Postdoctoral Workstations committed to R&D activities on ORC power generation, energy conservation and emission reduction technology.



Our story
Our story begins in 1987, when soon-to-be founder of Welltec, Jørgen Hallundbæk, had an idea: the first of many.
As the basis of his thesis for The Technical University of Denmark, Jørgen invented the Well Tractor®.

The innovative and visionary thinking that defined the Well Tractor would become the building blocks for the formation of Welltec in 1994.


Silver Sponsors/Exhibitors

Deilir Technical Services

Deilir Technical Services is an Icelandic company with its main activities ranging from operation to technical service and repairs for Geothermal power plants. We can serve both as a consulting partner & hands-on service provider in regards to power plants operations and maintenance strategy. Our services span project consulting, project management, O&M training, turbine rotor overhauls and repairs of turbine parts, well pumps for hot and cold water, equipment assessments and sourcing of spare parts & components. Deilir Technical Services partners and parts suppliers are from USA, UK, Germany and Italy.


Triveni - The Gold Standard

Among the largest Steam Turbine manufacturers in the world in the industrial space with over 4000+ Installations generating 13GWe globally
With a manufacturing and repair capacity of 200 Turbines/Year, AS9100D certified, 165 IPR grants and a 100 seat Engineering and R&D center we have always been at the forefront of value engineering and new technology development
Taking a giant step into the geothermal space with new turbines and service offering.
Specialists in Refurbishing Turbines of “Any age, any make” including efficiency enhancement, Condition assessment and repairs of Rotating machinery.



Turboden S.p.A., a group company of Mitsubishi Heavy Industries, is an Italian firm that provides reliable and proven technological solutions for the enhancement of energy efficiency and for the valorisation of renewable sources. Since 1980 the company designs, manufactures and maintains Organic Rankine Cycle (ORC) systems, highly suitable for distributed generation, which produce electric and thermal power exploiting multiple sources. Turboden proprietary ORC systems efficiently exploit low-to-high enthalpy geothermal sources, up to 40 MW per single unit. As of today, Turboden has delivered more than 390 ORC plants in 45 different countries. Turboden is the high quality, high reliability ORC supplier.




altcom exhibits with geothermal partners Bestec GmbH and Frost Consulting Group.
altcom provides software and services for microseismic and induced seismicity analysis.
BESTEC was founded in 2001 to transfer knowledge from European deep geothermal research into industry. It provides services for exploration, drilling, well testing, power plant installation and operation.
Frost Consulting has been the leader in the development, sale and installation of Geothermal Lineshaft Pumps for over 30 years.



In a number of areas of use involving geothermal power, what is to be transported demands highly corrosion resistant materials. For this purpose, BUTTING offers a wide variety of solutions for the entire plant structure, e.g. :

  • Casings
  • Components ready for installation
  • Transport pipes (cross-country line pipes) in 12 m lengths between the well and the power station
  • Prefabricated piping / spools for process piping in the power station


Case RMC, LLC (a Wunderlich-Malec Company) can help you optimize your operation’s efficiency and reliability by providing a control system specifically tailored to your rotating equipment’s needs. We source a wide range of diverse, purpose-built control solutions and applications, allowing us to engineer a unique system for your prime mover that will provide automated, more reliable and more cost-effective operation of your equipment.

We do not manufacture an electronic control system platform. Our engineering expertise is designed into industry standard components to form state-of-the-art turbine and compressor control solutions.



CGG is a global geoscience technology leader. Employing around 4,600 people worldwide, CGG provides a comprehensive range of data, products, services and equipment that supports the discovery and responsible management of the Earth’s natural resources.


DOE-GTO Geologica

Specializing in geothermal resource consulting services for all phases of geothermal development in the world-wide marketplace:

  • Geology and Field Mapping
  • Geochemistry and Fluid Sampling
  • Geophysics
  • Hydrogeology
  • Resource Exploration and Well Targeting
  • Drilling Supervision and Wellsite Geology
  • Well Testing and Analysis
  • Resource Assessment
  • ArcGIS, Leapfrog, and 3-D Modelling
  • Geothermal Project Due Diligence
  • Reservoir Monitoring and Management
  • Reservoir Engineering
  • Numerical Simulation
  • Permitting and Regulatory Support
  • Environmental Science
  • Data Management


EthosEnergy is an independent service provider of rotating equipment services and solutions to the power, oil & gas, and industrial markets.

EthosEnergy sets a new standard of service with a broader portfolio, increased global reach, greater choice, flexibility, responsiveness, and well-engineered value-added solutions.
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.


Fuji Electric

Fuji Electric’s proven and innovative geothermal technologies for both flash and binary (ORC) systems include highly efficient reaction type turbines that are designed for reliability in challenging geothermal environments. Leading the geothermal power industry, Fuji Electric holds a 36% global market share since the year 2000. Fuji Electric has provided geothermal power plants to customers all over the world as EPC contractor and/or equipment supplier for more than 60 years.



GEOLOG is world leader in surface solutions for the O&G and Geothermal industries providing cost-effective, utility-comparable alternatives to complex, expensive, downhole measurements. With an intense commitment to R&D, GEOLOG has created a comprehensive suite of wellsite located, in/near-realtime rig site Drilling and FE tools, with innovative disruptive technologies allowing operators to mitigate risk and reduce cost. A trusted independent partner since 1982, GEOLOG works globally with O&G and Geothermal operators.


Geothermal Resource Group

Geothermal Resource Group (GRG) is led by founder Bill Rickard, P.E, recognized as an expert and innovator in geothermal drilling engineering. GRG provides reliable and comprehensive services, calling upon the team’s experience in geothermal fields worldwide. Our network of geoscience, drilling & reservoir engineering experts are widely recognized in the geothermal industry for providing resource development expertise. GRG has the experience and capability to provide services in geothermal project management.


GeothermEx, Inc. (a Schlumberger company)

Providing consulting and operational services for geothermal exploration and project development since 1973, GeothermEx is a world-leader in geothermal resource issues, recognized for its practical approaches and technical excellence. Working for geothermal developers and investors, GeothermEx has supported the development of nearly 8,000 MW of geothermal power.


GTV Service GmbH

The German Geothermal Association (BVG), established in 1991, represents companies and individual members. It advocates the use of all existing geothermal technologies ranging from shallow to deep, and from cooling to heating, and the production of electricity.



Whatever our clients envision, our engineers can design and build. With over six decades of business and technical experience in the energy, infrastructure, and mining sectors, we know your business and understand that your challenges are changing rapidly. We respond quickly with solutions that are smarter, more efficient and innovative. We challenge the status quo and create positive change for our clients, our employees, and the communities we serve.


IEA Geothermal

IEA Geothermal

IEA Geothermal is about fostering the uptake of geothermal energy around the globe.
IEA Geothermal is a Technical Collaboration Programme under the umbrella of the International Energy Agency, with 16 participants;13 nations, the European Commission, Ormat Technologies Inc. and the Spanish Geothermal Technology Platform (GEOPLAT).
The organisations website is
The group meet formally twice yearly to collaborate and share information on geothermal development occurring in their nation or organisation. Five Working Groups focus on various aspects of geothermal technology, policy, data and information.
Workshops and seminars are held across the globe seeking to foster the uptake of geothermal energy in nations across the globe.


Japan International Cooperation Agency (JICA)

Japan International Cooperation Agency (JICA) is in charge of administering Japan’s Official Development Assistance (ODA). It is one of the world’s largest bilateral aid agencies supporting socioeconomic development in developing countries. JICA’s Energy and Mining Group is committed to contribute to the SDGs 7 and 13 simultaneously by promoting better access to electricity and promoting low-carbon power supply including geothermal power generation.


Mitsubishi Power


ON Power


POWER Engineers, Inc.

With our extensive worldwide geothermal experience over the past 30 years, POWER Engineers is a leader in the geothermal industry. We have executed preliminary and detailed design for more than 3,000 MW of potential and installed geothermal capacity in flash and binary cycles. POWER also designs gathering and injection systems, and modifies older power plants for improved efficiency.



Acquired in 2009, PowerChem is a chemical engineering division of ChemTreat focused exclusively on serving the geothermal industry worldwide. PowerChem offers customized treatment products and services for steam, brine, and cooling water systems.



Seequent is a global leader in the development of powerful geoscience analysis, modelling, and collaborative technologies. Seequent’s workflow-based 3D geological modelling tool Leapfrog Geothermal supports geoscientists across the full geothermal lifecycle from exploration and feasibility to development and production. It interfaces with industry leading reservoir engineering and geophysical software for rapid interpretation of geothermal reservoirs. With data management and collaborative visualization, our solutions drive clarity in decision making for geothermal development.


Suez Water Technologies & Solutions

As SUEZ Water Technologies & Solutions, we bring together experienced professionals and advanced technologies to solve the world's most complex challenges related to water scarcity, quality, productivity, the environment and energy.

We are offering water treatment solutions dedicated to the geothermal industry including: calcite, silica, sulphate and stibnite deposition control programs, corrosion control programs, H2S control solutions, advanced solutions for cooling water and much more.



Titanium Metals Corporation, TIMET, is one of the world’s largest fully integrated titanium producers. With its unique combination of strength, lightweight, corrosion resistance and other metallurgical properties, titanium is used in hundreds of diverse aerospace, industrial and emerging applications where no other metal is as reliable or economical, especially on a lifecycle costing basis. As a fully-integrated titanium manufacturer and distributor, TIMET's activities span every phase of titanium research, manufacturing and sales.



Energy Systems & Solutions Corporation is responsible for energy business and a leading supplier of integrated energy solutions. With our long experience and expertise in wide range of power generating and transmitting systems and energy management technology, we deliver innovative, reliable and efficient energy solutions across the globe.


Warm Arctic

Warm Arctic (WA) is a small but dynamic and highly mobile geothermal consulting company. It specializes in a broad range of geothermal topics, from the early greenfield exploration, through exploration and development drilling, up to full scale 3-D numerical reservoir models. WA is owned by Mr Grímur Björnsson, a geothermal reservoir engineer, with over 30 years of experience in Icelandic and international projects. WA specializes in developing conceptual and numerical reservoir models, with resources ranging from sedimentary basins to active volcanic systems, encompassing fluids of various TDS and pH. WA frequently collaborates with other modelers for fast and professional calibration of 3-D numerical models, utilizing parallel computing on Linux clusters, under the iTOUGH2 platform. The hands-on model experience accumulates to over 2000 MW electric in all continents of the world but South America and Antarctica. Direct use MW are at least as many. WA offers participation in well prognosis, well siting and other such resource management and development issues. Furthermore, WA has a background and experience in carbon sequestration and mineral storage projects.


Exhibitors floor plan

To view exhibition and reception area in "street view" mode, see Harpa's page.
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