Geothermal Power Plants

Mannvit is a leader in the engineering and design of geothermal power plants with decades of experience world-wide. The company has grown its operations in Europe, East Africa, Southeast Asia and the Americas, applying its expertise to geothermal projects with local developers. The company designs flash steam and binary geothermal power plants, as well as combined heat and power (CHP) plants, tailored to match specific resource conditions.  

Hellisheiðarvirkjun Hellisheidi geothermal power plant -

The specific geothermal power plant configurations must match the heat resource to maximize its potential but should also take into account a variety of other criteria including e.g. market, infrastructure, legislation, social and environmental needs. Geothermal utilization is cost effective, reliable and environmentally friendly.


  • Project Management
  • Conceptual Design
  • Feasibility Studies & Cost Estimations
  • Process Design
  • Site Layout & Planning
  • Overall Plant Design
  • Specifications
  • Bid Preparation & Tender Evaluation
  • Site Supervision
  • Commissioning
  • Acceptance Test
  • Training of Operators
  • Drilling Engineering
  • Well coring program, logging and monitoring
  • Reservoir engineering and modelling
  • Environmental Impact Assessments (EIA)
  • Environmental Monitoring

Project experience in geothermal plant design coupled with world-class geoscience expertise has made us the trusted consultant to project developers, financial and government institutes for the past five decades.


Kristinn Ingason

Discipline Manager, Geothermal Energy

+354 422 3122

Þorsteinn Sigmarsson

Director Asia Market

+354 422 3121 // +62 8111 031 094 (ID)

Einar Pálmi Einarsson

Electrical Engineering - Automation

+354 422 3452


Geothermal Power Plants

The geothermal engineers, geoscientists and other specialists at Mannvit have successfully tackled complex challenges involving geothermal energy utilization. Mannvit offers comprehensive services in all phases of geothermal energy development including, complete engineering and design of geothermal power plants.