Besides the solutions produced by KOLTEK for the energy efficiency of buildings, industrial areas, and public facilities, our company also develops projects in the fields of hydroelectric, solar, and wind power plants. KOLTEK also develops strategies for decreasing the green building emissions and for the assessment of and adaptation to the impacts of climate changes.


  • Hydropower
  • Solar energy
  • Geothermal energy
  • Biogas energy recovery
  • Energy efficiency
  • Electrical infrastructure planning
  • Electricity transmission and distribution