ACEF Speaker

Prapharat Tangkawattana

Sitron Power Public Company Limited

Prapharat Tangkawattana, founder and CEO of Nortis Group of companies including Nortis Energy (, Nortis Rise, and Sitron Power, has been in solar business since Thailand’s first solar power plant construction in 2008. Established since 2012 as the energy consulting company then expanding to energy efficiency implementation, digital platform, and EPC business with current paid up capital of THB 250m. Nortis Rise originated its Internet of Solar by introducing SOLARLAA mobile application in 2017 then expanding into energy monitoring for both software and devices, and recently awarded by the Energy Regulator Committee to conduct its Virtual Net Metering test under the ERC’s energy sandbox program. In addition, its EPC company under Sitron Power ( has shown a steady growth since its inception in 2016 becoming the country’s top 5 solar installer with nearly 150MW cumulative installation in this year. The Company is listed in Live Exchange in Dec 2022 and planned to move to MAI Exchange in 2024.


  • Closing Plenary: Solidarity and Commitment Toward a Carbon-Neutral Asia and the Pacific with Clean Energy
  • Session 1.3: Financing Inclusive Energy Transition