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Kalina Trifonova

Kalina Trifonova

Deputy Chairperson of the Management Board, EVN Bulgaria

Mrs. Trifonova joined the management team of EVN Bulgaria in February 2007 and in January 2010 became Member of the Management Board. Her professional experience is in the field of legal and corporate affairs, stakeholder management, energy regulatory framework, environmental matters, public relations and communication, energy efficiency and renewable energy sources. Main achievements for the period include increase of the efficiency of the companies within the group, solving the issues with technological losses, electricity supply and collectability in quarters with low living standards like the Stolipinovo borough in the second largest Bulgarian city of Plovdiv, improvement of the customer services, successful restructuring of the companies within the group thus preparing for the transition from regulated to liberalized market and as well as fulfilling all requirement for unbundling of the grid operator.

Before joining EVN Bulgaria Mrs. Trifonova has worked in the State Agency of Energy and Energy Resources and in the Ministry of Economy and Energy as Head of Legal Department and Head of Legal Support for Energy Projects. She has participated in the restructuring of the energy sector, transposing European energy legislation, preparation of international agreements and energy projects. 

Mrs. Trifonova holds a master’s degree in law from Sofia University “St. Kliment Ohridski”. She has specialized “Controlling and Management” in CA Academy, Germany and “General Management Program” in Boston Business School, USA.

EVN Bulgaria

EVN Bulgaria is part of the EVN group of energy companies who have well-established positions on the European energy markets. A leading role in the international group is played by EVN AG, which is listed on the Vienna Stock Exchange and is headquartered in the province of Lower Austria.

In Bulgaria EVN is active in the areas of electricity supply on both regulated and free market, distribution of eletrcitity to more than 1.6 million customers, district heating, RES production, CO2 trading, wholesale energy trading and energy efficiency. In Bulgaria EVN is among the major investors, taxpayers and employers with an investment record of more than 1 billion euro in energy infrastructure and services since 2005.


Diamond Partner

  • Schneider Electric


Platinum Partner

  • Siemens AG


Gold Partners

  • Baker Hughes
  • Energy Web Foundation
  • Energynest
  • Ericsson
  • Gridspertise
  • Palantir
  • SAP
  • Siemens Energy
  • Solar Turbines
  • Wartsila

Silver Partners

  • Alfen
  • Babcock & Wilcox
  • Capgemini
  • G&E
  • IFS
  • Italgas
  • Landis+Gyr
  • Meters and More
  • Microsoft
  • PRIME Alliance


Knowledge Partner

  • Enel Foundation


Legal & Regulatory Partner

  • Pinsent Masons


Utility Partner

  • Dtek Grids
  • Enel Grids
  • RTE



  • ABS Group
  • AC Boilers
  • Accenture
  • Bergen Engines
  • Cisco
  • Cleanwatts
  • Driivz
  • Efacec
  • EnergyDome
  • Greencom Networks
  • Hive Power
  • Hiven Energy
  • Itron
  • Kaluza
  • Kigen
  • Kore Wireless
  • Kraken Technologies
  • Last Energy
  • Minsait
  • Mytilineos
  • Start Up Energy Transition
  • Oracle Energy and Water
  • Ormazabal
  • Piclo
  • Pietro Fiorentini
  • ProEnergy Services
  • PSM, a Hanwha company
  • Sentient Energy
  • SLM Solutions
  • Sungrow
  • Trilliant Networks
  • Uniper
  • Waterfall Security Solutions


Initiate Partners

  • EIT InnoEnergy
  • Enel Innovation Hubs
  • IMI
  • Rockstart
  • Siemens Energy
  • Start Up Energy Transition
  • TotalEnergies


Industry Partners

  • ANIE Federazione
  • ANIMA Confindustria
  • Avere
  • CHARGE Energy Branding
  • CO2 Value
  • COGEN Europe
  • currENT
  • dena
  • DERlab
  • E.DSO
  • EASE
  • Elettricità Futura
  • Energia Media
  • ETN
  • Eurelectric
  • Eurogas
  • Euroheat & Power
  • European Biogas Association
  • European Energy Retailers (EER)
  • Flow Batteries Europe
  • Generazione Distribuita (Distributed Generation)
  • Hydrogen Europe
  • IEC - International Electrotechnical Commission
  • IPPF
  • Lombardy Energy Cleantech Cluster (LE2C)
  • OSGP
  • Ricerca sul Sistema Energetico - RSE SpA
  • SmartEn
  • Start Up Energy Transition (SET)
  • T&D Europe
  • VDMA
  • VGBE Energy