Building on 20+ years of experience in managing and optimising energy certification systems, Katrien focuses on strengthening cooperation between energy certificate issuers and their stakeholders. Through her company Enunda, Katrien is helping the Association of Issuing Bodies, the CertifHy project, the EnergyTag Initiative and individual certificate issuers around the globe to create more transparency in the origin of energy and realize the purpose of their certification system.

Highest Level of Education


Current Job/Study field

Consultancy / freelance


Belgium Flag Belgium

Current employer

Enunda bv

Work experience

  • Strategy Coordinator - Energy Certificates
    Association of Issuing Bodies - Contract / consultant From December 2022 to Present

    Coordinate strategy of the European Energy Certificate

  • Auditors team coordinator
    Association of Issuing bodies - AIB - Contract / consultant From September 2020 to Present

    Lead the team of professional reviewers who assess the quality of the national certificate schemes of the AIB members, for electricity and gas guarantees of origin

  • Chair of the Independent Audit Committee
    EnergtyTag - Contract / consultant From May 2022 to Present

    Audit and coordinate audits of issuers of granular certificates (tradeable time-granular electricity origin certificates).rnAssess quality and improvement opportunities for the EnergyTag

  • Coordinator origin of energy
    VREG - Flemish regulator for electricity and gas - Part-time From May 2010 to January 2020

    Senior Programme Manager "Transparency on the Origin of Consumed Electricity"rnSenior Product Manager "Guarantees of Origin"rnSenior Policy AdvisorrnMarket Supervisor Guarantees of Origin and Renewable Energy Support System

  • Technical supervisor - renewable electricity and cogeneration
    VREG - Flemish regulator for electricity and gas - Full-time From September 2002 to April 2010

    Evaluation of applications for green and cogeneration certificates ;rnElaboration evaluation/calculation method for issuing support certificates to electricity production/ primary energy savings ;rnPolicy advice in developing legislation on RES-E and CHP support certificates and Guarantees of Origin;rnFollow-up certificate quota obligation fullfilment of electricity suppliersrnCoordinate development of internet based certificate registry;rnSet up 'GreenCheck'' webtool for energy consumers

  • Coordinator energy sector integration
    Association of Issuing Bodies - AIB - Contract / consultant From January 2020 to Present

    Oversee and manage strategic projects for integrating different energy sectors at European level. This results in improving efficiency, reliability, and adequacy of the energy attribute tracking system in Europe.rnrnCoordinator of the EECS Gas Scheme Grouprnrn


  • Master of Science in Energy Engineering
    Katholieke Universiteit Leuven From September 1997 to June 2002
  • Executive Master of Business Administration
    Universiteit Antwerpen Management School From September 2018 to June 2020

Area of expertise

Biomethane Climate policy Energy Law Energy policy Green Certificates Guarantees of Origins Hydrogen Market supervision/monitoring Market-based mechanisms Power-to-gas/electrolysis


  • English
  • Dutch
  • Spanish
  • French


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