Thomas Siegmund is a seasoned renewable energy executive with 11 years of experience building and certifying sustainable biomass supply chains across Europe. As General Manager at REDcert and SUSTAINABLE RESOURCES Verification Scheme, he leads implementation of voluntary certification systems aligned with EU renewable energy directives to ensure climate-friendly use of solid biomass and biogas. He combines technical knowledge of biogas and biofuels with practical business development and corporate social responsibility skills to advise and scale verification schemes for power and heat producers. Based in Bonn, he has a track record of designing verifiable criteria and coordinating independent audits to make sustainability claims auditable and market-ready. Colleagues value his ability to translate energy policy into operational certification processes and to navigate both regulatory detail and commercial realities. He holds a Diploma in Business Administration and brings a pragmatic, systems-oriented approach to sustainable energy verification.
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