Meet the team Michael Köttner CEO • Dipl. Agr. Biol. • Master Farmer National and international trainer, expert witness in legal disputes, domestic and foreign projects, studies, state appointed biogas adviser Achim Kaiser Dipl.-Eng. environmental protection (soil, water, waste) Company training, domestic projects, meetings, profitability calculations, state appointed biogas adviser Katrin Kayser Dipl.-Eng. environmental and process engineering Domestic and foreign projects, studies, training, state appointed biogas adviser Tristan Gruszkos M. Sc. environmental engineer International projects and events, studies, PR Jenny Aragundy-Kaiser Graduate engineer, M. Sc. Domestic and foreign projects, conferences Christian Fraesdorff Accounting Accounting, project accounting, IT Nathan Gruszkos Database management, IT assistant Have any requests, or suggestions? Please let us know, we will take care. Name Email Your message Send Science Partners Clients & Partners