ARQIS
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ARQIS advises on a broad spectrum of environmental and planning matters, with recent instructions frequently centred on ESG, sustainability, the EU Green Deal and energy transition issues. The team assists energy suppliers, project financiers and construction companies with planning and administrative approval procedures, environmental investigations and building permits, and is well versed in water, nature conservation, mining and emission control. Transaction-related environmental work remains a particular strength. The practice is led by Friedrich Gebert, who is experienced in ESG and litigation.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘ARQIS combines deep regulatory expertise with a sharp focus on compliance management in the public sector. Their ability to translate complex legal requirements into clear, workable guidance is exceptional. Communication is always precise, structured, and easy to follow. Compared to other firms, they are faster, more pragmatic, and open to client needs, including flexible billing and transparent collaboration.’
- ‘Friedrich Gebert and his team stand out for their analytical precision and strategic thinking. I especially value their skill in identifying regulatory risks early and delivering practical, targeted advice. Their communication is direct, legally sound, and free of unnecessary complexity. Associates show strong ownership, initiative, and a clear understanding of the public sector context. A reliable team that consistently adds real value.’
Key clients
- Ampermo GmbH
- Biogeen GmbH
Work highlights
Advised DEW21 and its subsidiaries on several wind and battery projects, as well as landfill and waste.


