
Gorrissen Federspiel is a name to note in the energy sector, handling cases in the financial services industry, renewables, utilities and carbon storage. The team is well-equipped to handle cases across the renewables sector, with matters in solar, wind, and offshore. Clients praise the team, as it ‘demonstrates strong knowledge of market practice and technical insight within the energy sector’. Leading the team is Christian Halskov Sauer, who specialises in project development and financing, and energy related M&A deals. The group also benefits from Sauer’s international acumen, having worked on cases across a wide variety of countries.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Lawyer & team quality
Client satisfaction: Sector knowledge
Client satisfaction: NPS ®
Testimonials
Collated independently by Legal 500 research team.
- Charlotte Thorsen is outstanding.
- Charlotte Thorsen is doing a fantastic job, always several steps ahead. All matters are well thought through, and nothing is missed. High class and always available, she is also good at giving junior people the right tasks to perform and ensuring tasks are located in the right place at the law firm to optimize costs.
- ‘Excellent and broad expertise, very responsive and able to deliver within our deadlines on a broad range of issues.’
- ‘Good to work with, excellent client services and attitude.’
- ‘Very experienced team with long track record.’
- ‘The combined level of commitment, partnership and knowledge-exchange. Partner Christian Halskov Sauer stands out. ’
- ‘Gorrissen has very qualified lawyers in the energy field, and can assist with a very wide variety of task in both development and construction phase.’
- ‘Gorrissen staff are qualified and can deliver work to an agreed timeline.’
- ‘Demonstrates strong knowledge of market practice and technical insight within the energy sector, which directly benefits the client. In addition, cases are handled swiftly, with assessments well-aligned with the client’s internal needs.’
- ‘Hans Nikolaj Amsinck Boie demonstrates an excellent understanding of the client's business needs.’
Key clients
- Vestas A/S
- EIFO
- Andel amba / Mind Energy
- Encavis AG
- Gasum Oy
- Q8
- Ada Green Energy A/S
- Nordic Solar
- CarbonCuts
- Anaergia Inc.
- Doral Group Renewable
- HOFOR
- I/S Vestforbrænding
- European Energy
- ACAM LP
- Green2X A/S
- A-Leaf A/S
- HedeDanmark A/S
- Momentum Energy A/S
- Obton A/S
Work highlights
Advised HOFOR A/S on a ~190 MWp TSO-connected solar PV project near Fjenneslev, covering EPC contracts for the transformer, substation and PV plant, plus permitting and environmental matters; a major investment requiring public procurement compliance and deep EPC expertise.
Advised Gasum Oy on the acquisition of Hærup Biogas ApS, including transaction documents and legal due diligence, Gasum’s first Danish biogas plant, supporting planned upgrades and its 7 TWh renewable gas strategy by 2027.
Advising CarbonCuts A/S on its onshore carbon storage licence held in an 80/20 partnership with Nordsøfonden, a pioneering Danish and European onshore CCS project at the forefront of environmental sustainability.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
Christian Halskov Sauer
Other key lawyers
Hans Nikolaj Amsinck Boie
