12 October 2025
We are Arntzen Grette
Arntzen de Besche and Grette have merged. As a new firm, we stand even stronger – with broader expertise, more perspectives, and greater capacity to deliver results for our clients.
At Arntzen Grette, we focus on delivering results and managing risk. When you are facing major decisions or complex challenges, we provide clear advice and practical solutions. Our approach is built on three principles: understand, clarify and execute. It's about turning insight into action.
At Arntzen Grette, we bring together some of Norway’s brightest legal minds. We are looking for colleagues who share our passion for the law and who want to work with leading companies in Norway. Here, you will have the chance to work alongside top professionals, learn from experienced experts and grow in a dynamic, intellectually rigorous environment.
We value ambition, hard work and curiosity – while believing that collaboration and trust are the foundation for growth.
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10 October 2025
KPMG divests part of its business to Cedra
We are proud to have advised KPMG Norge on the sale of part of its business to the newly established audit firm Cedra Norge (backed by Adelis Equity). The agreement covers ten offices primarily providing audit and advisory services to small and medium-sized clients, with around 220 employees transferring to Cedra.
8 October 2025
The new EU Pay Transparency Directive – is your business ready?
The gender pay gap in the EU remains at around 13–14%, with little progress over the past decade. In Norway, the gap is approximately 12%, and the differences become even more pronounced when looking at overall income and pension accrual. According to the EU, a large reason for this persistence is the lack of pay transparency: without insight into how salaries are determined, employees cannot easily detect or challenge unfair differences.
18 September 2025
Falk becomes part of Nordic fund services group GOT YOUR BACK
We are pleased to have advised Falk (and Flakeblikk Holding) in connection with its sale to GOT YOUR BACK (GYB), a Nordic provider of fund administration, compliance and corporate services. The transaction marks GYB’s entry into the Norwegian market and creates one of the largest independent providers of fund administration and compliance services to alternative investment funds and UCITS managers in the Nordics.
1 September 2025
Pandion Energy divests key interests to strengthen focus on growth portfolio
We are pleased to have assisted Pandion Energy in its agreement with INPEX Idemitsu Norge AS to divest interests in the Valhall and Hod fields, as well as the Slagugle and Mistral discoveries on the Norwegian Continental Shelf. The transaction covers seven production licenses.
12 June 2025
Arntzen de Besche and Grette to Merge – Creating a Leading, Nationwide Law Firm with a Strong Market Presence
The law firms Arntzen de Besche and Grette are merging to form Arntzen Grette.
19 February 2025
Adaptive AS joins Visma
Adaptive AS has entered into an agreement to be acquired by Visma, a leading provider of business-critical solutions for the property sector. We are proud to have advised Adaptive as legal counsel in this transaction.
13 February 2025
Orkla sells all shares in Pierre Robert Group
We have assisted Orkla ASA in the sale of 100% of the shares in Pierre Robert Group AS to Jotunfjell. The transaction is expected to be completed during the first quarter of 2025, subject to approval by the Norwegian Competition Authority.
21 October 2024
Castik Capital acquires majority stake in Aider
The European private equity fund Castik Capital has acquired a majority stake in the Norwegian accounting and consulting firm Aider. More than 160 employees will retain a collective 45 per cent ownership stake. We are proud to have assisted Castik Capital as legal advisors in this transaction.
13 September 2024
More Individual Rankings in this Year’s IFLR 1000
We are pleased to report strong results in this year’s edition of the International Financial Law Review (IFLR). Notably, we have increased the number of individually ranked lawyers, with 15 of our colleagues recognised this year – four more than in 2023.
21 February 2024
Sennheiser invests in Norwegian scale-up sensiBel
Today, sensiBel, a Norwegian scale-up, announced a significant milestone with the successful closure of their EUR 7 million funding round. The investment was led by Sennheiser, a global leader in professional audio, along with participation from existing shareholders including TRUMPF Venture, Skagerak Capital, Investinor, SINTEF Venture, MP Pensjon, and Halden Kommunale Pensjonskasse. We are proud to have acted as legal advisers to SensiBel throughout this transaction.
6 February 2024
INPEX Idemitsu Norge has successfully completed the sale of its interests in the Statfjord Øst and Sygna fields to Longboat Japex Norge
On 3 July 2023, INPEX Idemitsu Norge agreed to sell its participating interests in the Statfjord Øst and Sygna fields to Longboat Japex Norge, and on 31 January 2024 the transaction was completed. We are pleased to have served as legal advisors to INPEX Idemitsu Norge in this process.