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Sigbjørn Sørensen - Lawyer & partner

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With more than 15 years of experience as a tax and business lawyer, Sigbjørn advises both Norwegian and international companies, as well as individuals, on national and international tax matters and corporate law. He has extensive experience assisting international companies establishing or doing business in Norway, providing practical and strategic advice tailored to the Norwegian regulatory and tax landscape. His expertise includes corporate and personal taxation, reorganizations, mergers and demergers, business transfers, and transactions. Sigbjørn supports clients throughout all stages of the business lifecycle — from corporate structuring and governance matters to tax audits and disputes with the tax authorities. He also conducts tax due diligence in connection with transactions and assists clients with tax audits, appeals, and correspondence with the tax authorities.

Blog Post by Sigbjørn Sørensen - Lawyer & partner

Sigbjørn Sørensen - Lawyer & partner13. May 2026

Doing business in Norway—6 compliance pitfalls to avoid

Doing business in Norway can be highly rewarding for foreign companies, but navigating Norwegian regulations, tax rules, and employment requirements can be challenging. From VAT ...
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Sigbjørn Sørensen - Lawyer & partner12. February 2026

Why and how to conduct a valuation of your company?

Valuation of a company can be relevant in many contexts. It can be in connection with the purchase and sale of a business, as well as mergers or demergers, generational changes ...
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Sigbjørn Sørensen - Lawyer & partner6. February 2026

State budget 2026—A summary

On October 15, the Støre government presented its proposed state budget for 2026. It is important to emphasize that this is only a proposal - the government will now negotiate ...
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Sigbjørn Sørensen - Lawyer & partner8. May 2025

Private Limited Company in Norway: Why you need a Company Secretary

Operating a private limited company (“aksjeselskap” or “AS”) in Norway involves a range of legal and administrative duties. Unlike some countries, Norway does not require ...
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Sigbjørn Sørensen - Lawyer & partner18. October 2024

The 2025 national budget: Key tax and duty changes

On October 7, 2024, the Støre Government presented the national budget 2025. Although the government plans to increase oil revenues, only minor changes have been proposed to the ...
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Sigbjørn Sørensen - Lawyer & partner14. May 2024

Revised National Budget 2024 - The most important changes

Today at 10:45 AM, the proposal for the Revised National Budget was presented by Finance Minister Vedum. There were high expectations regarding potential tax changes that could be ...
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Sigbjørn Sørensen - Lawyer & partner7. June 2023

Business in Norway—contract drafting and negotiation

Doing business in Norway requires more than just drafting a contract—it requires understanding how Norwegian law treats agreements. Unlike some legal systems, Norwegian contract ...
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Sigbjørn Sørensen - Lawyer & partner18. January 2023

How are Bitcoin and other cryptocurrencies taxed?

There are many people who invest in cryptocurrencies today. However, The Norwegian Tax Administration states that very few people declare their crypto investments in their tax ...
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