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Arntzen de Besche's Overview

Total employees245
HeadquartersOslo
Founded2001

Arntzen de Besche is one of Norway's leading and most respected law firms, providing high-quality legal advice to Norwegian and international businesses, public authorities, and private organizations. With a history dating back to 1870, the firm has extensive experience across a wide range of practice areas, including M&A, dispute resolution, banking & finance, real estate, employment law, TMT, and renewable energy. They are known for their deep industry knowledge, commercial understanding, and client-centric approach, consistently ranking among the top firms in Norway by international rating agencies.

Where is Arntzen de Besche's Headquarters?

HQ Function

Serves as the main operational hub for the firm, housing a significant portion of its legal experts, administrative staff, and client meeting facilities. It's the center for strategic decision-making and coordination of services across all practice areas.

Notable Features:

Located in a prestigious and accessible part of Oslo (Frogner/Skillebekk), the office building is modern and designed to facilitate collaboration and provide a professional environment for clients and employees. It likely features advanced technological infrastructure to support complex legal work.

Work Culture:

The work culture at Arntzen de Besche is characterized by professionalism, high ethical standards, intellectual rigor, and a collaborative spirit. There's a strong emphasis on continuous learning, development, and delivering excellence in client service.

HQ Significance:

The Oslo headquarters is pivotal as it's situated in Norway's capital and primary business center, allowing close proximity to major clients, governmental bodies, and courts. This strategic location underpins its role as a leading national law firm.

Values Reflected in HQ: The headquarters' location, design, and functionality reflect the firm's values of quality, integrity, client focus, and a commitment to being at the forefront of the legal profession in Norway.

Location:

Arntzen de Besche primarily operates within Norway but serves a significant number of international clients with business interests in Norway, and Norwegian clients with international operations. They achieve global reach through well-established relationships with leading independent law firms across various jurisdictions worldwide, ensuring clients receive seamless, high-quality international legal advice. They are also actively involved in matters concerning EU/EEA law, which has a direct impact on Norwegian businesses.

Street Address:

Bygdøy allé 2

City:

Oslo

State/Province:

Country:

Norway

Arntzen de Besche's Global Presence

Trondheim, Norway

Address: Beddingen 16, 7042 Trondheim

To provide accessible, high-quality legal services to businesses and public entities in the Trøndelag region and strengthen the firm's national presence.

Stavanger, Norway

Address: Kongsgårdbakken 3, 4005 Stavanger

To offer dedicated legal support to the significant energy and offshore industries in the Stavanger region and support clients across various sectors in this part of Norway.

Buying Intent Signals for Arntzen de Besche

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of Arntzen de Besche

As of April 2025, Arntzen de Besche' leadership includes:

Håvard Sandnes - Managing Partner
Anne Gro Enger - Chairman of the Board
Sven Iver Steen - Partner / Board Member
Eyvind Sandvik - Partner / Board Member
Ida Espolin Johnson - Partner / Board Member

Investors of Arntzen de Besche

Arntzen de Besche has been backed by several prominent investors over the years, including:

Arntzen de Besche is a partnership, owned by its partners. It is not publicly traded and does not have external equity investors in the typical corporate sense.

Executive New Hires/Exits in the Last 12 Months

Hire0
Exits0

As a private partnership, changes at the highest executive levels (Managing Partner, Board Chair) are typically well-planned and not frequent. No major, publicly announced changes in the top executive team (Managing Partner or Chair) have been identified in the last 12 months. The firm generally focuses on partner promotions and lateral hires to strengthen practice areas.

Technology (Tech Stack) used by Arntzen de Besche

Discover the tools Arntzen de Besche uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Arntzen de Besche Email Formats and Examples

Arntzen de Besche typically uses an email format consisting of the employee's initials followed by @adeb.no. This is a common format for Norwegian law firms.

[initials]@adeb.no (e.g., jsd@adeb.no for John S. Doe)

Format

hsa@adeb.no

Example

90%

Success rate

News and media

adeb.noMarch 15, 2024

Arntzen de Besche climbs the rankings in Chambers Europe 2024

Arntzen de Besche has once again achieved strong rankings in the prestigious Chambers Europe guide. Several of the firm's practice areas and individual lawyers are highly recognized, confirming their leading position in the Norwegian legal market....more

adeb.noFebruary 20, 2024

Arntzen de Besche assisted Verdane with investment in Frends

A team from Arntzen de Besche, led by Per A. Dagslet and Kjetil Risa, advised Verdane on its significant investment in Frends Technology, a leading Nordic integration platform as a service (iPaaS) provider. This transaction highlights the firm's expertise in M&A and technology sectors....more

adeb.noJanuary 9, 2024

New partners at Arntzen de Besche

Arntzen de Besche announced the promotion of Cecilie Beck Kåsi (Dispute Resolution), Thomas Øslebø (M&A), and Eivind J. Vesterkjær (Offshore & Industry) to partnership, effective January 1, 2024, strengthening key practice areas of the firm....more

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