What is Thommessen's NAICS code?

Thommessen's NAICS code is 54111 (Offices of Lawyers).

Insights

Strong Market Position As one of Norway’s leading and highly ranked commercial law firms with a history spanning over 165 years, Thommessen demonstrates a stable and reputable presence in the legal industry, providing confidence to clients and potential partners.

International Expansion With offices in Oslo, Bergen, Stavanger, and London, Thommessen has a strategic international footprint, opening opportunities for cross-border legal tech solutions, cybersecurity services, and global legal collaborations.

Digital Engagement Utilizing advanced tech stacks like Cloudflare, Atlassian, and DocuSign, Thommessen shows a commitment to modern digital infrastructure, indicating potential for emerging legal tech solutions, cybersecurity services, and digital transformation partnerships.

Cybersecurity Focus The launch of Thommessen CyberHub highlights a dedicated focus on cybersecurity and attack emulation, presenting opportunities for specialized cybersecurity solutions, training, and managed security services tailored to high-profile clients.

Recognition and Growth Consistently awarded Norway’s Firm of the Year and highly ranked in multiple categories, Thommessen’s ongoing industry recognition signals a growth-oriented firm that may seek innovative legal industry solutions, client engagement platforms, and professional development tools.

Thommessen Tech Stack

Thommessen uses 8 technology products and services including Facebook Pixel, Atlassian, Akamai, and more. Explore Thommessen's tech stack below.

Facebook Pixel

Analytics

Atlassian

Application Development & Management

Akamai

Content Delivery Network

Cloudflare

Content Management System

Mailjet

Video.js

Javascript Libraries

DocuSign

Miscellaneous

X-Content-Type-Options

Web & Portal Technology

Thommessen Email Formats	Example	Percentage
First.Last@thommessen.no	John.Doe@thommessen.no	78%
Last@thommessen.no	Doe@thommessen.no	15%
First.Middle.Last@thommessen.no	John.Michael.Doe@thommessen.no	4%
First@thommessen.no	John@thommessen.no	3%

Thommessen Email Formats

Example

Percentage

First.Last@thommessen.no

John.Doe@thommessen.no

78%

Last@thommessen.no

Doe@thommessen.no

15%

First.Middle.Last@thommessen.no

John.Michael.Doe@thommessen.no

First@thommessen.no

John@thommessen.no

Frequently Asked Questions

Where is Thommessen's headquarters located?

Thommessen's main headquarters is located at 38 Ruseløkkveien Oslo, Oslo 0251 Norway. The company has employees across 2 continents, including EuropeNorth America.

What is Thommessen's phone number?

You can contact Thommessen's main corporate office by phone at

+47-23-11-1****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Thommessen's official website and social media links?

Thommessen's official website is thommessen.no and has social profiles on LinkedIn.

What is Thommessen's SIC code NAICS code?

Thommessen's SIC code is 8111 - Legal Services NAICS code is 54111 - Offices of Lawyers.

How many employees does Thommessen have currently?

As of May 2026, Thommessen has approximately 481 employees across 2 continents, including EuropeNorth America. Key team members include Head Of Hr: A. T. B.Digitaliseringssjef/Cdo: T. M.Partner: A. M.. Explore Thommessen's employee directory with LeadIQ.

What industry does Thommessen belong to?

Thommessen operates in the Law Practice industry.

What technology does Thommessen use?

Thommessen's tech stack includes Facebook PixelAtlassianAkamaiCloudflareMailjetVideo.jsDocuSignX-Content-Type-Options.

What is Thommessen's email format?

Thommessen's email format typically follows the pattern of First.Last@thommessen.no. Find more Thommessen email formats with LeadIQ.

When was Thommessen founded?

Thommessen was founded in 1856.

Thommessen

Q: What is Thommessen's official website and social media links?

Thommessen's official website is thommessen.no. Thommessen has social profiles on LinkedIn.

Q: How many employees does Thommessen have currently?

Thommessen has approximately 481 employees.

Q: What technology does Thommessen use?

Thommessen's tech stack includes Microsoft PowerPoint, React Router, Akamai mPulse, Google Analytics, React.

Law PracticeOslo, Norway201-500 Employees

Thommessen is a prominent commercial law firm in Norway that serves both domestic and international clients across private and public sectors. It provides a full-service, modern legal offering designed to manage complex matters with confidence, efficiency, and high quality, drawing on extensive experience, capacity, and a collaborative culture. Founded in 1856 and based in Oslo, the firm also maintains offices in Bergen, Stavanger, and London.

Over its long history, Thommessen has been closely involved in shaping Norwegian business and continues to emphasize a future-oriented approach and sustainable growth within the business community. A notable recent development is the 2021 launch of Thommessen CyberHub, a one-stop shop for cyberassurance services built with international cybersecurity expertise.

Insights

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Thommessen Tech Stack

Media & News

Thommessen hired Hedvig Moe as Specialist Counsel on May 1st '23.

Thommessen recognized as top ranked in 16 categories in the Legal 500.

Green Ducklings Ltd. partners with Thommessen.

Thommessen launches Thommessen CyberHub.

Thommessen hired Kristine on Jan 1st '20.

Thommessen recognized as Firm of the Year.

Thommessen's Email Address Formats