Insights

Growth through integration Tet highlights a merger with Aider to strengthen client partnerships and expand service offerings. This indicates cross-sell opportunities across accounting, advisory, and system solutions for existing Aider/Tet clients and potential new clients seeking integrated services.

Digital client enablement The tech stack shows emphasis on marketing and automation tools (LinkedIn Ads, Microsoft Advertising, HubSpot Content Hub, WordPress, Zapier, Piwik PRO Core) and collaboration (Microsoft 365). This points to opportunities to position Tet as a modern, tech-enabled accounting partner for digitally mature teams.

Advisory and systems focus Tet positions core competencies in accounting, advisory, and system solutions. This creates a sales opening to target mid-market firms seeking not just bookkeeping but strategic financial guidance and implemented software solutions to optimize decision-making.

Growth readiness signals The expansion narrative around 2020 and ongoing market presence suggests capacity to scale services for growing businesses. Sales conversations can target companies undergoing change management, mergers, or modernization initiatives that require integrated financial systems and advisory support.

Competitive positioning Tet portrays itself as a challenger in the industry focused on providing secure, future-oriented decision support. This can be leveraged to approach firms dissatisfied with incumbents, emphasizing value, risk management, and future-ready processes as a differentiator.

Similar companies to Tet

Tet Tech Stack

Tet uses 8 technology products and services including LinkedIn Ads, Microsoft Advertising, HubSpot Content Hub, and more. Explore Tet's tech stack below.

Media & News

Tet's Email Address Formats

Tet uses at least 7 email formats:
Tet Email FormatsExamplePercentage
Last@tet.noDoe@tet.no
47%
First@tet.noJohn@tet.no
42%
First.Last@tet.noJohn.Doe@tet.no
9%
FLast@tet.noJDoe@tet.no
2%
First.Last@aider.noJohn.Doe@aider.no
94%
First@aider.noJohn@aider.no
5%
FirstMiddle.Last@aider.noJohnMichael.Doe@aider.no
1%

Frequently Asked Questions

What is Tet's stock symbol?

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Tet is a publicly traded company; the company's stock symbol is TTI.

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

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Tet's official website is aider.no and has social profiles on LinkedIn.

How much revenue does Tet generate?

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As of August 2026, Tet's annual revenue is estimated to be $1B - $10B.

What is Tet's SIC code and NAICS code?

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Tet's SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services and NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Tet have currently?

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As of August 2026, Tet has approximately 313 employees across 6 continents, including Europe, Asia and North America. Key team members include Chief Executive Officer / Owner: A. T., Owner: T. E. and Owner: I. J. Explore Tet's employee directory with LeadIQ.

What industry does Tet belong to?

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Tet operates in the Accounting industry.

What technology does Tet use?

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Tet's tech stack includes LinkedIn Ads, Microsoft Advertising, HubSpot Content Hub, WordPress, Postman, Microsoft 365, Zapier and Piwik PRO Core.

What is Tet's email format?

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Tet's email format typically follows the pattern of Last@tet.no. Find more Tet email formats with LeadIQ.

When was Tet founded?

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Tet was founded in 2007.
Tet logo

Tet

AccountingOslo, Norway201-500 Employees

Tet operates in the accounting sector, offering core capabilities in accounting, advisory services, and system solutions designed to support informed decision-making. It emphasizes turning change into opportunities for development and growth and positions itself as a trustworthy partner that helps clients challenge, simplify, and collaborate. Based in Oslo, Norway, Tet is a mid-sized firm that expanded its capabilities through a Spring 2020 merger with Aider, a competence house also based in Oslo; the tie-up was framed as strengthening client service and the company’s industry position, with a new Aider brand planned for launch in September. The combination of Tet’s accounting, advisory, and system solutions proficiency aims to enable sound decisions and create value for its clients. Its target customers are organizations seeking support to navigate change, improve processes, and leverage technology for governance and growth. The company’s Oslo base situates it in the Norwegian market as a regional practitioner offering integrated financial and advisory services to help clients safeguard future decisions.

Section iconCompany Overview

Website
aider.no
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
Stock Symbol
TTI
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
2007
Employees
201-500

Section iconFunding & Financials

  • $1B - $10B

    Tet's revenue is estimated to be in the range of $1B - $10B

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