Insights

Partner Growth Tet recently expanded through a strategic merger with Aider, enhancing capabilities in accounting, advisory, and system solutions. This combined breadth creates cross-sell opportunities for integrated financial services, consulting, and tech-enabled accounting solutions.

Tech Stack Leverage Aider and Tet employ a modern tech arsenal including HubSpot Content Hub, WordPress, Postman, Zapier, and Piwik PRO Core. This opens doors for selling CRM-driven marketing services, data analytics, automation, and digital client experience improvements to mid-market firms.

Digital Transformation The emphasis on change management, technology, and value creation signals demand for cloud-based accounting platforms, process automation, and decision-support tools as firms seek to modernize finance operations.

Market Positioning Tet positions itself as a trusted partner creating “security for tomorrow’s decisions.” This can be leveraged to target growth-driven businesses seeking risk management, scalable solutions, and strategic financial advisory.

Sustainability & Growth With a focus on development, innovation, and responsible stewardship of opportunities, there is an opportunity to present sustainable expansion packages, long-term engagement models, and value-based pricing to prospective clients undergoing rapid change.

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 October 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 October 2026, Tet has approximately 318 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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