Insights

Managed Security Expertise Tesorion's specialization in 24/7 Managed Detection & Response services, supported by its Security Operations Center and dedicated threat intelligence teams, indicates a deep focus on proactive cybersecurity for private and public sector clients, presenting opportunities to upsell complex security management solutions.

Strong Industry Focus Operating within the computer and network security industry with an active client base in critical sectors, Tesorion's tailored services create potential for selling advanced threat detection solutions and incident response tools to organizations seeking to enhance their cyber resilience.

Recent Strategic Partnerships Tesorion's recent partnership with Passguard to improve visibility into infected devices suggests an openness to integrating innovative detection tools, opening avenues for offering complementary security products or customized threat intelligence services.

Expanding Capabilities The launch of new tools such as the Tesorion Vulnerability Explorer and the release of free decryptors for ransomware variants demonstrate a commitment to innovation and customer support, creating opportunities to market additional vulnerability assessment and ransomware mitigation solutions.

Growth and Investment Opportunities With a revenue range of 25 to 50 million dollars and a focus on high-quality, enterprise-grade security services, Tesorion presents potential sales prospects for scalable security solutions, OEM partnerships, and integration opportunities with broader cybersecurity platforms.

Tesorion Tech Stack

Tesorion uses 8 technology products and services including Microsoft Clarity, FancyBox, WhatsApp Business, and more. Explore Tesorion's tech stack below.

  • Microsoft Clarity
    Analytics
  • FancyBox
    Javascript Libraries
  • WhatsApp Business
    Live Chat
  • Qualys
    Network Security
  • JavaScript
    Programming Languages
  • PHP
    Programming Languages
  • C++
    Programming Languages
  • Elasticsearch
    Search Engines

Tesorion's Email Address Formats

Tesorion uses at least 1 format(s):
Tesorion Email FormatsExamplePercentage
First.Last@tesorion.nlJohn.Doe@tesorion.nl
49%
F.Last@tesorion.nlJ.Doe@tesorion.nl
1%
First.MiddleLast@tesorion.nlJohn.MichaelDoe@tesorion.nl
1%
First.Last@tesorion.nlJohn.Doe@tesorion.nl
49%

Frequently Asked Questions

Where is Tesorion's headquarters located?

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Tesorion's main headquarters is located at 4 Fokkerstraat Leusden, Utrecht 3833 Netherlands. The company has employees across 2 continents, including EuropeNorth America.

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

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Tesorion's official website is tesorion.nl and has social profiles on LinkedIn.

What is Tesorion's NAICS code?

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Tesorion's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Tesorion have currently?

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As of March 2026, Tesorion has approximately 111 employees across 2 continents, including EuropeNorth America. Key team members include Ceo Tesorion: E. V. G.Chief Executive Officer: A. D.Coo: G. W.. Explore Tesorion's employee directory with LeadIQ.

What industry does Tesorion belong to?

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Tesorion operates in the Computer and Network Security industry.

What technology does Tesorion use?

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Tesorion's tech stack includes Microsoft ClarityFancyBoxWhatsApp BusinessQualysJavaScriptPHPC++Elasticsearch.

What is Tesorion's email format?

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Tesorion's email format typically follows the pattern of First.Last@tesorion.nl. Find more Tesorion email formats with LeadIQ.

When was Tesorion founded?

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Tesorion was founded in 2018.

Tesorion

Computer and Network SecurityUtrecht, Netherlands51-200 Employees

Tesorion is een Nederlandse, onafhankelijke Managed Security Services Provider (MSSP). Tesorion levert private en publieke organisaties hoogwaardige 24/7 Managed Detection & Response (MDR) diensten vanuit het Tesorion Security Operations Center (T-SOC) in Nieuwegein. 
De kwaliteit van de MDR-dienstverlening van Tesorion wordt verrijkt door het eigen Intelligence Driven Protection (IDP) team en het Computer Emergency Response Center (CERT), die respectievelijk contextuele threat intelligence (TI) en incident response (IR) diensten leveren. 

De volledige dienstverlening van Tesorion is daarmee gericht op het vergroten van de cybervolwassenheid van haar klanten en de risico’s op cyberincidenten te minimaliseren.

Section iconCompany Overview

Headquarters
4 Fokkerstraat Leusden, Utrecht 3833 Netherlands
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2018
Employees
51-200

Section iconFunding & Financials

  • $25M$50M

    Tesorion's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    Tesorion's revenue is estimated to be in the range of $25M$50M

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