Insights

Growing Cybersecurity Expertise Tesorion's focus on high-quality 24/7 Managed Detection & Response services, supported by its own threat intelligence and incident response teams, indicates a strong commitment to advanced cybersecurity protection. This specialization presents an opportunity to engage with organizations seeking comprehensive, proactive security solutions.

Recent Leadership Expansion The appointment of a new director suggests strategic growth and potential new initiatives. This change can open doors to building relationships with decision-makers and presenting innovative security offerings aligned with the company's evolving vision.

Innovation in Threat Management The launch of tools like the Tesorion Vulnerability Explorer and free decryptors for ransomware demonstrate Tesorion’s dedication to innovative and preventative security measures. Offering tailored threat assessment and recovery services can appeal to organizations aiming to enhance their cybersecurity resilience.

Strategic Acquisitions The acquisition of Kahuna indicates a growth strategy that could lead to expanded service capabilities and market reach. Partnering with Tesorion during such transitions can facilitate upselling integrated security solutions to a broader client base.

Market Positioning Operating within a competitive landscape alongside large firms with extensive staff and revenue, Tesorion's niche focus on managed security services and incident response can be leveraged to target mid-sized organizations prioritizing specialized, high-touch cybersecurity services.

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

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 December 2025, Tesorion has approximately 106 employees across 2 continents, including EuropeNorth America. Key team members include Chief Executive Officer: A. D.Coo: G. W.Cto: D. J.. 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 Leusden. 
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

NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2018
Employees
51-200

Section iconFunding & Financials

  • $1M$10M

    Tesorion's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    Tesorion's revenue is estimated to be in the range of $1M$10M

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