Top 30 Cybersecurity Companies in Estonia

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Top 30 Cybersecurity Companies in Estonia

The Best of December 2025

Looking for a top cybersecurity consultant in Estonia?

Check out our list of the best cybersecurity consulting companies to choose a partner that can secure your company. Preventing data breaches should be the top security priority for all businesses in the digital age. 

List of the Best Estonia Cybersecurity Consultants

  • 1
    (31 Reviews) 4.8

    Timeliness

    4.7

    Service Excellence

    4.8

    Value

    4.6

    Would Recommend

    4.9
    $25,000+
    1,000 - 9,999 employees
    Tallinn, Estonia

    ELEKS is a custom software development firm established in 1991. Their large team is in Tallinn, Estonia; L'viv, Ukraine; Berlin, Germany and Rzeszów, Poland. Their services include Custom Software Development, BI & big data consulting & SI, cloud consulting & SI, Cybersecurity, and more.

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    Clients

    BNY Mellon DPD Acino DRAX

    Industries

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  • 2
    (16 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    4.9
    $5,000+
    10 - 49 employees
    Tallinn, Estonia
    Headquartered in Tallinn, Estonia, Trilight Security is a Cybersecurity company. The small team provides Cybersecurity and IT staff augmentation and was founded in 2020.
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    Industries

  • 3
    (32 Reviews) 4.9

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.9
    $1,000+
    50 - 249 employees
    Tallinn, Estonia
    Cybersecurity company DATAMI is based in Tallinn, Estonia; New York, New York and Kyiv, Ukraine. The midsize firm was launched in 2016. Their services include Cybersecurity, Blockchain, DevOps Managed Services, IT managed services, and more.
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    Clients

    Solvd Adr0meda S-PRO

    Industries

  • 4
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Tallinn, Estonia

    ShellBoxes, a cybersecurity and blockchain company, is in Marrakesh, Morocco. The small agency was founded in 2021. Their services include cybersecurity and blockchain.

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    Industries

  • 5
    (6 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Tallinn, Estonia

    Protagonist is a Cybersecurity company. They specialize in Cybersecurity, cloud consulting & SI, and IT managed services and were launched in 2019. The agency is in Tallinn, Estonia.

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    Industries

  • 6
    (3 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Tallinn, Estonia
    Cybersecurity company ADVSEC is located in Tallinn, Estonia. The small firm was launched in 2024. Their team provides Cybersecurity and cloud consulting & SI.
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    Industries

  • 7
    (2 Reviews) 4.5

    Timeliness

    5.0

    Service Excellence

    4.5

    Value

    4.8

    Would Recommend

    4.3
    Undisclosed
    2 - 9 employees
    Maardu, Estonia
    Vespia is a cybersecurity and AI development company. The small Maardu, Estonia-based firm was launched in 2020. Their services include cybersecurity and Artificial Intelligence.
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    Industries

  • 8
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Tartu, Estonia
    CYBERARCH CONSULTING OÜ, a Cybersecurity company, was founded in 2018. The small team offers Cybersecurity.
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    Industries

  • 9
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Tallinn, Estonia
    CyberWiseSpace OÜ, a Cybersecurity company, provide Cybersecurity and IT strategy consulting. They were founded in 2019.
    Read More

    Industries

  • 10
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Haaslava, Estonia
    Secnora is a Cybersecurity company. Established in 2018, their team provides Cybersecurity and IT managed services.
    Read More

    Industries

  • 11
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Tallinn, Estonia
    Cyber Hermes OÜ is a Cybersecurity company. The team focuses on Cybersecurity, and the company is located in Tallinn, Estonia.
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  • 12
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Kesklinna, Estonia
    XF Systems is a Cybersecurity company. They are in Kesklinna, Estonia and have small team of experts. Their services include Cybersecurity and IT managed services.
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  • 13
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Tallinn, Estonia
    Cappture is a small Back Office Outsourcing company headquartered in Tallinn, Estonia. The team offers Back Office Outsourcing and IT managed services.
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  • 14
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Tallinn, Estonia
    Smiddle International is a midsize Tallinn, Estonia-based IT managed services company. The team offers IT managed services and Cybersecurity.
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    Industries

  • 15
    (0 Reviews)

    Not yet reviewed.

    $25,000+
    10 - 49 employees
    Tallinn, Estonia
    Hansab IT Solutions is a business intelligence company. They are located in Tallinn, Estonia. Their team provides BI & big data consulting & SI and cloud consulting & SI.
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    Industries

  • 16
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Tallinn, Estonia
    Shadow Surface is a cloud consulting & SI company. They were founded in 2023 and provide cloud consulting & SI and Cybersecurity.
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  • 17
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Tallinn, Estonia
    BluCloud Group is a branding firm. Founded in 2011, the agency is located in Tallinn, Estonia. Their team focuses on Branding and UX/UI Design.
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    Clients

    NORDCONNECT
  • 18
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Tallinn, Estonia
    QOSQO IT, a cloud consulting & SI company, was established in 2020. The team provides cloud consulting & SI and Cybersecurity.
    Read More

    Industries

  • 19
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Tartu, Estonia
    Umesh Space is an IT strategy consulting company based in Tartu, Estonia. Founded in 2018, the team offers IT strategy consulting and Cybersecurity.
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  • 20
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Tallinn, Estonia
    Cloud consulting & SI company Seiod Engineers was founded in 2021. Based in Tallinn, Estonia, the team focuses on cloud consulting & SI and Cybersecurity.
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  • 21
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    Tartu, Estonia
    Gigson Solutions is a Barcelona, Spain-based Cybersecurity company. They focus on Cybersecurity and Custom Software Development and were launched in 2022.
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    Industries

  • 22
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Tallinn, Estonia
    Qflux is a web design company. They are headquartered in Tallinn, Estonia, and their services include Web Design and UX/UI Design.
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    Industries

  • 23
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Tallinn, Estonia
    AmonSul, a Cybersecurity company, provide Cybersecurity and IT managed services. They were established in 2024.
    Read More
  • 24
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Rae, Estonia
    Lembitech is an IT strategy consulting company. Their team is in Rae, Estonia and T'bilisi, Georgia and focuses on IT strategy consulting and BI & big data consulting & SI.
    Read More

    Clients

    Yieldstreet.com ECR.AI Alanda.io Nextlane.com

    Industries

  • 25
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Goeteborg, Sweden
    Founded in 2015, Unikie, a midsize software development company, is located in München, Germany and Tampere, Finland. Their services include Custom Software Development and Web Development.
    Read More

    Industries

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