Top 20 Internet of Things (IOT) Development Firms in Bulgaria

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Top 20 Internet of Things (IOT) Development Firms in Bulgaria

The Best of May 2025

Looking for a top IoT developer in Bulgaria?

Internet of things (IoT) is able to generate “big” data which can help your company by creating new business opportunities and transforming its operations.

To assist you in your search for a partner, we’ve compiled this list of the top Internet of Things companies in Bulgaria. 

List of the Best Bulgaria IOT Consultants

  • 1
    (7 Reviews) 4.9

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    4.9
    $25,000+
    50 - 249 employees
    Sofia, Bulgaria
    ELando AD, a custom software development firm, was founded in 2016. The midsize team specializes in Custom Software Development, IT strategy consulting, cloud consulting & SI, Cybersecurity, and more. The agency is located in Sofia, Bulgaria; Shumen, Bulgaria; Stara Zagora, Bulgaria and Plovdiv, Bulgaria.
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    Clients

    Allianz

    Industries

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  • 2
    (3 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    4.8
    $50,000+
    50 - 249 employees
    Varna, Bulgaria

    Established in 2003, Quanterall is a blockchain company. The agency provides blockchain, custom software development, IoT development, mobile app development, and more and has a midsize team. The agency is in Sofia, Bulgaria.

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    Clients

    SAP

    Industries

  • 3
    (17 Reviews) 4.8

    Timeliness

    4.6

    Service Excellence

    4.7

    Value

    4.6

    Would Recommend

    4.9
    $10,000+
    50 - 249 employees
    Sofia, Bulgaria
    In Sofia, Bulgaria and London, England, BGO Software - The Digital Health Lab is a software development firm. The midsize team provides Custom Software Development, IT strategy consulting, IT managed services, Mobile App Development, and more and was founded in 2008.
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    Clients

    NHS UK - Department of Health, Roche, LabCorp, IQVIA, Curaden, Ampersand Health, BodySpec and many other HealthTech companies.

    Industries

  • 4
    (5 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    4.9
    $25,000+
    10 - 49 employees
    Sofia, Bulgaria

    App Streams Ltd is a web development firm. Headquartered in Sofia, Bulgaria, their small team focuses on web development, mobile app development, application testing, ux/ui design, and more. The company was launched in 2018.

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    Clients

    CarsCentral

    Industries

  • 5
    (12 Reviews) 4.9

    Timeliness

    4.5

    Service Excellence

    4.8

    Value

    4.7

    Would Recommend

    4.8
    $50,000+
    50 - 249 employees
    Sofia, Bulgaria

    Devision is a development outsourcing firm based in Sofia, Bulgaria with an office in Ukraine. Established in 2007, Devision has just under 60 employees and provides a wide range of development services based on a comprehensive technology stack. They offer development of custom software, web applications, and Android and iOS mobile apps to mid-market and enterprise clients in the business services, IT, and telecommunications sectors. 

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    Clients

    COPYBOOK

    Industries

  • 6
    (13 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    50 - 249 employees
    Sofia, Bulgaria
    Aionys is a midsize software development company. Established in 2016, the team provides Custom Software Development, IT staff augmentation, IoT development, Enterprise App Modernization, and more. The firm is headquartered in Sofia, Bulgaria; Linz, Austria and Assago, Italy.
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    Clients

    EstateVisor

    Industries

  • 7
    (1 Reviews) 5.0

    Timeliness

    4.0

    Service Excellence

    4.5

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Sofia, Bulgaria

    IoT development company ThingsLog is based in Sofia, Bulgaria. Founded in 2013, the small team provides IoT development, IT managed services, web development, mobile app development, and more.

    Read More

    Industries

  • 8
    (1 Reviews) 5.0

    Timeliness

    4.0

    Service Excellence

    4.5

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    2 - 9 employees
    Gabrovo, Bulgaria
    IoT development company Senstate Technologies is in Gabrovo, Bulgaria. The small agency was launched in 2020. Their services include IoT development and other IT consulting and SI.
    Read More

    Industries

  • 9
    (1 Reviews) 5.0

    Timeliness

    4.5

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    2 - 9 employees
    Sofia, Bulgaria

    Dision is a mobile app development firm located in both Walnut Creek, California and Sofia, Bulgaria. Dision was founded in 2015 and has fewer than 10 employees. The company offers mobile app development as well as UI/UX design and IoT development within the business, IT, and healthcare industries.

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    Clients

    Shutterstock

    Industries

  • 10
    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    2 - 9 employees
    Sofia, Bulgaria
    Truesight Technologies is a small software development company. The Sofia, Bulgaria-based firm was founded in 2020. Their services include custom software development, IT staff augmentation, other application development, and api development.
    Read More

    Industries

  • 11
    (4 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    5.0

    Value

    4.8

    Would Recommend

    4.9
    $5,000+
    10 - 49 employees
    Sofia, Bulgaria

    MENA Software was founded in 2012 in Sofia, Bulgaria. It now has 21 employees providing services in blockchain, non-voice BPO/back office services, and BI & big data consulting & SI.They mainly work in the information technology, business services, and financial services industries.

     

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    Clients

    StanVision

    Industries

  • 12
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    Sofia, Bulgaria
    IndigoVerge is a software development company. In Sofia, Bulgaria, the firm was launched in 2006. Their team focuses on Custom Software Development and IoT development.
    Read More

    Industries

  • 13
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Sofia, Bulgaria
    Launched in 2015, findy IoT, a small IoT development company, is based in Sofia, Bulgaria. Their services include IoT development and Custom Software Development.
    Read More
  • 14
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Sofia, Bulgaria
    Process of Things - PoT is a small Blockchain and IoT development company founded in 2018. Their services include Blockchain and IoT development.
    Read More
  • 15
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Sofia, Bulgaria
    Wildorb Interactive Design Studio, a software development firm, is based in Sofia, Bulgaria. They provide Custom Software Development and UX/UI Design.
    Read More

    Industries

  • 16
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Sofia, Bulgaria
    Founded in 2013, NCB Ltd is a software development firm. Their team offers Custom Software Development and Web Development.
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  • 17
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    2 - 9 employees
    Sofia, Bulgaria
    OBG Ltd. Is a mobile app development company. Their team is headquartered in Sofia, Bulgaria. The agency specializes in Mobile App Development and Web Development.
    Read More

    Industries

  • 18
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    250 - 999 employees
    Sofia, Bulgaria
    Soitron is a Bratislava 25, Slovakia-based IT managed services company. The team provides IT managed services and IT staff augmentation.
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    Clients

    HPE

    Industries

  • 19
    (15 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    50 - 249 employees
    Sofia, Bulgaria

    BVP Software is a small web development company. The L'viv, Ukraine-based company was founded in 2020. Their team offers web development, custom software development, api development, IoT development, and more.

    Read More

    Industries

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