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Home IoT United States Missouri St. Louis

Top Internet of Things Companies in St. Louis

Ratings Updated: March 15, 2026
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0 Leaders 9 Contenders

9 Companies

Country: United States
State: Missouri
City: St. Louis

List of the Top St. Louis IoT Developers

  • Featured

    What are Featured Providers?

    Yalantis Logotype

    Yalantis

    4.8 78 reviews
    Premier Verified
    $50,000+
    $50 - $99 / hr
    250 - 999
    Serves St. Louis, MO

    Services provided

    60% IoT Development
    10% AI Development
    10% BI & Big Data Consulting & SI +2 services
    10% Custom Software Development
    10% Product Design

    Yalantis is a distinguished IoT App Development company, noted for its outstanding custom healthcare software solutions. With 100% positive feedback, clients commend their seamless integration, consistent team continuity, and ability to deliver complex IoT integrations under tight deadlines. Yalantis is praised for its reliable outcomes, professionalism, and role as a strategic tech partner, making it an ideal choice for IoT solutions.

    See all 78 projects

    Reviews mention Easy to reach

    Clients consistently praised Yalantis for their accessibility and responsiveness. One client noted their 'always available' support, highlighting effective communication through scheduled meetings and pre-meeting question lists. This proactive approach facilitated a smooth workflow despite geographical distances. Overall, the sentiment regarding Yalantis's availability is highly positive, with clients expressing satisfaction in their ability to reach out and receive timely assistance throughout the project.
    • App Dev for Fashion Social Network App
      5.0 Jul 28, 2017

      I admire their communication. Yalantis was always available during weekends and at night. I am the type of person who thinks out loud, and I want to discuss my ideas. We communicate over email, Skype, and Slack. Yalantis has always been there for me, and they’re very patient.

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    2 of 2 reviews are 5 stars
    Unknown avg. project cost

    Reviewed 2 times in the past 6 months

    Recent reviews for Yalantis highlight strong client satisfaction, particularly regarding their project management and technical expertise. One client noted their proactive approach, stating Yalantis 'always looked to go above and beyond.' Another emphasized their effective communication and problem-solving capabilities. Both clients praised the team's ability to deliver on time and within budget, with no significant areas for improvement identified. Overall, the sentiment is overwhelmingly positive, indicating a solid fit for future projects.
    Read 2 Recent Reviews

    Average Project Cost Breakdown

    $50,000 to $199,999 (27) $200,000 to $999,999 (15) $10,000 to $49,000 (13) $1,000,000 to $9,999,999 (2)

    What Clients Have Said

    Clients consistently highlight Yalantis's competitive pricing and excellent value for money. For instance, one client noted that Yalantis's pricing fit their budget while delivering high-quality work. Another client emphasized that the quality of Yalantis's services justified their costs, stating they received better results compared to more expensive alternatives. Overall, feedback reflects satisfaction with the balance of cost and deliverables, reinforcing Yalantis's reputation as a cost-effective partner in software development.
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    View projects from:

    United States (44) Israel (3) England (3) China (3) Spain (2) Australia (2) Estonia (2) Canada (2) Sweden (2) Qatar (1) Poland (1) India (1) Norway (1) Nigeria (1) Switzerland (1) United Arab Emirates (1) Denmark (1) Kuwait (1)
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    Indeema Logotype

    Indeema

    5.0 77 reviews
    Premier Verified
    $50,000+
    $50 - $99 / hr
    50 - 249
    Serves St. Louis, MO

    Services provided

    40% IoT Development
    20% AI Development
    10% AI Agents +3 services
    10% Custom Software Development
    10% Product Design
    10% UX/UI Design

    Indeema is a company specializing in IoT development and consulting services, offering expertise in IoT app development, device development, and integration. Feedback from their clients is overwhelmingly positive, with 100% of reviews highlighting their technical expertise, effective project management, and commitment to client satisfaction. Clients consistently commend Indeema for its proactive approach and seamless communication, with no significant areas for improvement noted.

    See all 77 projects

    Reviews mention High-quality work

    Clients consistently praise Perfsol for delivering high-quality work, highlighting their commitment to excellence. Notable feedback includes a CTO who noted, 'The team is true professionals in their field, showing deep expertise and reliability throughout the project.' Another client remarked on their 'excellent communication and strong technical expertise,' emphasizing the quality of solutions provided. Overall, the sentiment towards the quality of work is overwhelmingly positive, with clients expressing satisfaction with timely deliveries and effective problem-solving.
    • UX/UI Design for Engineering Company
      5.0 Jul 22, 2024

      The speed and quality of their work were impressive. They delivered on time and maintained transparency throughout the project.

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    • Mobile App Dev for Design & Dev Company
      5.0 Dec 1, 2022

      The app is popular in the United States, and after updates, it received even more downloads. The results have exceeded our expectations, and the app is extremely well-developed.

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    • Custom Software Development for Wifi Gauge Manufacturer
      5.0 Nov 8, 2022

      Our product now has a stable, reliable piece of firmware. Customer complaints have decreased significantly, indicating a high standard of work.

      Read Full Review
    • Chrome Extension Development for Assistive Tech Company
      5.0 Mar 16, 2021

      The new extension has been very well received by our customers. The look and feel of the deliverables are in par to the services our customers expect from us.

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    • Mobile App for Wine Brokerage Company
      5.0 Feb 15, 2019

      They went above and beyond for us—their goal was always to please the customer and deliver quality work. They ensured we were satisfied with their progress.

      Read Full Review
    Read All Reviews
    2 of 2 reviews are 5 stars
    1 new review for IoT Development services
    $10,000 – $49,000 avg. project cost

    Reviewed 2 times in the past 6 months

    Recent reviews of Indeema reflect a highly positive sentiment, emphasizing their exceptional project management and responsiveness. Clients praised their commitment to deadlines and thorough documentation, with one CEO noting they consistently delivered ahead of schedule and provided phenomenal quality. A development manager highlighted their comprehensive involvement from R&D to production files, underscoring their strategic thinking in project execution. Overall, clients report satisfaction with no significant areas for improvement identified.
    Read 2 Recent Reviews

    Industry Experience

    Indeema Software has demonstrated significant expertise across a variety of industries including Consumer Products & Services, Financial Services, Advertising & Marketing, and Education. Clients consistently praise their project management, responsiveness, and technical proficiency, particularly in developing complex applications and hardware solutions. The overall sentiment is highly positive, highlighting their innovative approach and ability to meet project requirements effectively. These attributes make them particularly well-suited for projects in tech-driven sectors, healthcare, and consumer services.

    Read All Reviews

    Select Industry to see insights

    Engineering Energy & natural resources Retail Agriculture Consumer Products Nonprofit Sports Restaurants Research Consulting IT Services Other Industry Business services Arts, entertainment & music Software Other industries Education Manufacturing Healthcare Information technology Construction Financial services Advertising & marketing Consumer products & services

    Average Project Cost Breakdown

    $10,000 to $49,000 (25) $50,000 to $199,999 (22) $200,000 to $999,999 (9) Less than $10,000 (7) $1,000,000 to $9,999,999 (2)

    What Clients Have Said

    Clients have expressed strong satisfaction with the overall cost and value for money provided by the companies. For instance, a client noted that Perfsol delivered high-quality work at competitive prices, emphasizing their transparent communication and responsiveness. Another client appreciated Vakoms for being flexible and providing great value, stating they delivered on time and aligned well with budget expectations. Overall, feedback indicates that both companies offer excellent value relative to their pricing, with many clients highlighting their reliability and professionalism.
    Read All Reviews
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    Cogniteq Logotype

    Cogniteq

    4.9 42 reviews
    Premier Verified
    $10,000+
    $50 - $99 / hr
    50 - 249
    Serves St. Louis, MO

    Services provided

    10% IoT Development
    75% Mobile App Development
    10% Web Development +1 service
    5% Custom Software Development

    Cogniteq is a distinguished company specializing in IoT Solutions, IoT App Development, and IoT Integration. With approximately 100% of reviewers highlighting their proficiency in IoT projects, clients commend their high-quality coding, effective project management, and excellent communication. The firm is noted for its capability to align with client values and resolve technical challenges efficiently, exemplifying their expertise in cyber-physical software development.

    See all 42 projects
    2 of 2 reviews are 5 stars
    Unknown avg. project cost

    Reviewed 2 times in the past 6 months

    In the last six months, client feedback on Cogniteq highlights their effective project management and high-quality deliverables. One CEO noted their backend developer's proactive communication and alignment with project requirements, while another client praised Cogniteq's timely delivery and thorough project analysis. Overall sentiment is overwhelmingly positive, with clients appreciating the professionalism and competence of the team, and no areas for improvement were identified.
    Read 2 Recent Reviews
    3 of 3 IoT Development reviews are 5 stars
    $10,000 – $49,000 avg. project cost

    IoT Development PROJECT HIGHLIGHT

    Mobile App Dev for Control Systems Manufacturer

    5.0 — Cogniteq developed an Android app for a control systems manufacturer. After learning the goals, they helped validate the client's IoT solution with a proof-of-concept app. Read more
    Read 3 Reviews

    More responsive than most other service providers

    Cogniteq is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch

    View projects from:

    Germany (7) England (5) Netherlands (4) Denmark (4) Sweden (4) Austria (3) Switzerland (2) Estonia (1) Ireland (1) Poland (1) Georgia (1) Finland (1) United States (1) Belgium (1)
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  • e-con Systems Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    250 - 999
    St. Louis, MO

    Services provided

    50% IoT Development
    50% Application Management & Support

    E-con Systems, an IoT development and Application Management & Support company, was established in 2003. They provides IoT development and Application Management & Support.

    Read more
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  • Object Computing, Inc. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    St. Louis, MO

    Services provided

    20% IoT Development
    40% AI Development
    20% Blockchain +2 services
    10% Custom Software Development
    10% Web Development

    Object Computing, Inc. Is an AI company. In St. Louis, Missouri, the company provides Artificial Intelligence and Blockchain.

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  • Oakwood Systems Group, Inc. Logotype

    Not yet reviewed

    $5,000+
    $150 - $199 / hr
    50 - 249
    St. Louis, MO

    Services provided

    10% IoT Development
    20% Cloud Consulting & SI
    15% BI & Big Data Consulting & SI +5 services
    15% IT Managed Services
    10% Custom Software Development
    10% Cybersecurity
    10% IT Strategy Consulting
    10% Mobile App Development

    Founded in 1981, Oakwood Systems Group, Inc. Is a cloud consulting & SI company. The firm focuses on cloud consulting & SI and BI & big data consulting & SI.

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  • Alambda Systems Logotype

    Not yet reviewed

    $5,000+
    $150 - $199 / hr
    10 - 49
    St. Louis, MO

    Services provided

    20% IoT Development
    20% AI Development
    20% Cloud Consulting & SI +2 services
    20% Cybersecurity
    20% DevOps Managed Services

    Cloud consulting & SI company Alambda Systems was founded in 2014. The firm focuses on cloud consulting & SI and Cybersecurity, and is small.

    Read more
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  • Amitech Solutions Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Creve Coeur, MO

    Services provided

    20% IoT Development
    20% AI Development
    20% BI & Big Data Consulting & SI +2 services
    20% Business Consulting
    20% Robotics Process Automation

    Amitech Solutions is a big data analytics company. Launched in 1999, the firm is in Creve Coeur, Missouri. Their services include BI & big data consulting & SI and IoT development.

    Read more
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  • TREE Industries Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Florissant, MO

    Services provided

    25% IoT Development
    25% AI Consulting
    25% AI Development +1 service
    25% AR/VR Development

    TREE Industries is a small AR/VR development company. They offer AR/VR development and IoT development and were founded in 2017.

    Read more
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  • Mingo Smart Factory Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Clayton, MO

    Services provided

    25% IoT Development
    50% Digital Strategy
    25% BI & Big Data Consulting & SI

    Digital Strategy company Mingo Smart Factory is located in Whitefish, Montana and Clayton, Missouri. They focus on Digital Strategy and BI & big data consulting & SI.

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  • Data Solutions Group Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Chesterfield, MO

    Services provided

    10% IoT Development
    20% IT Managed Services
    20% IT Strategy Consulting +4 services
    15% Cloud Consulting & SI
    15% Cybersecurity
    10% AR/VR Development
    10% ERP Consulting and SI

    Data Solutions Group is an IT strategy consulting company. Their small team is in Chesterfield, Missouri. Their services include IT strategy consulting and IT managed services.

    Read more
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  • Wise Equation Solutions Inc. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Chesterfield, MO

    Services provided

    10% IoT Development
    10% AI Development
    10% Cloud Consulting & SI +7 services
    10% DevOps Managed Services
    10% ERP Consulting and SI
    10% IT Staff Augmentation
    10% IT Strategy Consulting
    10% Low/No Code Development
    10% Mobile App Development
    10% UX/UI Design

    Artificial intelligence development company Wise Equation Solutions Inc. Was launched in 2006. The midsize team offers Artificial Intelligence and UX/UI Design.

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List of the Top St. Louis IoT Developers

  1. e-con Systems Logotype

    e-con Systems

    $10,000+
    $25 - $49 / hr
    250 - 999
    St. Louis, MO

    Ability to deliver

    5.8/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.8/10 Market Presence

    Service focus

    50% IoT Development
    50% Other
    View Profile Visit Website
  2. Object Computing, Inc. Logotype

    Object Computing, Inc.

    Undisclosed
    Undisclosed
    50 - 249
    St. Louis, MO

    Ability to deliver

    6.5/40.0
    0/20 Reviews
    0.6/10 Clients & Experience
    5.9/10 Market Presence

    Service focus

    20% IoT Development
    80% Other
    View Profile Visit Website
  3. Oakwood Systems Group, Inc. Logotype

    Oakwood Systems Group, Inc.

    $5,000+
    $150 - $199 / hr
    50 - 249
    St. Louis, MO

    Ability to deliver

    6.4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    6.4/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  4. Alambda Systems Logotype

    Alambda Systems

    $5,000+
    $150 - $199 / hr
    10 - 49
    St. Louis, MO

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    20% IoT Development
    80% Other
    View Profile Visit Website
  5. Amitech Solutions Logotype

    Amitech Solutions

    Undisclosed
    Undisclosed
    50 - 249
    Creve Coeur, MO

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    20% IoT Development
    80% Other
    View Profile Visit Website
  6. TREE Industries Logotype

    TREE Industries

    Undisclosed
    Undisclosed
    2 - 9
    Florissant, MO

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    25% IoT Development
    75% Other
    View Profile Visit Website
  7. Mingo Smart Factory Logotype

    Mingo Smart Factory

    Undisclosed
    Undisclosed
    2 - 9
    Clayton, MO

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    25% IoT Development
    75% Other
    View Profile Visit Website
  8. Data Solutions Group Logotype

    Data Solutions Group

    Undisclosed
    Undisclosed
    10 - 49
    Chesterfield, MO

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  9. Wise Equation Solutions Inc. Logotype

    Wise Equation Solutions Inc.

    Undisclosed
    Undisclosed
    50 - 249
    Chesterfield, MO

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website

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