Company lists · Data refreshed September 2026
Top 22 Iot software companies based in Belgium
RevenueBase identified 40 iot software companies headquartered in Belgium as of September 2026 and tracks 1,172 professional contacts across them, including 384 with verified work emails and 50 with mobile numbers. Brussels is the largest hub.
This list covers iot software companies headquartered in Belgium, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 4, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 22 largest iot software companies based in Belgium
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | OptionIndirect evidence | 108 | |||
“Option connects all your “things” and sensors securely to your Cloud.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 2 | SUIVOIndirect evidence | 38 | |||
“Suivo is an Internet of Things and SaaS company.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 3 | 29 | ||||
“Calculus is your digital canary.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 4 | 26 | ||||
“Aloxy is a tech company that builds an Industrial IoT platform for the energy and chemical industry going from sensors, wireless communication and gateways to a cloud platform and…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 5 | 24 | ||||
“We connect humans with machines to create business value.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 6 | 17 | ||||
“Actia Telematics Services (ATS) is the software solutions subsidiary of Actia Group.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 7 | Vlegel TechnologyPartial evidence | 10 | |||
“Your Industrial Software Partner.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 8 | 8 | ||||
“Aptus is a leading engineering company specialized in the design, development, and production of cutting-edge IoT products and solutions.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 9 | 8 | ||||
“ALOALTO helps bring traditional industries into the digital age and to reduce operational costs.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 10 | 6 | ||||
“We are inspired by this fast moving world and with our roots and time spent in technological environments it engendered a respect for the combination of knowledge in electronics…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 11 | 5 | ||||
“IoT-D is a product development company based on IoT devices and ICT solutions” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 12 | 5 | ||||
“IOT Factory improves the management and efficiency of buildings.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 13 | TWISTIndirect evidence | 4 | |||
Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 14 | Allthingstalk By AlsoPartial evidence | 4 | |||
“AllThingsTalk markets a scalable IoT Application Enablement platform which can be used as an agile, rapid prototyping environment, as well as for full service roll-out of…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 15 | 1 | ||||
“byNubian offers innovative hardware, software and IoT-solutions for capturing, persisting and analyzing building and sensor data.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 16 | 1 | ||||
“Internet of Things (IoT) specialist, Our team offers IoT expertise on integration, software development, architecture, communication networks, R&D, PLC, CAD, track & trace…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 17 | Mentis ServicesPartial evidence | 1 | |||
“Mentis Services is an international software engineering company, formerly known as SUDE.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 18 | Tacquet SolutionsIndirect evidence | 1 | |||
“We specialize in IT Operations Management, IT Consultancy and IT/Security Auditing.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1 | ||||
“DataBang is a Solution Provider in IoT.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1 | ||||
“Solutions IOT” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 21 | 1 | ||||
“I(o)T consultancy” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 22 | Kuub3Partial evidence | 1 | |||
“Connecting remote IoT objects” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
Showing 22 of 40 iot software companies based in Belgium
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Iot software companies based in Belgium at a glance
As of Sep 4, 2026Companies by employee count
Verified emails by last verification
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among iot software companies, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Belgium whose own description of what they do matches “iot software companies”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among iot software companies, and records with no verified work email. Companies headquartered outside Belgium are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 384 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 4, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
How many iot software companies are there based in Belgium?
RevenueBase identified 40 iot software companies headquartered in Belgium as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Option, headquartered in Leuven Brabant, tops this list with the largest team on record.
Which city has the most iot software companies?
Brussels leads with 3 headquartered companies, followed by Leuven (3) and Antwerp (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 384 verified decision-maker contacts tracked across these 40 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 4, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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