Brussels is home to 13 SaaS and AI products actively bought by companies on Cledara, led by AppTweak (0.06% market share). This ranking is built from real purchasing data — what companies actually pay for, not funding announcements — and updates monthly. Data as of 27 July 2026, 17:44 UTC.
| # | Product | Category | Founded | Employees | Funding | 12-mo rank |
|---|---|---|---|---|---|---|
| 1 | AppTweak | Marketing & Growth | 2,014 | 51-200 employees | $10M - $25M | +36 |
| 2 | Beebole | People Ops & Talent | 2,008 | 11-50 employees | -142 | |
| 3 | SweepBright | Sales & Revenue | 2,016 | 11-50 employees | $1M - $5M | +287 |
| 4 | Cloudpepper | Operations & Supply Chain | 2,021 | 2-10 employees | ||
| 5 | Marker.io | Engineering & DevOps | 2,016 | 11-50 employees | ||
| 6 | Overloop | Sales & Revenue | 2,015 | 11-50 employees | ||
| 7 | Wonka AI | Sales & Revenue | 2,023 | 11-50 employees | ||
| 8 | Qover | Finance & Accounting | 2,016 | 51-200 employees | $25M - $50M | |
| 9 | Merchery | Operations & Supply Chain | 2,020 | 11-50 employees | ||
| 10 | OpenTheBox | Data & Analytics | 2-10 employees | |||
| 11 | SimpleBackups | Engineering & DevOps | 2-10 employees | |||
| 12 | Bpost | Operations & Supply Chain | 10,001+ employees | |||
| 13 | Thalys |
The largest SaaS company from Brussels by headcount is Bpost (10,001+ employees).
3 of 13 have disclosed funding, topped by Qover ($25M - $50M).
The newest entrant is Wonka AI (founded 2023).
The oldest is Beebole (founded 2008); the newest, Wonka AI (2023).
| Category | Products |
|---|---|
| Sales & Revenue | 3 |
| Operations & Supply Chain | 3 |
| Engineering & DevOps | 2 |
| Marketing & Growth | 1 |
| People Ops & Talent | 1 |
| Finance & Accounting | 1 |
| Data & Analytics | 1 |
| Other | 1 |
Brussels's SaaS scene skews toward Sales & Revenue — 3 of its 13 tracked companies build sales & revenue software.
Brussels accounts for 25% of the 51 ranked SaaS products founded in Belgium.
AppTweak, Beebole and SweepBright are the most-used SaaS products founded in Brussels, based on real purchasing data from companies on Cledara. Last updated 27 July 2026, 17:44 UTC.
13 SaaS and AI products founded in Brussels are actively bought by companies tracked on Cledara. Aggregators list more registered startups; this ranking counts only products with real, current usage.
AppTweak show the strongest rank gains among Brussels-founded products over the last 90 days.
Most lists rank Brussels startups by funding raised or valuation. This one ranks them by adoption — how many companies actually pay for each product — measured monthly from Cledara's purchasing data.