Nature reserve activities: highest published revenue
14 Belgian companies in the sector (NACE 9142) publish their revenue in recent accounts; here are the top 14. Grottes de HAN leads with €11.4m (financial year 2025).
Top 14
Ranked by revenue published in the latest filed accounts (accounts less than 3 years old).
These are the revenue figures published in the annual accounts. Small companies (micro and abridged accounts) do not have to publish theirs: they do not appear in this ranking.
← The whole Nature reserve activities sector
Frequently asked questions
Which company in Nature reserve activities has the highest revenue?
Grottes de HAN, with €11.4m in revenue (financial year 2025).
How many Nature reserve activities companies publish their revenue?
14 out of 77, in accounts less than 3 years old. Small companies (micro and abridged accounts) are not required to publish it.
Analyse companies in Nature reserve activities
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Open the full file →Active companies (legal entities) that have filed at least one set of annual accounts, based on the Crossroads Bank for Enterprises and the National Bank of Belgium. The sector is the main activity in the register; the municipality is that of the registered office. Data updated on 12 Nov 2026.