Ranking · Nature reserve activities

Nature reserve activities: largest employers

36 Belgian companies in the sector (NACE 9142) report employees in recent accounts; here are the top 20. Grottes de HAN leads with 101.9 FTE (financial year 2025).

Top 20

Ranked by average headcount (FTE) reported in the latest filed accounts (accounts less than 3 years old).

#Company Total assetsRevenue EquityFTEYear
1 Grottes de HAN 5580 Rochefort €19.6m €11.4m €7.35m 101.9 2025
2 Forestia 4910 Theux €4.98m — €1.70m 44.0 2026
3 Regionaal Landschap Kempen en Maasland 3600 Genk €4.74m — €1.86m 30.3 2025
4 Limburgs Landschap 3550 Heusden-Zolder €32.0m — €30.2m 25.6 2025
5 Regionaal Landschap Haspengouw en Voeren 3720 Hasselt €2.85m — €1.24m 23.2 2025
6 Commission de Gestion du Parc Naturel des Plaines de l'Escaut Association Sans BUT Lucratif 7603 Péruwelz €1.77m — 452,815 € 21.8 2025
7 Commission de gestion du Parc Naturel Hautes Fagnes-Eifel, association sans but lucratif ou ASBL 4950 Waimes €2.39m 154,532 € 959,189 € 20.3 2025
8 REGIONAAL LANDSCHAP DE VOORKEMPEN vzw 2520 Ranst €4.47m — 966,878 € 18.5 2025
9 Regionaal Landschap Westhoek 8600 Diksmuide €1.74m — 785,330 € 18.0 2025
10 Commission de Gestion Parc Naturel Viroin-Hermeton 5670 Viroinval €1.26m — 988,534 € 17.6 2025
11 Regionaal Landschap Schelde-Durme 9230 Wetteren €1.75m — €1.12m 17.4 2025
12 Regionaal Landschap Rivierenland 2800 Mechelen €1.62m — 579,573 € 16.7 2025
13 Pouvoir Organisateur du Parc Naturel Haute-Sûre Forêt d'Anlier asbl 6630 Martelange €1.45m — 976 € 16.4 2025
14 Ardenne et Gaume 5500 Dinant €7.22m — €5.11m 15.7 2025
15 Regionaal Landschap Kleine en Grote Nete 2360 Oud-Turnhout €1.48m — 721,299 € 15.5 2025
16 Regionaal Landschap Brabantse Kouters 1800 Vilvoorde €1.46m — 356,095 € 15.4 2025
17 De Zonnegloed 8640 Vleteren €2.44m — €2.29m 14.9 2025
18 Regionaal Landschap Lage Kempen 3560 Lummen €1.91m — 700,761 € 13.9 2025
19 Regionaal Landschap Houtland & Polders 8200 Bruges €1.21m 472,153 € 554,021 € 13.7 2025
20 Regionaal Landschap Zuid-Hageland 3300 Tienen €1.08m — 390,470 € 11.2 2025

Headcount reported by the company for all its sites: the jobs may be located elsewhere.

“—”: not published. Small companies (micro and abridged accounts) do not have to publish their revenue.

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Frequently asked questions

Who is the largest employer in Nature reserve activities?

Grottes de HAN, with 101.9 full-time equivalents reported (financial year 2025).

How many Nature reserve activities companies report employees?

36 out of 77, in accounts less than 3 years old.

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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.