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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).
Rank by Total assets Revenue Headcount
# Company
Total assets Revenue
Equity FTE Year
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
← The whole Nature reserve activities sector
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.