Ranking · Brussels · NACE 81
Services to buildings and landscape activities: the largest companies in Brussels
As of 13 Nov 2026, 1,008 companies in Services to buildings and landscape activities (NACE 81) in Brussels publish total assets in recent accounts (financial years 2023 to 2026). The top 10 account for €1.42bn, out of €2.03bn for all of them; median total assets are 113,392 €. Monument Immo Management leads with €393.4m (financial year 2025).
Top 50 · Services to buildings and landscape activities · Brussels
Ranked by total assets in the latest filed accounts. This is a size criterion, not an assessment.
| # | Company | Total assets | Revenue | Equity | FTE | Year |
|---|---|---|---|---|---|---|
| 1 | Monument Immo Management 1210 Saint-Josse-ten-Noode | €393.4m | €5.08m | €348.3m | 0.4 | 2025 |
| 2 | EQUANS Services 1210 Saint-Josse-ten-Noode | €250.1m | €527.9m | €56.8m | 2,081.2 | 2025 |
| 3 | Manhattan office 1210 Saint-Josse-ten-Noode | €215.9m | — | −€126.2m | — | 2025 |
| 4 | ISS Facility Services 1000 Brussels | €148.0m | €350.1m | €49.3m | 5,282.5 | 2025 |
| 5 | Veolia NV-SA 1060 Saint-Gilles | €145.2m | €207.7m | €23.7m | 1,283.9 | 2024 |
| 6 | Espace Jacqmotte 1000 Brussels | €82.5m | €9.26m | €23.6m | — | 2025 |
| 7 | Krinkels 1190 Forest | €66.8m | €131.3m | €31.2m | 713.6 | 2026 |
| 8 | Atalian 1070 Anderlecht | €41.2m | €112.6m | €13.3m | 2,058.3 | 2025 |
| 9 | Iris Facility Solutions 1140 Evere | €37.1m | €125.6m | €7.80m | 2,094.9 | 2025 |
| 10 | Marnix Leasehold 1000 Brussels | €35.3m | — | −€9.83m | — | 2025 |
| 11 | Jette Clean 1090 Jette | €34.5m | €59.1m | €26.3m | 553.4 | 2025 |
| 12 | Anticimex 1050 Ixelles | €32.8m | €41.1m | €6.82m | 297.0 | 2025 |
| 13 | Kose Cleaning 1130 Brussels | €29.5m | €81.8m | €16.3m | 1,266.2 | 2025 |
| 14 | TBD Finances 1050 Ixelles | €28.3m | €4.57m | €26.8m | — | 2025 |
| 15 | Columbus 400 1000 Brussels | €16.2m | — | €6.03m | — | 2025 |
| 16 | Group Cleaning & Services 1140 Evere | €16.1m | €49.3m | €3.25m | 746.5 | 2025 |
| 17 | Les P'Tites Fees Bleues 1150 Woluwe-Saint-Pierre | €13.6m | €39.5m | 978,056 € | 1,764.3 | 2025 |
| 18 | Investim Realisations 1150 Woluwe-Saint-Pierre | €13.3m | — | €8.86m | 0.8 | 2025 |
| 19 | Activa 1140 Evere | €11.3m | €29.6m | €2.43m | 592.0 | 2025 |
| 20 | Cofinimmo Services 1150 Woluwe-Saint-Pierre | €11.0m | €12.7m | €3.64m | — | 2025 |
| 21 | Flagey 1050 Ixelles | €10.9m | — | €4.72m | — | 2025 |
| 22 | ETM Immo 1070 Anderlecht | €10.5m | — | €4.14m | — | 2025 |
| 23 | Entrepreneuriat et Innovation Sociale à Bruxelles 1000 Brussels | €9.83m | — | €9.82m | — | 2025 |
| 24 | Immobiliere du Rupel Vastgoedmaatschappij 1000 Brussels | €8.40m | — | €3.40m | — | 2025 |
| 25 | Leopold Holdings 1040 Etterbeek | €7.85m | — | −554,560 € | — | 2024 |
| 26 | E. & P. Invest 1000 Brussels | €7.81m | — | €1.30m | — | 2025 |
| 27 | BeXL 1170 Watermael-Boitsfort | €7.03m | — | €2.86m | — | 2025 |
| 28 | Sabena Hotels 1200 Woluwe-Saint-Lambert | €6.88m | — | €4.37m | — | 2025 |
| 29 | Compagnie d'Investissement Commercial 1180 Uccle | €6.69m | — | −€2.68m | — | 2024 |
| 30 | Clean-Up Facilities 1020 Brussels | €6.55m | — | €1.73m | 17.0 | 2025 |
| 31 | Fonciere Loresco 1050 Ixelles | €5.97m | — | €3.95m | 1.9 | 2025 |
| 32 | Gavimmo 1180 Uccle | €5.64m | — | €4.59m | — | 2026 |
| 33 | Brussels Service 1020 Brussels | €5.59m | — | €4.74m | — | 2025 |
| 34 | Charl Invest 1060 Saint-Gilles | €5.32m | — | €4.16m | — | 2025 |
| 35 | Moolfreet 1050 Brussels | €5.10m | — | €2.11m | — | 2025 |
| 36 | Butterfly Clean 1200 Woluwe-Saint-Lambert | €5.04m | €14.8m | €1.41m | 439.9 | 2025 |
| 37 | Krinkels Greencare 1190 Forest | €5.00m | €13.0m | €3.34m | 94.9 | 2026 |
| 38 | Eupen Shopping Center 1180 Uccle | €4.70m | 399,611 € | −€14.0m | — | 2024 |
| 39 | W.L.M.C. 1180 Uccle | €4.47m | €13.6m | €1.26m | 415.8 | 2025 |
| 40 | Belgium Value Added I 1170 Watermael-Boitsfort | €4.32m | — | €4.13m | — | 2025 |
| 41 | Bodywach 1090 Jette | €4.20m | — | €2.87m | 16.2 | 2025 |
| 42 | European Building Immobiliere 1030 Schaerbeek | €4.09m | — | €2.25m | — | 2025 |
| 43 | Netto Group Services 1020 Brussels | €3.92m | — | €1.75m | 97.5 | 2025 |
| 44 | Societe Immobiliere des Parkings Erasme 1000 Brussels | €3.63m | — | €2.40m | — | 2025 |
| 45 | ACK Group 1130 Brussels | €3.57m | — | 922,720 € | 65.2 | 2025 |
| 46 | Active Proprete & Services 1030 Schaerbeek | €3.37m | — | €1.88m | — | 2025 |
| 47 | Etablissements Faucogney 1050 Ixelles | €2.99m | — | €1.59m | 6.9 | 2025 |
| 48 | A.S.B.O. 1082 Berchem-Sainte-Agathe | €2.96m | — | €2.26m | 9.9 | 2025 |
| 49 | Facos 1090 Jette | €2.94m | €9.52m | 50,867 € | 187.1 | 2025 |
| 50 | Belgo Cleaning 1070 Anderlecht | €2.91m | — | −€1.40m | — | 2024 |
Ranking based on each company's own annual accounts (statutory, not consolidated): a subsidiary and its parent appear separately, and the ranking differs from lists based on consolidated group accounts.
“—”: not published. Small companies (micro and abridged accounts) do not have to publish their revenue.
Services to buildings and landscape activities across Belgium → All sectors · Brussels →
Other sectors · Brussels
- 01 Crop and animal production, hunting and related service activities121
- 02 Forestry and logging47
- 09 Mining support service activities12
- 10 Manufacture of food products515
- 11 Manufacture of beverages48
- 13 Manufacture of textiles65
- 14 Manufacture of wearing apparel101
- 15 Manufacture of leather and related products of other materials15
- 16 Manufacture of wood and of products of wood and cork, except furniture; manufacture of articles of straw and plaiting materials91
- 17 Manufacture of paper and paper products24
- 18 Printing and reproduction of recorded media269
- 20 Manufacture of chemicals and chemical products81
- 21 Manufacture of basic pharmaceutical products and pharmaceutical preparations75
- 22 Manufacture of rubber and plastic products40
- 23 Manufacture of other non-metallic mineral products62
- 24 Manufacture of basic metals18
- 25 Manufacture of fabricated metal products, except machinery and equipment236
- 26 Manufacture of computer, electronic and optical products82
- 27 Manufacture of electrical equipment61
- 28 Manufacture of machinery and equipment n.e.c.62
- 29 Manufacture of motor vehicles, trailers and semi-trailers39
- 30 Manufacture of other transport equipment25
- 31 Manufacture of furniture85
- 32 Other manufacturing215
- 33 Repair, maintenance and installation of machinery and equipment187
- 35 Electricity, gas, steam and air conditioning supply145
- 36 Water collection, treatment and supply10
- 37 Sewerage24
- 38 Waste collection, recovery and disposal activities62
- 39 Remediation activities and other waste management service activities15
- 41 Construction of residential and non-residential buildings1,543
- 42 Civil engineering211
- 43 Specialised construction activities4,314
- 46 Wholesale trade4,422
- 47 Retail trade7,389
- 49 Land transport and transport via pipelines2,580
- 50 Water transport23
- 51 Air transport19
- 52 Warehousing, storage and support activities for transportation291
- 53 Postal and courier activities224
- 55 Accommodation465
- 56 Food and beverage service activities4,905
- 58 Publishing activities375
- 59 Motion picture, video and television programme production, sound recording and music publishing activities969
- 60 Programming, broadcasting, news agency and other content distribution activities81
- 61 Telecommunication180
- 62 Computer programming, consultancy and related activities4,698
- 63 Computing infrastructure, data processing, hosting and other information service activities464
- 64 Financial service activities, except insurance and pension funding2,600
- 65 Insurance, reinsurance and pension funding, except compulsory social security86
- 66 Activities auxiliary to financial services and insurance activities801
- 68 Real estate activities7,416
- 69 Legal and accounting activities4,484
- 70 Activities of head offices and management consultancy8,222
- 71 Architectural and engineering activities; technical testing and analysis1,857
- 72 Scientific research and development182
- 73 Activities of advertising, market research and public relations2,417
- 74 Other professional, scientific and technical activities796
- 75 Veterinary activities58
- 77 Rental and leasing activities307
- 78 Employment activities262
- 79 Travel agency, tour operator and other reservation service and related activities212
- 80 Investigation and security activities72
- 82 Office administrative, office support and other business support activities1,708
- 84 Public administration and defence; compulsory social security69
- 85 Education817
- 86 Human health activities4,965
- 87 Residential care activities243
- 88 Social work activities without accommodation479
- 90 Arts creation and performing arts activities674
- 91 Libraries, archives, museums and other cultural activities38
- 92 Gambling and betting activities75
- 93 Sports activities and amusement and recreation activities483
- 94 Activities of membership organisations893
- 95 Repair and maintenance of computers, personal and household goods, and motor vehicles and motorcycles511
- 96 Personal service activities1,443
Municipalities with the most companies in the sector · Brussels
Frequently asked questions
Which is the largest company in Services to buildings and landscape activities in Brussels?
By total assets, it is Monument Immo Management (€393.4m, financial year 2025).
How many companies in Services to buildings and landscape activities in Brussels are ranked?
1,008 out of 1,087 active companies in the sector with their registered office in the area: those whose latest accounts are less than 3 years old.
Why does this ranking differ from other lists?
It uses each company's annual accounts as filed with the National Bank, not consolidated group accounts. A holding, a subsidiary or a purchasing entity can therefore appear separately. Only companies whose latest accounts are less than 3 years old are ranked.
Idonis
Analyse companies · Brussels
Filter these companies by size, soundness and trend, follow them and get an alert when their accounts or publications change.
Open the full file →Free account in 30 seconds, by email. No bank card.
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 13 Nov 2026.