Companies in Val-d'Oise
773 companies with an active site in Val-d'Oise that declares 50 or more employees in the SIRENE register (file dated 01/10/2026). Search by name, sector, town or size.
Photo: Geralix · CC BY-SA 3.0 (new tab) · Wikimedia Commons (new tab)
Positions calculated from the address published in SIRENE (national address database); a site whose address could not be located is not shown on the map.
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AGARIK SAS
Bezons
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AGZ CONSTRUCTION
L'Isle-Adam, Villeron
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AIR LIQUIDE FRANCE INDUSTRIE
Saint-Ouen-l'Aumône, Roissy-en-France
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AIR'NETT
Taverny
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AIRCRAFT CABIN LEADER
Le Thillay
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ALGECO
Saint-Ouen-l'Aumône
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ALISE
Herblay-sur-Seine
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ALLIANCE EMPLOI
Osny
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ALPH'AGE GESTION
Soisy-sous-Montmorency
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ALTA SECURE
Domont
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AMC CERGY
Cergy
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AMCO
Saint-Ouen-l'Aumône
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AMELIS DOMICILE SERVICES
Beaumont-sur-Oise
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AMREST OPCO SAS
Montigny-lès-Cormeilles, Saint-Brice-sous-Forêt +1
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AQUAPROX I-TECH
Saint-Ouen-l'Aumône
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ARCELORMITTAL CENTRES DE SERVICES
Bruyères-sur-Oise
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ARCUS FRANCE
Viarmes
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ARGENTEUIL
Argenteuil
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ARPAVIE
Presles, Ermont +7
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ARTUS SECURITE PROTECTION
Roissy-en-France
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ASLI
Saint-Prix
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ASS ARMENIENNE AIDE SOCIALE
Montmorency, Gonesse
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Source: SIRENE register (Insee), file dated 01/10/2026. The headcount band is the one declared in SIRENE, not an exact headcount. Companies that asked for their data not to be disclosed are not listed. Something to correct? Write to CEEVO.