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40 RUE BELLE DE MAI, 13003 MARSEILLE
KEYSTONE is registered in the SIRENE directory under SIREN number 100 763 143.
KEYSTONE's registered office is located at 40 RUE BELLE DE MAI, 13003 MARSEILLE.
KEYSTONE operates under the activity “Travaux de maçonnerie générale et gros œuvre de bâtiment” (NAF/APE code 43.99C).
| Type | Language | Name |
|---|---|---|
| Official name | FR | KEYSTONE |
KEYSTONE's intra-EU VAT number, derived from its SIREN, is FR 96 100 763 143. Whether it is actually active depends on the company being liable for VAT.
KEYSTONE has the following legal form: SAS, société par actions simplifiée (5710).
KEYSTONE was created on January 19, 2026.
Yes, KEYSTONE is an active company according to the SIRENE / INSEE directory.
KEYSTONE has 1 establishment in the SIRENE directory, of which 1 active.