Free tools / SIREN lookup

SIREN and company lookup for France

Look up a French company by name or SIREN number in the official SIRENE and RNE data: legal form code, status, address, NAF activity code, employee band and VAT number.

The result appears here as JSON.

One free check per tool and IP address per day. Nothing is stored.

What you get

SIREN, status and creation date
Head-office address and NAF activity code
French VAT number where published; link to the record (Licence Ouverte 2.0)

Not returned: Individual entrepreneurs, executives and persons.

Use it from code or an agent

curl "https://api.ambolt.dev/v1/entity-resolve?query=Equinor+ASA&country=NO&limit=2&free=1"

Same tool as an MCP tool (entity_resolve, free at 30 requests a minute), as a pay-per-call endpoint ($0.01 a call in USDC) and as an Apify Actor. Reference · Docs

Questions

What is a SIREN?

A nine-digit number identifying a French legal entity; SIRET adds five digits for each establishment.

Are directors shown?

No. Only company-level data is returned.

Which data source is used?

The French government company search built on INSEE SIRENE and the RNE register.