# Cartegie, contact us, Ask for a quote, GET /api/v1.1/Company/{siren}/Siege: Company enrichment API

> /api/Company/{siren}/Siege: used to get detailed information about a business (registered office) using the SIREN registration number

Cartegie's Ask for a quote plan lets you call the company enrichment API. We check each provider's docs for 13 fields. Cartegie's docs list 6: Industry, Type and status, Employees, Headquarters, Revenue and budgets, Phones.
We haven't run Cartegie through [our company enrichment API benchmark](https://datacircle.dev/best-company-enrichment-api.txt) yet.
Cartegie gives this plan's price on request. We rank 3,016 plans for company enrichment APIs by price. Half the plans cost $8.977 or less per 1,000 companies.
[Coldlytics's $49 monthly plan](https://datacircle.dev/company-enrichment-apis/coldlytics/49-monthly/llms.txt) is the cheapest paid plan per 1,000 companies. Coldlytics's company enrichment API costs nothing beyond the plan price. [Pokt Agent's pay-as-you-go plan](https://datacircle.dev/company-enrichment-apis/pokt-agent/pay-as-you-go-x402-pay-per-call-post-kr-entity-resolve/llms.txt) costs the least for 10,000 companies a month: $1.00.
[APIs Peru's PEN 30 (about $9) monthly plan](https://datacircle.dev/company-enrichment-apis/apis-peru/pen-30-monthly/llms.txt) covers any number of companies in Peru only. APIs Peru's PEN 30 (about $9) monthly plan costs less up front than Coldlytics's $49 monthly plan.
[GLEIF](https://datacircle.dev/company-enrichment-apis/gleif/free/llms.txt), [TrustMRR](https://datacircle.dev/company-enrichment-apis/trustmrr/free/llms.txt) and [GetProspect](https://datacircle.dev/company-enrichment-apis/getprospect/49-monthly-starter-post-v2-companies-enrich/llms.txt) are the best company enrichment API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/company-enrichment-apis/cartegie/contact-us-ask-for-a-quote-get-api-v1-1-company-siren-siege
- [Company enrichment API in 2026: the best of 260+ compared](https://datacircle.dev/best-company-enrichment-api.txt)
- Get it: https://www.api-datastore.com/en/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Request: `GET https://api.api-datastore.com/api/v1.1/Company/{siren}/Siege`
- API key: with the plan, on https://www.api-datastore.com/en/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Its API docs: https://api.api-datastore.com/doc/index.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing#operations-tag-Company
- Sold by: Cartegie (https://www.cartegie.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing)
- Checked: 2026-11-10

## In the answer

- Completeness: 46%
- Industry: ✓
- Type and status: ✓
- Employees: ✓
- Headquarters: ✓
- Revenue and budgets: ✓
- Phones: ✓

## Price

- Billing: contact

## Aggregators

- Aggregators: none

## In their words

- Their pitch: /api/Company/{siren}/Siege: used to get detailed information about a business (registered office) using the SIREN registration number

## Data

- Freshness: 1 day
- Countries: France
- Keep data: no API terms
- Use data: no API terms

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: siren
- Method: GET
- Path: /api/v1.1/Company/{siren}/Siege

## About the plan

- Plan: Ask for a quote
- Who can get it: anyone

## The 127 fields the plan's answer can hold

company ID, SIREN, SIRET, company name, acronym, trade name, RNVP name line, RNVP complement line, RNVP building line, RNVP street line, RNVP special delivery line, RNVP postcode and city line, RNVP foreign country line, address line 1, address line 2, address line 3, address line 4, address line 5, address line 6, full address, country code, region code 2016, region name 2016, region code, region name, department code, department name, EPCI code, arrondissement code, arrondissement name, canton code ASP, canton name ASP, canton code, canton name, employment zone code, employment zone name, commune code, commune name, postcode, street ID, street number, urban area code, urban area name, IRIS code, IRIS name, block code, is head office, head office label, fax number, mobile phone number, landline number, phone number, status code, status date, company creation date, company creation year, establishment creation date, establishment creation year, last modified date, origin code, origin, title code, title, AUXILT code, AUXILT label, APRM code, APRM label, company workforce band code, company workforce band, establishment workforce band code, establishment workforce band, has BODACC collective proceedings, company NAF code 21, company NAF label 21, company NAF label 88, company NAF label 272, company NAF label 615, company NAF code 700, company NAF label 700, establishment NAF code 21, establishment NAF label 21, establishment NAF label 88, establishment NAF label 272, establishment NAF label 615, establishment NAF code 700, establishment NAF label 700, number of operating establishments, activity place code, activity place, operating establishment code, operating establishment, company employee count, establishment employee count, company department and commune code, turnover score, turnover band code, turnover band, legal form code, legal category, national activity code, national activity, activity surface code, activity surface, INDREP code, export turnover band code, RPEN code, tax regime code, PRODPART code, PRODPART label, scored turnover band code, scored turnover band, legal category level 2, TCD code, TCD label, seasonality code, seasonality label, single activity indicator, tax regime region label, company creation month label, month label, establishment department code, SURRUB label, SURRUB professional code, phone directory heading code, phone directory heading label, RNA number, deregistration date

## Cartegie's plans (1)

- [Cartegie, contact us, Ask for a quote, GET /api/v1.1/Company/{siren}/Siege](https://datacircle.dev/company-enrichment-apis/cartegie/contact-us-ask-for-a-quote-get-api-v1-1-company-siren-siege/llms.txt): 46% complete, 1 day

## Cartegie's calls for this API (5)

- `GET /api/v1.1/Company/byDomaine/{domaine}`: [Cartegie, contact us, Ask for a quote, GET /api/v1.1/Company/byDomaine/{domaine}](https://datacircle.dev/company-enrichment-apis/cartegie/contact-us-ask-for-a-quote-get-api-v1-1-company-bydomaine-domaine/llms.txt)
- `GET /api/v1.1/Company/byId/{id}`: [Cartegie, contact us, Ask for a quote, GET /api/v1.1/Company/byId/{id}](https://datacircle.dev/company-enrichment-apis/cartegie/contact-us-ask-for-a-quote-get-api-v1-1-company-byid-id/llms.txt)
- `GET /api/v1.1/Company/byUrl/{url}`: [Cartegie, contact us, Ask for a quote, GET /api/v1.1/Company/byUrl/{url}](https://datacircle.dev/company-enrichment-apis/cartegie/contact-us-ask-for-a-quote-get-api-v1-1-company-byurl-url/llms.txt)
- `GET /api/v1.1/Company/RechercheUnique`: [Cartegie, contact us, Ask for a quote, GET /api/v1.1/Company/RechercheUnique](https://datacircle.dev/company-enrichment-apis/cartegie/contact-us-ask-for-a-quote-get-api-v1-1-company-rechercheunique/llms.txt)
- `GET /api/v1.1/Company/{siren}/Siege`: [Cartegie, contact us, Ask for a quote, GET /api/v1.1/Company/{siren}/Siege](https://datacircle.dev/company-enrichment-apis/cartegie/contact-us-ask-for-a-quote-get-api-v1-1-company-siren-siege/llms.txt)

## Cartegie's APIs (6)

- [Cartegie: company discovery API pricing, 1 plan](https://datacircle.dev/company-discovery-apis/cartegie/contact-us/llms.txt)
- [Cartegie: email verification API pricing, 1 plan](https://datacircle.dev/validate-email-apis/cartegie/contact-us/llms.txt)
- [Cartegie: people enrichment API pricing, 1 plan](https://datacircle.dev/person-enrichment-apis/cartegie/contact-us/llms.txt)
- [Cartegie: company enrichment API pricing, 1 plan, GET /api/v1.1/Company/{siren}/Siege](https://datacircle.dev/company-enrichment-apis/cartegie/contact-us-ask-for-a-quote-get-api-v1-1-company-siren-siege/llms.txt)
- [Cartegie: people search API pricing, 1 plan, GET /api/v1.1/Dirigeant/bySiren](https://datacircle.dev/people-search-apis/cartegie/contact-us-ask-for-a-quote-get-api-v1-1-dirigeant-bysiren/llms.txt)
- [Cartegie: people search API pricing, 1 plan, GET /api/v1.1/Dirigeant](https://datacircle.dev/people-search-apis/cartegie/contact-us-ask-for-a-quote-get-api-v1-1-dirigeant/llms.txt)
- [Cartegie: people search API pricing, 1 plan, GET /api/v1.1/IndividuSpecifique/Search](https://datacircle.dev/people-search-apis/cartegie/contact-us-ask-for-a-quote-get-api-v1-1-individuspecifique-search/llms.txt)
- [Cartegie: phone finder API pricing, 1 plan, POST /api/v1.1/EnrichissementTel/RechercheMultiple](https://datacircle.dev/find-phone-apis/cartegie/contact-us-ask-for-a-quote-post-api-v1-1-enrichissementtel-recherchemultiple/llms.txt)
- [Cartegie: phone finder API pricing, 1 plan, POST /api/v1.1/EnrichissementTel/RechercheUnique](https://datacircle.dev/find-phone-apis/cartegie/contact-us-ask-for-a-quote-post-api-v1-1-enrichissementtel-rechercheunique/llms.txt)

## Cartegie: company enrichment API alternatives

- [Leadstrategist, contact us](https://datacircle.dev/company-enrichment-apis/leadstrategist/contact-us/llms.txt): 46% complete, 1 day
- [ScrapeUnblocker, contact us, Enterprise, POST /companies/wellfound](https://datacircle.dev/company-enrichment-apis/scrapeunblocker/contact-us-enterprise-post-companies-wellfound/llms.txt): 46% complete, live
- [Compabase, contact us, Enterprise, GET /companies/krs/{krs}](https://datacircle.dev/company-enrichment-apis/compabase/contact-us-enterprise-get-companies-krs-krs/llms.txt): 46% complete, 1 day (description, website inactive: stored, stock exchange listing: 15 minutes)
- [ReefAPI, contact us, Custom, POST /glassdoor/v1/employer/detail](https://datacircle.dev/company-enrichment-apis/reefapi/contact-us-custom-post-glassdoor-v1-employer-detail/llms.txt): 46% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-10.

- https://api.api-datastore.com/doc/index.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://api.api-datastore.com/swagger/v1.1/swagger.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.api-datastore.com/en?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.api-datastore.com/en/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.api-datastore.com/en/api/company-qualification?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.api-datastore.com/en/documentation?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.cartegie.com/en/legal-notice?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.cartegie.com/en/solutions/api-data-store?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing