Official UK company registry (Companies House)
Official UK company registry (Companies House). Two modes: pass query to search companies by name (returns company number, name, status, type, incorporation date, address), or pass companyNumber for the full registry profile — legal name, status, company type, jurisdiction, incorporation/cessation dates, SIC activity codes, registered office address, accounts (next due, last made-up-to), confirmation-statement due date, charges and insolvency flags, previous names, and the officers list (name, role, appointed/resigned dates, nationality, occupation). Free, Open Government Licence (commercial use permitted). The authoritative UK-company KYB lookup — complements business.lei (GLEIF) and business.br-cnpj (Brazil).
Provider
2s.io · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x2b6D4988Db4723E6908Db86Ab2b8dFBc51FC32C5",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "3600",
"maxTimeoutSeconds": 60
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "TW6ntaGzvj63ZgPjszd4FCGmVTGfzv1MAYZbjYcyWhn",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "3600",
"maxTimeoutSeconds": 60
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"companyNumber": "09446231"
},
"type": "http"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"method": {
"const": "GET"
},
"queryParams": {
"properties": {
"companyNumber": {
"description": "Companies House number, e.g. 09446231.",
"type": "string"
},
"limit": {
"description": "Max search results / officers (1-50, default 10).",
"type": "integer"
},
"query": {
"description": "Company name to search.",
"type": "string"
}
}
},
"type": {
"const": "http"
}
},
"required": [
"type",
"method",
"queryParams"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://2s.io/api/business/uk-companies" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://2s.io/api/business/uk-companies");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://2s.io/api/business/uk-companies")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/6671.json, and this resource appears in /discovery/resources and /discovery/search.