KYB Integration

Business entity verification against Companies House, HMRC VAT, FCA FS Register, and OpenSanctions.

Know Your Business verification checks UK companies against Companies House, HMRC VAT register, and FCA FS Register, plus global sanctions via OpenSanctions. Returns director, PSC, and UBO data in a structured JSON tree.

Node.js — KYB call

NODE.JS

const biz = await client.kyb.verify({
  companyNumber: '16321180',
  companyName:   'Magnificentech Solutions Ltd',
  jurisdiction:  'GB',
  checks: {
    directorsVerify:    true,
    pscCheck:           true,
    uboMapping:         true,
    sanctionsScreening: true,
    vatVerification:    true,
    fcaRegisterCheck:   true,
  },
  generateReport: true,
});

Data sources and latency

Check	Source	Latency
Company registration	Companies House API	< 1s
VAT number	HMRC VAT API	< 1s
FCA authorisation	FCA FS Register	< 2s
Global sanctions	OpenSanctions + OFAC	< 500ms
UBO mapping	Companies House + manual	2–10s

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