Know Who You're Paying: Supplier KYC and Beneficial-Owner Verification for B2B Buyers

✍️ By Wei Chen · Supply Chain Quality Engineer
TL;DR

You wire a deposit to a name on an invoice, but an invoice doesn't tell you who owns that company. Supplier KYC and beneficial-owner verification close that gap before the money moves. It's a short document list, a registry cross-check, and a sanctions screen, and on any order above $10,000 it costs less than the risk it removes.

The Question an Invoice Can't Answer

A buyer we worked with wired a 30 percent deposit, about $14,000, to a supplier whose product photos and factory videos all checked out. The goods never shipped. When he dug into it, the company had been registered four months earlier, its registered office was a mailbox, and the bank account sat in a third country. The name on the invoice was real. The entity behind it was empty.

That's what KYC is for. Banks have been required to do it for years. Buyers are learning they need to do it too, because in a wire transfer, the company name is just a label, and the real owner is whoever you never checked.

KYC and UBO, Defined

KYC stands for Know Your Customer, or more accurately here, Know Your Counterparty. The UBO is the ultimate beneficial owner, the real person who owns or controls 25 percent or more of the company. That threshold is set by the FATF, the global anti-money-laundering standard-setter, and most national registries now require the UBO to be disclosed.

The goal is simple: before money moves, you know the legal entity, the humans behind it, and whether either appears on a sanctions or adverse-media list.

The Document Set

For a serious order, ask for four things up front:

A supplier that stalls on any of these is telling you something. Legitimate companies hand these over in a day. Shells and fronts start explaining why they can't.

Where to Verify

JurisdictionPrimary registryWhat you can confirm
ChinaNational Enterprise Credit Information Publicity SystemLegal entity, shareholders, status
UKCompanies HouseDirectors, persons with significant control
USState secretary of state + SEC EDGARFormation, filings, beneficial owners
EUNational business registersUBO registers (where public)

Then run a sanctions screen against the OFAC SDN list, the EU consolidated list, and the UN list. These are free, public, and take minutes.

Red Flags That Stop a Deal

Five signs come up again and again. A company registered in the last six months with no operating history. Nominee directors or bearer shares that hide the real owner. An ownership chain with multiple holding layers through tax-haven jurisdictions. A registered office that's a mail-drop or a residential unit. A bank account in a third country that doesn't match where the company operates. Any two together, treat the supplier as unverified until a deeper check clears them.

The Compliance Deadline Nobody Planned For

This isn't just good practice anymore. Supply chain due-diligence laws are piling up, from the US UFLPA to the EU's CSDDD, and each one pushes the burden of proving you know your counterparty back onto the buyer. The trend runs one way: the buyer who can't show who owns their supplier is the buyer who eats the fine.

What It Costs

A basic registry check is free. A structured KYC screen from a compliance vendor, covering registry data, sanctions lists, and adverse media, runs about $50 to $500 per entity and returns in one to three business days. For a big or high-risk order, an enhanced check with a local agent costs more but is still a fraction of one lost deposit. On an order above $10,000, KYC costs less than the wire-transfer risk it removes.

Common Questions from Buyers

What is KYC and why does a B2B buyer need it?
KYC, short for Know Your Customer or Know Your Counterparty, is the process of confirming who you're actually doing business with before money moves. Banks have to do it, and smart buyers now do it too, because an invoice carries a company name but not an owner. Without KYC you can wire a 30 percent deposit to a shell entity with no assets, a name that blends two real companies, or a beneficiary on a sanctions list, and only find out when the goods never ship.
How do I verify a supplier's ultimate beneficial owner?
The ultimate beneficial owner, or UBO, is the real person who owns or controls 25 percent or more of a company, the threshold set by the FATF. Verify it by collecting the shareholder register, articles of association, and a signed UBO declaration, then cross-check the name against the official company registry in the supplier's home country. In China that's the National Enterprise Credit Information Publicity System; in the UK, Companies House; in the US, state secretary-of-state filings and SEC EDGAR. If the declared owner doesn't match the registry, stop.
What are the red flags that a supplier is a shell company?
Five signs show up again and again. A company registered within the last six months with no operating history. Nominee directors or bearer shares that hide the real owner. An ownership chain with multiple holding layers across tax-haven jurisdictions. A registered office that's a mail-drop or a residential unit. And a bank account in a third country that doesn't match where the company operates. Any two of these together, and you should treat the supplier as unverified until a deeper check clears them.
How much does supplier KYC cost and how long does it take?
A basic registry check is free and takes minutes. A structured KYC screen from a compliance vendor, covering registry data, sanctions lists, and adverse media, runs roughly 50 to 500 US dollars per entity and returns in one to three business days. For a large or high-risk order, an enhanced check with a local verification agent costs more but is still a fraction of a single lost deposit. On an order above 10,000 dollars, KYC costs less than the wire-transfer risk it removes.

Verify supplier identity, ownership, and certification data against primary sources on Compare2Best.

This article is produced by the Compare2Best knowledge team and reviewed by trade compliance specialists. Updated August 2026. Compliance requirements vary by jurisdiction and change frequently; confirm current obligations with qualified legal counsel. Nothing here is legal or financial advice.