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Contact closedmarket

Talk to the right team, first time.

Sellers, investors, suppliers, partners, press and existing customers — choose what your enquiry is about and we'll route it straight to the right desk.

Replies within 1 business day Confidential by default Real humans, no chatbots
What is your enquiry about?

By submitting you agree to our privacy policy. We never share your details with third parties.

Before you write

Quick answers

How quickly will I hear back?

Within 1 business day for every enquiry — usually the same day if you write before 4pm.

Is my enquiry confidential?

Yes. Seller and supplier enquiries are handled under NDA by default. Nothing goes public without sign-off.

Can I just call?

Yes — 0800 028 5051, Monday to Friday 9am–6pm. The line is staffed by our UK team, not a call centre.