unlisted company

noun [C] (UK also unquoted company)

Definition

› FINANCE, STOCK MARKET a company whose shares are not traded on a stock exchange: Where a listed company makes a reverse takeover offer for an unlisted company it is required to obtain its shareholders' approval. You can buy shares in private, unlisted companies through a solicitor or accountant, or direct from existing shareholders. → Compare listed company

(Definition of unlisted company noun from the Cambridge Business English Dictionary © Cambridge University Press)