Section 43 | Company contracts
From legislation.gov.uk
(1)Under the law of England and Wales or Northern Ireland a contract may be made—
(a)by a company, by writing under its common seal, or
(b)on behalf of a company, by a person acting under its authority, express or implied.
(2)Any formalities required by law in the case of a contract made by an individual also apply, unless a contrary intention appears, to a contract made by or on behalf of a company.