Where a person employed by a body corporate is charged with an offence against this Act, any person who is concerned with, or takes part in, the management of the body corporate may be charged with the same offence and, where the person employed is convicted of the offence, any person charged with the same offence under this section may be convicted of that offence unless he or she satisfies the court that the act or omission constituting the offence took place without his or her knowledge or consent.