Business wins included those from the technology and not-for-profit sectors, with The Conservatory and the Concert Hall remaining the most popular rooms at the venue.
"Enquiries and confirmation of contracts are coming in every day," said Jackie Boughton, head of sales at Barbican Business Events.
"Our profile both domestically and internationally is continuing to grow and the confirmed contracts are just one result of our increased visibility. Enquiries are coming in thick and fast so we fully expect to get stronger and stronger as 2015 progresses."
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