Customer services and call centres generate more than 150 million pounds a year for Sunderland's economy.
Representatives from Barclays, npower, 2Touch, and UKAR are among those who will be attending the event.
Jill Hendry says that the event has changed her life.
She was among the 750 who visited last year and has since started a job.
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Police have seized 539 units of alcohol from drinkers as young as 15 in a bid to crack down on underage bingeing.
"Big Sam" was spotted letting his hair down in the seaside resort weeks after securing Premier League survival for Sunderland.