The service had been operating temporarily in the Senhouse Centre before it moved into the former bank premises.
Annette Murray-Hamilton is among the 150 people who received support at the hub in its former location.
She described how her mental health was affected when she became the victim of theft and how the service had helped.
“I’m stronger than I was,” said the Cleator Moor resident.
“Initially, I wouldn’t have said anything, but now there’s a buzz, I want to move on.”
Some of the staff at the hub have been through struggles of their own and are now working as “peer supporters”.
Clinical lead Liam Edmondson said: “I’ve experienced my own mental health difficulties, and I think that really helps break down barriers.
“Once you share what you’ve been through, people naturally open up.
“The more you give, the more you get back,” he said. “It’s yielding good results.”