Sullivan said people could self-refer or could be referred by a GP.
Philly Angus from the Mountain Biker's Ball committee said mental health was an issue close to the mountain biking community.
"As a community, we felt that we could make a difference in the lives of those who're feeling isolated, alone and vulnerable.
"In turn, making Rotorua a happier and healthier place to live. We chose to do this in the wake of losing a member of our riding community, a friend, a brother, a son, Mark Dunlop."
To get involved:
Contact the QE Health Wellness and Spa for information on the free sessions.
Where to get help:
• Lifeline: 0800 543 354 (available 24/7)
• Suicide Crisis Helpline: 0508 828 865 (0508 TAUTOKO) (available 24/7)
• Youthline: 0800 376 633
• Kidsline: 0800 543 754 (available 24/7)
• Whatsup: 0800 942 8787 (1pm to 11pm)
• Depression helpline: 0800 111 757 (available 24/7)
• If it is an emergency and you feel like you or someone else is at risk, call 111.