By Randy CarterThe Haldimand Press DUNNVILLE—Representatives from several mental health agencies gathered at the Dunnville Community Lifespan Centre for information sharing, networking, and taking in various seminars that were offered at this year’s Mental Health & Wellness Expo. DUNNVILLE—Jackie Treszl and Jennifer Kirby of Child and Family Services of Grand Erie. —Haldimand Press photos by Randy Carter. Event organizer Rhonda…