The Korsin and Hannigan Therapy Group

Mainline Counseling for Teens and Adults | Korsin And Hannigan Therapy Group top of page Our Story Melissa Korsin and Lindsay Hannigan launched the Korsin & Hannigan Therapy Group in 2022 after working as colleagues as Mental Health Specialists in a school setting. She has extensive experience as a Mental Health Specialist in a school setting and has also provided individual therapy for teens and adults in private practice.