Meet the Team at Garrison Counseling

You can count on Garrison Counseling to have the right counselor for you. We look forward to meeting you in person and answering your questions about our therapy or parent education opportunities.

Gregg Scharf, President, Licensed Professional Counselor, and Clinical Substance Abuse Counselor at Garrison Counseling

Gregg Scharf, MS, LPC, CSAC, ICS

Gregg is the President of Garrison Counseling, and a Licensed Professional Counselor and Clinical Substance Abuse Counselor. He is licensed for both mental health psychotherapy and addiction treatment. Dual diagnosis treatment can be very difficult to find in times of need. At Garrison Counseling, Gregg offers premiere out-patient addiction therapy in a casual and respectful manner. Gregg also assists with court-ordered alcohol and drug assessments, DOT assessments as a certified Substance Abuse Professional (SAP), as well as attorney-ordered assessments.

Check out Gregg’s Psychology Today profile to learn more about him.

Christi Nowland, Licensed Clinical Social Worker at Garrison Counseling

Christi Nowland, MSSW, LCSW

Christi is a Licensed Clinical Social Worker with more than 30 years of experience. She works with adolescents and adults with a wide range of issues. Christi specializes in trauma work and is trained in EMDR. She also sees clients with adjustments disorders, stress, depression, anxiety, bipolar disorder, grief, dissociative disorders and clients dealing with acute or chronic illness. Christi especially enjoys working with college students and retirees.

Check out Christi’s Psychology Today profile to learn more about her.

Leisha Lucas, Professional Counselor at Garrison Counseling

Leisha Lucas, MA, NCC, LPC

Leisha is a professional counselor who specializes in play therapy, trauma, child sexual abuse and domestic violence. As a therapist, she conceptualizes clients within the framework of their lifestyle and needs, allowing the counseling process to be custom designed for each individual. Leisha provides supportive, egalitarian counseling relationship and maximizes strengths to help the client work toward achieving his or her goals.

Click to see Leisha’s Psychology Today profile.


Mark Shaw, MS, MFT

Mark is a Licensed Marriage and Family Therapist with over 40 years of counseling experience. We are blessed to have a therapist with Mark’s experience not only for our clients, but as a resource for ourselves. Mark’s generosity and kindness knows no boundaries; he is quick to welcome opportunities to help whenever they arise.

Kelsey HS

Kelsey Whalen, MS, MFT

Kelsey specializes in marriage counseling and family therapy and works with children ages five and up, as well as adults, including couples who are looking to break any unhealthy cycles that can get them stuck. She believes therapy is a space where we can heal from the past in order to promote a meaningful future. Kelsey offers a warm, empathetic, and personalized therapy experience built on trust and honesty. 

Check out Kelsey’s Psychology Today profile here

Dave Bashaw, Office Manager at Garrison Counseling

David Bashaw

Dave comes to Garrison Counseling after nearly a decade in the non-profit sector working with WIOA Youth and Americorps. He is excited to delve into the world of therapy as our office manager and will be the friendly voice that answers the phone when you call. Dave’s motto towards managing offices is “always look busy.” In his free time Dave enjoys playing live music and expanding his home arcade.

Dave Bashaw, Office Manager at Garrison Counseling

Donyell Zingler

Donyell is an intern from Viterbo University who is studying to be a Licensed Mental Health and Substance Abuse Counselor. She is currently in the process of applying for Substance Abuse Counselor in Training (SAC-IT) license and will be supervised by Gregg Scharf. Donyell likes working with family issues, and specifically, members effected by a substance use disorder. Her goal is to work in the fields of trauma, grief, stress, depression, and anxiety disorders.

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