Staff

Jay Wolter, J.D.

President and Chief Financial Officer

As President of Mountain Valley Treatment Center, Jay supports Don Vardell and his leadership team in areas such as strategic planning ...

Don Vardell, M.S.

Executive Director

A seasoned healthcare administrator and operational leader with experience at the helms of residential treatment centers, therapeutic boarding schools and ...

Jennifer Fullerton, L.I.C.S.W., M.Ed.

Associate Executive Director, Administrative and Clinical Support Services

Jennifer directs Mountain Valley’s administrative functions, including admissions screenings and assessments, marketing and customer support, intake coordination, Knower Academics, human resources, licensing ...

Carl J. Lovejoy, B.A.

Associate Executive Director, Communications and Development

Appointed Associate Executive Director, Communications and Development, in 2014, Carl had previously served MVTC as Director of Operations and Director ...

Timothy DiGiacomo, Psy.D.

Clinical Director

Dr. Timothy DiGiacomo, Mountain Valley’s Clinical Director, is a licensed clinical psychologist with comprehensive experience treating children, adolescents and adults with ...

Jeanette Nogales, L.C.M.H.C., M.Ed., C.A.G.S.

Associate Clinical Director/Program Director - Pike Campus

Jeanette joined the Mountain Valley Clinical Team in November of 2014, bringing a wealth of clinical and leadership experience. Originally ...

Kerry Beck, M.S.W.

Program Director/Therapist – Plainfield Campus

A talented and diversely trained clinician and senior administrator, Kerry joins the Mountain Valley leadership team with many years of ...

Julie Balaban, M.D.

Consulting Psychiatrist

Dr. Balaban grew up in a suburb of New York City and left to attend college at Harvard University in ...

W. Burl Daviss, M.D.

Consulting Psychiatrist

Dr. Burl Daviss is an Associate Professor of Psychiatry and Interim Section Chief of Child and Adolescent Psychiatry at the ...

Szu-Hui Lee, Ph.D.

Consulting Psychologist

Dr. Szu-Hui Lee brings to Mountain Valley Treatment Center more than a decade of academic scholarship and clinical expertise in ...

Elizabeth Ellis Ohr, Psy.D.

Consulting Psychologist

Elizabeth A. Ellis Ohr, Psy.D., is a licensed clinical psychologist with a private practice in Portsmouth, NH specializing in Cognitive ...

Seoka Salstrom, Ph.D.

Consulting Psychologist

Dr. Salstrom is a licensed clinical psychologist and owner of the Hanover Center for Cognitive Behavioral Therapies, P.C. in Hanover, ...

Lee Chasen, Ph.D., R.D.T., L.C.A.T.

Consulting Creative Arts Clinician

Dr. Lee R. Chasen is a Licensed Creative Arts Therapist and has been in clinical practice for over thirty years. ...

Sarah E.G. Hazelton, L.I.C.S.W.

Senior Therapist

A licensed therapist, Sarah began her career in mental health in the late 1990’s, working as an Activity Therapist at ...

Rebekah Kilman, Psy.D., L.C.P.

Therapist

Drawn to Mountain Valley for the opportunity to join a team focused on providing comprehensive and specialized anxiety treatment unique ...

Phoebe Manchester, M.S.

Therapist

A native of New Hampshire’s Upper Valley, Phoebe Manchester’s experience teaching, guiding, and empowering adolescents and young adults is extensive. ...

Sharon McCallie-Steller, M.S.

Therapist

A mother of four and a loyal Vermont resident, Sharon brings a blend of healthcare administrative and financial development support ...

Kevin Menasco, L.C.S.W., M.S.W.

Therapist

Originally from Los Angeles, Kevin Menasco brings experience, highly skilled training and abundant enthusiasm to his role as Therapist at ...

Rachel Morin, L.C.M.H.C., M.A.

Therapist

A graduate of the University of South Florida with a Bachelor of Arts degree in Psychology and Argosy University where ...

Colleen Porter, L.M.H.C., M.A.

Therapist

Colleen is an expressive arts therapist and a mental health counselor who specializes in creative approaches for self-expression in adolescents.  ...

Lili Cargill, A.P.R.N.

Advanced Practice Registered Nurse

Ms. Cargill, with the occasional assistance of her therapy dog, Jimmy, oversees the general health needs of our residents during ...

Caroline W. Lovejoy

Quality Assurance Coordinator

In her role as Quality Assurance Coordinator, Cari supports the administrative, communications, organizational growth, and development activities of the organization with ...

Elizabeth Edwards, L.C.A.T., R.D.T., M.A.

Director of Clinical and Community Outreach for greater New York City

Liz Edwards is Mountain Valley’s Director of Clinical and Community Outreach for greater New York City. In this role, Liz ...

Melissa Madden

Administrative & Operations Coordinator - Plainfield Campus

Melissa brings a solid background in multiple project management, most recently in supporting and coordinating the Information Technology initiatives for ...

Tanya Moulton

Intake Coordinator

The former Residential Team Coordinator at Mountain Valley, Tanya moves to an administrative role as Intake Coordinator, performing duties and executing functions directly related ...

Carol Penkert

Administrative Assistant - Pike Campus

An experienced member of the Mountain Valley family, Carol brings experience, professionalism and a quick laugh to her role as Administrative Assistant ...

Jahnnie Ard-O’Connor

Residential Counselor

A veteran direct support professional for a number of companies, including Monadnock Developmental Services in Keene, NH and Monadnock Worksource ...

Wendy Bayless, R.N.

Registered Nurse/Health Services Manager

Wendy Bayless, a Registered Nurse, oversees Mountain Valley's health services and provides nursing support Monday through Friday. Prior to her ...

Krysta Kostrubiak, M.S.N.A., R.N.

Registered Nurse

Krysta comes to Mountain Valley from Gifford Medical Center in White River Junction, VT where she was a Registered Nurse ...

Nancy Vaughan, L.P.N.

Licensed Practical Nurse

Nancy came to Mountain Valley in May of 2013 as our first full-time nurse and certified health coach, and transitioned ...

Peter Bayliss

Chef, Food Services Coordinator - Plainfield Campus

Like many future chefs, Pete started at the ground floor of the restaurant business by washing dishes - but when ...

TJ Baumann

Residential Counselor

Experienced working and supervising in a team atmosphere, TJ Baumann comes to Mountain Valley from another well-respected residential program where ...

Benjamin Beidler

Residential Counselor

A native of New Hampshire’s Upper Valley, Ben graduated from Eastern Mennonite University in Harrisonburg, VA with a B.S. in ...

Ashley Belleau

Residential Supervisor - Plainfield Campus

After working in the service industry through her college years at Worcester State University, Ashley recognized her love for people ...

Alicia Blake

Activity Therapy Module Educator - Art & Music/ERP Specialist

A 2012 graduate of Marywood University in Scranton, PA, with a Bachelor of Music degree (and a Minor in Psychology), ...

Nicole Brant, M.S.

Residential Counselor

An active member of the Vermont Army National Guard in which she serves as a Religious Affairs Specialist, Nicole is ...

Natasha Carbonell

Residential Coordinator/ERP Specialist

Natasha, one of MVTC's Residential Coordinators and an Exposure and Response Prevention Specialist, is a graduate of Colby-Sawyer College in ...

Derek Castaño

Residential Counselor

A graduate of Southern New Hampshire University with a Bachelor of Science in Psychology, Derek comes to Mountain Valley after ...

Greg Castell, M.S., M.B.A.

Activity Therapy Module Educator-Farm-to-Table

Greg comes to Mountain Valley from higher education where he worked at Dartmouth College’s Tuck School of Business designing and delivering leadership programs. With a ...

Christopher Coro

Residential Counselor

Chris comes to Mountain Valley from the Becket House at Campton/Vermont Permanency Initiative in Campton, NH where he was a ...

Stephanie Cummins

Residential Counselor

Stephanie's passion for learning coupled with her seemingly ceaseless drive to grow has made an impact on the Mountain Valley ...

Jay DesTroismaisons

Chef, Food Services Coordinator - Pike Campus

Jay has over thirty years of experience in every aspect of the hospitality industry, and serves as an independent food service consultant to many resorts and restaurants.  ...

Sara DeValk

Residential Counselor

Sara has a rich history of working with children, both at Circle Program Summer Camp in Groton, NH and in ...

Stacey Gibbons

Activity Therapy Module Educator – Health & Wellness

A longtime Mountain Valley staff member, Stacey has more than twenty years of training and education in Yoga, mindfulness, and ...

Todd Gordon

Residential Overnight Counselor

A former campus safety officer at Colby-Sawyer College and Daniel Webster College and substitute middle school teacher in Hillsborough, NH, ...

Rebecca Gosselin

Activity Therapy Module Educator - Health & Wellness/ERP Specialist

Rebecca (Becca), an Exposure and Response Prevention Specialist, graduated from Plymouth State University in 2015 with a Bachelor of Science ...

Liz Guaraldi

Equine Instructor

A decorated equestrian, Liz is a former three-time ISSO Over-All National Champion, a five-time Junior National Champion and a two-time ...

Silas Guion

Residential Coordinator/ERP Specialist

Silas first worked at Mountain Valley in 2016 and 2017, then left for North Carolina where he worked at Chapel ...

Abbie Harvey

Residential Counselor

As the mother of three young children, Abbie is well-equipped with real life experiences to perform her MVTC duties as ...

Corey Kronsbein

Residential Counselor 

Known for his hard work and spirit of volunteerism, Corey is a Keene State College graduate with B.A. in Psychology ...

Stephanie LaCasse

Residential Counselor

Stephanie left a career in property preservation to pursue a career more closely related to her field of study. She ...

Mark Litchfield

Residential Counselor

An excellent problem solver and a hard-worker with years of experience working with adolescents, Mark is well-suited for his duties ...

Robert McClay

Residential Counselor

A former United States Marine Corps Combat Engineer, a gifted bike technician, a certified air conditioning repairman and a lumberjack, ...

Theresa Mundy, D.C., R.Y.T.

Yoga Teacher

Dr. Theresa Mundy first became interested in yoga as a high school sophomore when her track and cross-country coach urged ...

Dylan Pelletier

Residential Counselor

A graduate of nearby Rivendell Academy and the University of New Hampshire where he earned a Bachelor of Science degree ...

Jim Putnam

Activity Therapy Module Educator - Farm-to-Table

An experienced dairy farmer with an Associates Degree in Dairy Management and Agriculture, Jim and his family have been highly ...

Jenny Riegle

Residential Counselor

Jenny left the food service industry to pursue her goal of working towards a career in the field of child ...

Jesse Rodimon

Residential Coordinator/Therapeutic Recreation Module Leader/ERP Specialist

A Presidential Scholarship recipient, Jesse graduated from Norwich University in Northfield, VT with a Bachelor of Science in Computer Science. Prior ...

Mikayla Schulz

Residential Counselor

In her application to work at Mountain Valley, Mikayla wrote as her objective, “I am seeking a position at MVTC ...

Chelsey Stever

Residential Counselor

Chelsey is an experienced team member and leader who has demonstrated the ability to multitask and problem solve.  She graduated ...

Carleigh Sullivan, M.F.A.

Residential Counselor

A prolific creative writer and a skilled editor, Carleigh’s path to her present position at Mountain Valley has been both ...

Sarah Taylor

Residential Counselor

Sarah assumes her role as a MVTC Residential Counselor after working as an AmeriCorps Member with New England Science and ...

Sheri Tomkiewicz

Residential Counselor

With experience as a leader, working in a team setting, and supporting others, Sheri is excited to be a part ...

Kelsie Turner

Residential Counselor

Kelsie prides herself on being a critical thinker, a problem solver, a leader and decision maker.  She graduated from Plymouth ...

Brenda Venezia

Residential Counselor

Brenda describes herself as an extremely motivated individual with a big heart and the willingness to accept challenges.  She comes ...

Kristina Marie Watt

Residential Counselor

A mental health home care Registered Nurse, Marie was looking to begin a new career emphasizing a holistic approach to ...