Dr. Diana Garcia

With over 20 years of experience in the field of psychology, Dr. Garcia has provided psychological and counselling services in Ontario, and the states of Pennsylvania, and Florida.  

She received her education in the United States of America. She has completed various clinical internships in Psychology and Neuropsychology, including an APA approved internship at Northeast Florida State Hospital. She has been working within the field of psychology since 1991 in a variety of diverse settings within the United States and Canada. She has provided treatment and assessments for individuals, families, and couples for a diverse spectrum of issues, including: mood disorders, anxiety disorders, eating disorders, chronic pain, disability, return to work, acquired brain injuries, learning disabilities, developmental delays/disabilities to children, adolescents, adults, and geriatrics and psychological/Neuropsychological assessments including personality, educational, and developmental assessments.

She is a member of the College of Psychologists of Ontario and licensed to practice within the province of Ontario in both Psychology and Neuropsychology.

Dr. Garcia currently provides services to clients in our Kanata location. Her areas of specialty include:

  • Diagnosis and treatment of children, adolescents and adults

  • Treatment of eating, anxiety, and mood disorders 

  • Diagnosis and treatment of AD/HD

  • Psychological and Neuropsychological testing

Dr. Garcia's professional affiliations include:

  • Member of the College of Psychologists of Ontario

  • Member of the Ontario Psychological Association

  • Licensed Professional Counselor (State of Pennsylvania)


Dr. Darren Schmidt

Dr. Schmidt has over 10 years of clinical experience in providing neuropsychology and general psychological services to adolescents and adults.

He received his Ph.D. and M.A. degrees at the University of Windsor, Windsor, Ontario which was accredited by CPA and APA at the time of his graduation. Much of his early career experience has been primarily centered within the province of Ontario, with the exception of his pre-doctoral experience working in southeastern Idaho offering similar services. During his graduate studies he has worked in various mental health institutions including general mental health units, private practices, and in-patient and out-patient hospital settings working alongside other mental health professionals, social workers, medical doctors, etc. During his time, he has worked with broad spectrum of disorders/syndromes including traumatic brain injury, intellectual disability, learning disorders, language disorders, memory disorders, movement disorders, neuro degenerative disorders (e.g., Alzheimer's disease, Parkinson's disease), neuro-toxic diseases, motivational disorders (e.g., malingering), ADHD, Autistic Spectrum Disorder, Stroke, Human Immune Deficiency, Chronic Fatigue Syndrome, Pain Disorders, Mood Disorders, Anxiety Disorders, Psychosis, Substance Disorders, and Personality Disorders, as well as he worked with individuals involved with criminal actives (e.g., competency to proceed cases). Much of his experiences has been primarily neuropsychological and psychological assessment-based with children, adolescents, and adults as well as other treatment experiences utilizing CBT and Neurobiofeedback intervention with adults.

Dr. Darren Schmidt is a licensed psychologist within the province of Ontario to practice both Psychology and Neuropsychology. He is a member of the College of Psychologists of Ontario in good standing. He is also a member of the Ontario Psychological Association.

Dr. Darren Schmidt is currently working within the Kanata, Ontario area in Dr. Diana Garcia's private practice providing psychological and neuropsychological service to children, adolescents, and adults. Dr. Darren Schmidt has been a member of the Capital Psychological team since 2011. Common referral sources include self, doctor, insurance, and WSIB. We also accept other referral sources. Although his primary interest is assessment-focused, he also offers Cognitive Behavioural Therapy to adults. His other area of interest includes advancing his differential diagnostic skills.

Education Background:

  • Doctor of Philosophy in Clinical Neuropsychology, University of Windsor, Ontario

  • Accredited by the Canadian Psychological Association and American Psychological Association

  • Masters of Art in Clinical Neuropsychology, University of Windsor, Ontario

  • Accredited by the Canadian Psychological Association and American Psychological Association

  • Bachelor’s Degree of Arts (Honours Psychology), University of Windsor, Ontario

Sarah Mackrell

Sarah received her Ph.D. and M.Sc. at the University of Western Ontario. She completed her master’s and doctoral degrees in the personality and measurement area, with a program focus on statistical analysis, test design and measurement.

Sarah has worked as a psychometrist since 2015 and has a broad knowledge of academic accommodations and supports available to students at the elementary, high school, and post-secondary level. She currently completes psycho-educational testing with children, adolescents, and adults in the Kanata, Ontario area under the supervision of Dr. Diana Garcia.  

Educational Background:

  • Doctor of Philosophy, Personality & Measurement, University of Western Ontario, 2017

  • Master of Science, Personality & Measurement, University of Western Ontario, 2011

Appointments: Monday-Friday (11).jpg

Robyn Plane

Robyn is a Registered Psychotherapist with the CRPO (College of Registered Psychotherapists of Ontario) and a Canadian Certified Counsellor with the Canadian Counselling and Psychotherapy Association.  He obtained his Master of Arts degree in Counselling & Spirituality from a joint program with the University of Ottawa and Saint Paul University.  During this time, his training focused on individual counselling and his research was primarily around mental health issues within the LGBTQ community.  

Robyn has worked in the mental health profession for over 10 years, beginning his career as a behavioural therapist working with families and children diagnosed on the Autism Spectrum.  He has worked in both institutional and private settings with individuals and families, providing support individually, at home and in the school environment.

During his graduate program, Robyn worked with the Saint Paul Counselling Centre and Carleton University.  At these locations, he supported students and young adults in the community dealing with ADD, learning disabilities, anxiety, depression, sexuality and relationship issues.  

Robyn also works as a supervisor at Saint Paul University Counselling Centre, supporting graduate level students within the program. 

In private practice Robyn enjoys supporting individuals and families from ages 9-65 with their mental health needs, but also offers specialized support in areas such as high functioning ASD, stress management and back to work support, as well as needs related to the LGBTQ community." 

Appointments: Mondays & Wednesdays


Kathleen Szirtes

Kathleen brings over 20 years of experience in the field of Social Work and Therapy, providing holistic, standardized mental health treatment to individuals and families.  Brief Solution Focused counselling services, and more supportive Trauma Informed therapies are available.  Kathleen has specialized training family counselling and attachment work, and in the treatment of  brain-body related conditions including Post Traumatic Stress Disorder (PTSD), Traumatic Brain Injury (TBI), concussion, learning delay, Aspergers/Autism functioning and chronic pain. 

She uses CBT, EMDR and CRM techniques to help transform both psychological and physical pain and trauma. EMDR and CRM are resourced treatment modalities, emphasizing empowering and supporting clients internal resourcing structures, while working through challenging, or overwhelming states and experiences. Clients are also supported to use Mindfulness practice, breath work and, if desired, Yogic strategies to explore and transform their inner landscapes. Neurofeedback is also available to help restore optimal brain wave functioning, which in turn can improve many neuro-related issues including restoring normal sleep, augmenting mental acuity, easing the side effects of stress, anxiety, depression, ADHD related, brain trauma and damage to the central nervous system, as just some examples. 

Kathleen has worked in a variety of settings, including adult and child psychiatric care, family court, child welfare, youth criminal justice, substance use treatment and has experience providing clinical services with First Nation communities.   She also holds an appointment as a Clinician with the Ontario Office of the Children’s Lawyer.


Master Social Work, University of Victoria, 2003

Bachelor of Social Work, Carleton University, 2000

Bachelor of Arts Legal Studies, Carleton University, 1997

Appointments: Tuesdays (25).jpg

Janet Theobald

An experienced clinician with over 16 years experience in assessment, case management & counselling. Janet has worked in a variety of clinical settings including child welfare, adoption, career development and private practice.

Her passion is to assist others on their journey of healing, growth and personal development. Her eclectic skill set which includes CBT, Mindfulness-Based Meditation and E.M.D.R., is tailored to meet the specific needs of clients. Clinical strengths include the treatment of anxiety, depression and trauma. Empathy, warmth, and exceptional clinical skills are hallmarks of this professional. Her approach is guided by a core belief in the capacity of others for growth and transformation when given a supportive, non-judgmental environment. “Buddho”, a Thai word which means, "To awaken and purify”, encapsulates the goal of therapy in many ways.

Any counselling or exploration work naturally involves an awakening or purification of sorts. With greater self awareness and acceptance we are all free to be more fully ourselves, more alive.

Education Background:

  • Bachelor of Arts Sociology/Psychology, St. Francis Xavier University, 1994

  • Bachelor of Social Work, York University, 1996

  • Masters of Social Work, Honours, Dalhousie University, 2009

Appointments: Wednesday & Thursdays

Melissa 150x224.png

Melissa Lafreniere

Melissa, MA, RP, RHN, is a registered psychotherapist, registered holistic nutritionist and registered Circle of Security-Parenting facilitator practicing in Ottawa ON. Melissa has been supporting youth and families since 1999 and has worked in a variety of clinical settings including crisis interventions services and community -based counselling programs across Canada and the United States. Melissa works with children, individuals and families who are struggling with challenges such as anxiety, depression, and strained family relationships. Melissa is also trained in collaborative practice family law and is able to support clients who are navigating life transitions such as divorce. Melissa supports clients by using integrated approaches to treatment and practices from collaborative and attachment -based framework.

Appointments: Wednesdays & Fridays

Dan Egarhos

Dan is a Canadian Certified Vocational Evaluator (CCVE) with more than 20 years of experience in the Province of Ontario. He completed his graduate studies in Psychology at Carleton University where he obtained his Master’s degree in 1993.

He has experience administering Vocational Evaluations, Psychological-Vocational Evaluations, Transferable Skills Analyses and Labour Market Surveys. He has worked with insurance companies, WSIB, CPP, Veteran’s Affairs, ODSP and legal clients.

He is a member in good standing of the College of Vocational Rehabilitation Professionals (CVRP), Vocational Rehabilitation Association of Canada (VRA) and the Canadian Assessment, Vocational Evaluation and Work Adjustment Society of Canada (CAVEWAS). (26).jpg

Brenda Weaver

Brenda has been the friendly face of Capital Psychological since June 2016.  Brenda started at Capital Psychological as an administrative assistant and quickly became a valued member of the team; she now holds the title of Practice Manager. Brenda is responsible for managing all day to day aspects of Capital Psychological, including new patient intake, scheduling and general office order at Unit I-1.  Prior to working at Capital Psychological, Brenda ran a home daycare while she raised her three children.   

kristin keadshot.png

Kristin Weaver

Kristin is responsible for social media, invoicing, and all scheduling at Unit A-1. She is also the main point of contact for all insurance bookings for Dr. Garcia and Dr. Schmidt. Prior to joining the team, she worked in the administrative field at a recruiting company; she has also run a small business, and has many years of customer service experience. (17).jpg


Brooke was born on January 15th, 2019 in Kingston, Ontario. She joined the Capital Psychological team in May 2019 and began her training as a therapy dog. Brooke enjoys meeting new people, playing with her toys, sleeping, and learning new tricks. Brooke is still in training, but is eager to join in therapy sessions from time to time to help comfort patients within the office.