Works with
- Anger
- Stress, Anxiety
- Family conflicts
- Intimacy-related issues
- Parenting issues
- Anger management
How Mari works
Practical facts
- Credentials
- LPC
- Licensed in
- New Jersey, Arizona
- Years in practice
- 39
- Languages
- English
- Session format
- Online, through our partner platform
About Mari
Mari DeRienzo is a licensed professional counselor with 39 years of experience. She focuses on helping people manage anger, stress, anxiety, and relationship or parenting concerns. Her style is straightforward and compassionate, aimed at making the first steps easier for someone who feels stuck.
Clients can expect a calm space to talk through what matters most. Mari emphasizes listening and practical strategies so people leave sessions with usable steps. She tries to keep conversations clear and free from jargon.
Background and approach
Her background includes long experience in community and clinical settings in New Jersey. Over the years she has supported people navigating grief, self-esteem challenges, and major life changes. She also brings experience addressing substance and impulsive behaviors, codependency, and issues that arise from family of origin dynamics.
Mari uses a mix of approaches to meet each person's needs. That can include client-centered work to focus on what someone wants, cognitive behavioral techniques to change unhelpful thinking, and motivational interviewing to strengthen desire for change. She also draws on solution-focused ideas and Internal Family Systems concepts when they fit the situation.
Sessions are offered in English and are available online in several formats. Mari aims to work collaboratively with each person to set goals and build skills that fit their daily life.
What Mari works with
Everything Mari lists, in the therapist's own terms. Anger is the reason this directory exists; the rest tells you what usually sits alongside it in Mari's practice.
- Stress, Anxiety
- Family conflicts
- Intimacy-related issues
- Parenting issues
- Anger management
- LGBT
- Grief
- Self esteem
- Coping with life changes
- Coaching
- Compassion fatigue
- ADHD
- Antisocial personality
- BDSM, kink, and alternative sex culture
- Codependency
- Commitment issues
- Communication problems
- Coping with natural or human-caused disaster
- Drug and alcohol addiction
- Family of origin issues
- Family problems
- Fatherhood issues
- First responder issues
- Guilt and shame
- Impulsivity
- Infidelity
- Intellectual disability
- Jealousy
- Midlife crisis
- Veteran and Armed Forces Issues
- Multicultural concerns
- Narcissism
- Personality disorders
- Post-traumatic stress
- Process addiction (porn, exercise, gambling)
- Self-love
- Sex addiction
- Sexual assault and abuse
- Sexual dysfunction
- Sexuality
- Social anxiety and phobia
- Young adult issues
Approaches Mari lists
- Client-Centered Therapy
- Cognitive Behavioral Therapy (CBT)
- Motivational Interviewing
- Solution-Focused Therapy
- Internal Family Systems
Listing an approach is not evidence of training in it. This directory copies what each therapist names and does not check training records.
Approaches and how online sessions work
Client-Centered Therapy is about listening closely and following what matters most to the person. It helps when someone needs a respectful space to sort feelings and priorities. Cognitive Behavioral Therapy, or CBT, focuses on the links between thoughts, feelings, and actions and gives clear exercises to try at home; it is useful for anxiety, anger, and stress. Motivational Interviewing is a collaborative way to build a person’s own reasons for change and is often used when someone feels unsure about taking the next step.Choosing the right approach is a shared process. The therapist will discuss goals and preferences in the first sessions and suggest methods that match what the person wants to do. This means plans can change over time as needs shift and progress is made.
Online therapy allows for flexible options like video calls, phone sessions, live chat, or text-based messaging. Video is helpful for deeper conversations and visual cues, phone sessions work well when bandwidth is limited, and chat or messaging can fit quick check-ins or coaching-style support. These formats make it easier to schedule sessions around work, caretaking, or travel and let people keep therapy consistent when life is busy.
Questions people ask about Mari
What kinds of problems does Mari help with?
Mari helps people with anger, stress, anxiety, grief, self-esteem, parenting and intimacy-related concerns. She also works with issues like substance use, codependency, impulsivity, and family of origin problems.
How would you describe her therapeutic style?
Her approach is grounded and client-centered, with a focus on listening and practical steps. She uses techniques that help people change thoughts and behaviors and strengthen motivation for change.
What is her professional background?
Mari has 39 years of professional experience and has worked in a range of community and clinical settings. Much of her work has involved helping people navigate stressful life events and relationship challenges.
What credentials and location are on file?
She holds the LPC credential and is licensed as an Arizona LPC and a New Jersey LPC. Her practice is based in New Jersey.
Can sessions be conducted in other languages or internationally?
Sessions are offered in English. She is able to work with international clients.
What session formats are available?
Therapy is offered via video calls, phone sessions, live chat, and text-based messaging. Different formats can be chosen to fit scheduling and communication preferences.
How is cost structured for sessions?
Cost varies with location and therapist availability and uses a subscription model that can be canceled at any time. Exact pricing depends on those factors.
How do I begin working with Mari?
Begin by selecting the Start Therapy button and completing a short matching questionnaire. Then schedule a first session according to the therapist's availability.