Adult ADHD Therapy in Markham

When “Just Try Harder” Isn’t Enough

A man with a beard wearing a red jacket uses a smartphone while driving a car. He is distracted and could have ADHD
You’ve tried reading productivity books, downloading apps, buying planners, and even starting a color-coded calendar that only lasted a few days. Still, nothing seems to work. By the end of the day, you might find yourself lying awake, wondering how everyone else manages to keep their life together week after week.
If you’re looking for adult ADHD therapy in Markham because nothing else has helped, you’re in the right spot. You’re not lazy or broken. Your brain just works differently from what most productivity tips are made for. When you learn how your brain works, things can start to change.

Wait, Adults can have ADHD too?

There is a common myth that ADHD only occurs in hyperactive 12-year-old boys who can’t sit still and are always getting in trouble. Then, at some point, they just outgrow it and transform into a typically functioning adult.

But this is simply not true.

ADHD is not a temporary phase, the result of choices you have made, or laziness. Instead, it means that your brain was programmed to only care about what feels good and is right in front of you.

Adult ADHD usually doesn’t match the stereotype of a hyperactive kid. Instead, it often means starting lots of projects but finishing few, or feeling like your mind has too many tabs open at once.
Sometimes, you know exactly what needs to be done but still can’t get yourself to do it. You might get upset over something minor or make choices you know aren’t good, but do them anyway. Many adults with ADHD spend years thinking this is just laziness before learning the real reason.

 

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How is Adult ADHD Different?

The main difference between ADHD in children and adults is that adults suddenly have a lot on their plate without anyone else stepping in to remind them. As a child, you had parents and teachers who organized your day and helped you stay on track. Once you become an adult, you have to create your own routines while managing work, household tasks, money, and relationships. Because of this, adult ADHD is less about acting out in a classroom and more about struggling with always being late, not being able to put away the laundry or clean your room, and not paying your bills on time, leaving you feeling overwhelmed by everyday tasks.
 
ADHD symptoms also change as you get older. A child might show hyperactivity by moving around a lot or being disruptive, but adults often turn that restless energy inward. This can feel like constant overthinking, racing thoughts, and mental restlessness. Many adults have also spent years hiding their struggles and feeling ashamed after being told to just try harder. Therapy helps by letting go of that self-criticism and building practical systems that fit how your adult brain works.
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Can Therapy Actually Help With Adult ADHD?

Therapy for adult ADHD isn’t about trying a bunch of new tricks and hoping one works. You’ve likely already done that. Most people I see have shelves of self-help books, hundreds of saved Reddit threads, an endless YouTube watch later playlist, and a long list of apps they tried and quickly gave up on.
 
What actually helps is learning how your brain works and creating tools that fit you, instead of trying to fit into someone else’s system. I often use ACT (Acceptance and Commitment Therapy) and CBT (Cognitive Behavioral Therapy) tailored for ADHD. ACT helps you notice your thoughts and feelings, step back from them, and take action even when your mind is full of excuses. CBT provides a structured approach to help you notice your negative thought patterns, use strategies to help you combat your distractibility and impulsivity, and find connections between your thoughts, feelings, and behaviors.
A man wearing sunglasses texts on his phone while driving a car in Morocco. He is distracted and could have ADHD

As Someone With ADHD, I Get It

As someone with ADHD, I understand what it is like to feel like ADHD controls your life. Together, we can help you understand your ADHD while developing tools, systems, and techniques to manage it better. Our sessions can bring calm back into your life and allow you to return to the things that are truly important to you.

What Changes When Adult ADHD Therapy Starts Working

You’ll see small changes before big ones. Maybe you pause while scrolling and actually give yourself a moment to ask, is this really what I want to spend my time doing? You might begin to stop calling yourself lazy or stupid when you forget something or miss a deadline.
 
When things start working, you will notice your own patterns instead of just reacting to them. You figure out when you focus best and arrange your day around those times, instead of forcing yourself to focus when it’s hardest. You spend less time on things that don’t matter and save your energy for what’s important.
Young man studying intently with books in library setting.

What to Expect at Brendan Marshall Counselling in Markham

I’m a Registered Psychotherapist (Qualifying) who mostly works with young men facing ADHD and anxiety. I’ve also lived with ADHD for over twenty five years. I understand what it’s like to be the kid who couldn’t sit still in class, and what it’s like as an adult trying to manage work and relationships while your brain feels like it’s in ten places at once.
 
My sessions are straightforward. I’ll ask questions that make you pause and think. I will challenge you when you need that, but won’t give you vague advice like “just use a planner.” Together, we’ll learn how your brain works and create systems that fit you. We will use ACT, CBT, and proven ADHD-focused strategies based on research, what’s worked for me, and what’s helped dozens of my clients.
Brendan Marshall RP(Q) sitting on his markham office couch speaking with his male client with Anxiety and ADHD

Ready to Take the Next Step?

You don’t have to have everything sorted out before reaching out. Most people I work with don’t have an official diagnosis but relate to and have many of the symptoms that I’ve shared. They feel tired, unsure, and not convinced therapy will help at first. That’s a normal place to begin.
 
Book a free consultation, and we’ll chat about what you’re going through, what I might be able to help with, and see if this is a good fit. There’s no preparation needed and no pressure to make any decisions right away.
Brendan Marshall Headshot, RP(Q), Anxiety and ADHD Therapist in Markham

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FAQS

Frequently Asked Questions

Studies have shown that people with ADHD require a more hands-on approach that is more than  just "talk therapy". My approach emphasizes practical, collaborative strategies like executive functioning support, emotional regulation tools, Cognitive Behavioural Therapy (CBT) tailored for ADHD, and building self-compassion.

I treat adult ADHD using an integrated, neurodivergent-affirming approach that combines modified Cognitive Behavioural Therapy (CBT), Acceptance and Commitment Therapy (ACT), and self-compassion. Standard talk therapies can sometimes fall short for neurodivergent clients because they don't explicitly account for structural executive dysfunction or a dopamine-deficient nervous system. By tailoring classic CBT and ACT techniques, I help my clients create actionable executive systems and explore relevant thought patterns, feelings, and behaviours. This ensures our sessions offer the practical behavioral tool sets, emotional processing, and cognitive strategies required to help you thrive.

The primary difference is that ADHD coaching focuses strictly on forward-looking behavioral action and accountability, while ADHD psychotherapy addresses the deeper emotional roots, co-occurring mental health conditions, and psychological history associated with the condition. ADHD coaching is an excellent tool if you are already emotionally regulated and simply need a professional to help you organize your week, manage time, and stick to specific productivity goals. ADHD psychotherapy goes much deeper, providing the clinical expertise required to treat the mental health challenges that frequently co-occur with ADHD, such as generalized anxiety, chronic depression, trauma, perfectionism, and complex grief.

Yes, we offer secure virtual ADHD therapy across Ontario, and our services are widely covered by most extended workplace health insurance plans under "Registered Psychotherapist" benefits. Virtual therapy is often the preferred choice for our neurodivergent clients because it eliminates the hidden executive hurdles of traditional appointments—such as navigating traffic, dealing with waiting room sensory overload, and managing travel time anxiety. You can log on directly from your own comfortable, controlled environment. Because insurance coverage varies significantly by policy, we highly recommend contacting your provider before your first session to confirm that your specific plan reimburses services provided by a Registered Psychotherapist (RP).

While ADHD medication is highly effective at stabilizing brain chemistry and improving baseline focus, it does not teach behavioral skills or heal the emotional toll of living with a neurodivergent brain. Medication can give you the temporary focus to build a routine, but it won't teach you which system fits your life or how to manage the shame of past failures. Therapy acts as the structural blueprint that runs alongside your pharmacological support, helping you navigate challenges that pills cannot fix such as healing academic or workplace trauma, managing relationship conflicts caused by executive dysfunction, and dismantling the deep-seated belief that you are simply "lazy."

Yes, you can absolutely engage in ADHD psychotherapy regardless of whether you have a diagnosis or want to try ADHD medications. Many of my clients do not have a formal diagnosis and part of our work is exploring the options for a possible diagnosis from a psychologist. Although psychotherapists cannot prescribe medications, we can help you understand your options and provide a general overview of medications for ADHD. Therapy is highly effective as a standalone treatment for building life skills and healing the emotional impact of the condition. For clients who prefer a non-pharmacological approach, therapy serves as the primary space to map out executive functioning strengths, develop highly tailored cognitive strategies for focus, and process the underlying anxiety or self-doubt that often accompanies neurodivergence. My focus remains entirely on providing the practical behavioral support, lifestyle adjustments, and emotional processing tools you need to reach your personal goals on your own terms.