254 North Park Street
Brantford, Ontario
(289) 639-1161
25 Main Street West #900
Hamilton, Ontario
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Our Team

Jackie Sampson-Stewart, PT, BHScPT, BKin, MCPA, CMAG, SCMP 
Registered Physiotherapist, Owner/President

Jackie Sampson-Stewart is a registered Physiotherapist and the owner of Centreline Physio, Sports & Wellness Inc. She is registered, in good standing, with the College of Physiotherapists of Ontario and a member of the Canadian Physiotherapy Association, including the Orthopaedic, Sports and Acupuncture Divisions. She has been an examiner for the Physiotherapy Competency Examination and has supervised students from McMaster University’s Physiotherapy and Midwifery Education Programs.  Jackie graduated from McMaster University in 1997 with a Degree in Kinesiology and then in 2000 with a Degree in Physiotherapy. She has Diplomas in Manual and Manipulative Therapy and Contemporary Medical Acupuncture.  Jackie is a Stott-trained Pilates instructor and has integrated the comprehensive teachings of Pilates-based exercise into her practice for over 19 years as well as teaching courses on the utilization of Pilates for health care practitioners. Jackie has a strong practice in the assessment and treatment of diverse and complex musculoskeletal orthopaedic conditions, including vestibular disorders as well as women’s health issues including pre and post-natal conditions.  With an extensive background in dance, performing arts and athletics she has a special interest in treating athletes, including dancers, gymnasts and figure skaters.  As a Certified Concussion Management provider and a Certified Sports First Responder, she enjoys providing sports rehabilitation for athletic/dance injuries both on/off the field and stage at the recreational, competitive, and professional levels.

Jackie is a member of Healthy Dancer Canada and her past dance repertoire include Advanced Levels of Ballet (Vaganova), Jazz, Tap, Lyrical, Flamenco, and Modern/Contemporary with a multitude of performance credits as well as instructing dance for over 20 years. She currently enjoys Yoga, Pilates, Zumba, general fitness and keeping up with her two active children!


Ellen White, PT, BHScPT, SCMP
Registered Physiotherapist

Ellen White is a registered Physiotherapist in good standing with the College of Physiotherapists of Ontario.  She was born in Whitehorse, YT, and raised in Kingston, ON.  Ellen attended Queen’s University, graduating with her Bachelor of Science in Physiotherapy in 2005.  She has worked primarily in orthopedics since graduation, at private clinics and as a civilian contractor for the Canadian Forces.  She has supervised physiotherapy students and provided clinical academic assistance and evaluations for Queen’s University. She has notable experience in sport physiotherapy, working with the Royal Military College varsity athletics program for four seasons, as well as extensive coverage for rugby locally in Kingston.   She has completed post graduate training in orthopaedic manual therapy, acupuncture, soft tissue techniques, concussion management, and running injury management. 

Ellen moved to Hamilton in 2014 and joined the Centreline team in August of 2015.  Outside of work, Ellen is busy raising two young daughters, running, and playing competitive Ultimate Frisbee.  She ran the 2016 Hamilton Road2Hope half marathon and finished with her best time to date.  She has run two marathons and has her sights on qualifying for Boston.  Her past athletics experience include dance (RAD grade 8 ballet), yoga (Hatha, yin, restorative), running, swimming, and rowing.                                 


Thomas Hlavenka, PT, MSc.PT, BA (Kin)                                                                                                                                        Registered Physiotherapist

Thomas is a registered Physiotherapist in good standing with the College of Physiotherapists of Ontario and a member of the Canadian Physiotherapy Association. Thomas graduated with a Master’s of Science in Physical Therapy from Queen’s University after completing his Kinesiology degree, with distinction, at Wilfrid Laurier University. While at Wilfrid Laurier he conducted research in spine biomechanics.

He has experience in hospital and clinic settings, seeing patients with musculoskeletal, neurological, and cardiorespiratory conditions. Thomas has taken a number of continuing education courses, including topics such as spine biomechanics, McKenzie Method of Mechanical Diagnosis and Therapy, chronic pain, functional movement, and soft tissue release.

Outside of the clinic, he spends plenty of time outdoors. Winter is his favourite season, as he is a frequent cross-country skier and can also be found downhill skiing. In the summer he is often hiking on the Bruce Trail, fishing, or cycling.  Additionally, he has spent quite a bit of time travelling around Europe. 

Jeff Green, RMT, CSEP Certified CPT
Registered Massage Therapist, CSEP Certified Personal Trainer

Jeff Green is a registered Massage Therapist, in good standing, with the College of Massage Therapists of Ontario as well as a CSEP (Canadian Society of Exercise Physiology) Certified Personal Trainer.

Jeff is a graduate of Westervelt’s Massage Therapy program and an honours graduate of Fanshawe College’s Fitness and Health Promotion Diploma Program. In addition, he holds a CSEP Certified Personal Trainer Certificate with a focus on strength training and flexibility as well as an Adaptive Fitness Specialist Certification from the Hutton House enabling him to work with the general population, athletes and many diverse populations. Jeff enjoys being part of a profession that promotes healthy lifestyle choices and working with athletes and the general population to strive towards their personal performance and health goals. He eagerly provides hands-on massage therapy treatments for injury prevention, rehabilitation treatments and can create strength and conditioning programs for the general population and athletes of all ages and skill levels. Jeff also has a longstanding background in sports and fitness, playing soccer for Team Ontario and basketball for Fanshawe College.    


Lisa Richardson, RMT                                                                                                                                                                  Registered Massage Therapist

Lisa Richardson is a registered Massage Therapist, in good standing, registered with the College of Massage Therapists of Ontario and is a member of the Registered Massage Therapists’ Association of Ontario.

Lisa graduated from the West Coast College of Massage Therapy (British Columbia) in 1997 and has worked as a massage therapist in multi-disciplinary, corporate and independent practice settings since then.  Using restorative, hands on massage therapy techniques, Lisa enjoys working with each individual to release restrictions, tension, pain and inflammation in over-used muscles throughout the body.  She regularly focuses on increasing individual postural awareness, education and prevention.  

In addition, she has a background and further training in Manual Lymphatic Drainage (Vodder method) and myofascial release techniques.  Manual Lymphatic Drainage is very gentle, low pressure modality which can be used to relieve pain, spasm, bruising and swelling after trauma, surgery or injury; it can be used on even the most pain-sensitive areas where regular massage may be too uncomfortable.  Myofascial release is used to access fascial restrictions within the muscles and in the soft tissues around them.


Ali Speziale, M.OMSc                                                                                                                                                               Osteopathic Manual Practitioner

Ali Speziale is a Certified Osteopathic Manual Practitioner in good standing and membership with the Ontario Osteopathic Association. She has over 12 years of combined clinical experience. She graduated from numerous healthcare related programs obtaining her Diploma in Massage Therapy, her Certificate in Acupuncture, her Certificate/Degree in Athletic Therapy (Bachelor of Applied Sciences), and her Certificate in PTA/OTA.  She also has a Bilingual Certificate in French/English. Since 2013, Ali focused her studies and clinical practice in Classical Osteopathy at the Canadian Academy of Osteopathy.

Ali’s experience as a Certified Athletic Therapist and a Registered Massage Therapist led to an interest in alternative medicine culminating in her practice of Osteopathy.   Her clinical experiences have played a major role in becoming a well-rounded therapist.  Ali treats the whole body to restore proper body mechanics, posture, and function of the nerves, arteries, veins, and lymphatic systems.  Her approach aims to promote self-healing through gentle non-invasive manual therapy such as myofascial release, muscle energy and cranial sacral techniques.  

Outside of the clinic, Ali has fun spending time with her dogs and sharing life with family and friends. Ali e’speziale’ enjoys cooking and experimenting in the kitchen and then burning off those calories every morning in the gym.                                                                                                                 

Darlene Rempel, B.H.K., C.Ped.(C)                                                                                                                                               Certified Pedorthist (Canada)                                                              

With a Bachelor in Human Kinetics from the University of Windsor, Darlene worked in the physiotherapy field as a Clinical Kinesiologist for five years prior to her Pedorthic endeavours. Having an aptitude for leadership, problem solving and hands on work, combined with a desire to specialize and focus on lower limb mechanics her interest in the field of Pedorthics was sparked.

Darlene is currently a member on the Communications Committee, authoring articles in the Pedorthic Journal-Pedorthics Quarterly and has contributed to the Pedorthic Association of Canada on the Professional Development Committee. She has authored a Chapter in the 2012 Clinical Practice Guidelines for Pedorthist, and is a member of the College of Pedorthics of Canada.

Darlene enjoys the challenges of lower limb sport injuries, having played at the Provincial and University levels herself, but also appreciates the importance of proper footwear and support to the average foot.

Darlene enjoys an active life filled with a variety of sports and activities including; volleyball, mountain biking and slo-pitch to name just a few. It wouldn't be unlikely to catch Darlene hiking or biking the trails with her young family.


Jaclyn Strohl, RD, BHSc Hons, BASc Hons, M.A.N                                                                                                
Registered Dietitian 

Jaclyn Strohl is a Registered Dietitian consultant who has worked in acute care hospital settings, primary care physicians’ offices and private practice. Her education credentials include undergraduate degrees in Health Sciences and Nutrition and Food from Western University and Ryerson University, respectively, as well as a Master’s of Applied Nutrition degree from the University of Guelph.

As a registered dietitian, Jaclyn enjoys working with a variety of clients to support individuals in their journey to achieve a healthy lifestyle. Her practice focuses on: weight management, sports nutrition, gastrointestinal disturbances (intolerances, allergies, sensitivities), dietary restrictions (vegetarianism/veganism, gluten-free, lactose-free) and metabolic diseases (diabetes, heart disease, high cholesterol, high blood pressure).                                                                                                                                                                                           

Sarah Smith, RD, BASc.                                                                                                                                                            Registered Dietitian 

Sarah Smith is a Registered Dietitian with the College of Dietitians of Ontario and holds of Bachelor’s degree in Human Nutrition from the University of Guelph.  Sarah completed her practical with Hamilton Health Sciences in 2016. Since then Sarah has worked with clients in both primary care physicians’ offices and acute care hospital settings.

Sarah enjoys working with people of all ages to help them achieve their nutrition and health goals, feel great and overall lead healthier lifestyles. She has experience working with a variety of health conditions including chronic disease prevention and management, weight management, meal planning and mindful eating strategies, sports nutrition, digestive health, special diets (vegetarianism, veganism, lactose intolerance, gluten-free and allergies) and healthy aging.

When she isn’t practicing, you can find Sarah in the kitchen testing out new recipes—anything from your classic slow cooker oatmeal to the chewiest chocolate chip cookie. Her favourite meal is breakfast!

Christina O'Grady, PTA 
Physiotherapist Assistant/Operations Assistant

Christina O’Grady is a trained Physiotherapist Assistant, as well as the Operations Assistant at Centreline Physio, Sports & Wellness Inc. Christina received her training at Mohawk College and continues to take courses to stay current with industry changes, clinical practice and to expand her knowledge base.

With over 13 years of experience as a physiotherapist assistant, Christina proficiently assists our regulated healthcare professionals in providing hands-on treatment, modality application and assigned therapeutic exercise and education programs. She has spent the majority of her career working with physiotherapists to aid patients recovering from surgical procedures and rehabilitate orthopaedic injuries & conditions.

Outside of work Christina enjoys raising her two young children and spending time with her family.


Tara Henschel, PTA                                                                                                                                            Physiotherapist Assistant

Tara Henschel is a trained Physiotherapist Assistant (PTA) and assists in the clinical and administrative daily operations of Centreline Physio, Sports & Wellness Inc.  Tara received her Occupational Assistant and Physiotherapist Assistant diploma from Mohawk College in 2012. Prior to that, she received her Bachelor of Arts degree from Lakehead University.  Tara’s PTA experience over the past 5 years has allowed her to develop her interdisciplinary skills with supervising healthcare providers in order to help clients recover from motor vehicle accidents, sports & work related injuries, as well as other general conditions.  She assists our team of regulated health professionals to provide superior client-centred care. 

Outside of clinical practice, Tara has been passionately coaching basketball for 6 years with high school aged girls for Blessed Sacrament Basketball and is currently a part of the Blitz Basketball club.  Many of her former athletes have gone on to play varsity university and college basketball in Canada.  Over her basketball career she was a member of the gold winning OFSSA team and she played at both college and university varsity levels.  Her athletic experience and commitment allows her to know what it takes to succeed.  Otherwise, Tara enjoys spending time with her husband, daughter, family and friends.