The Team

Administrative Assistant

Grace is a long term valued member of St. Lawrence Dentistry and has enjoyed her career in dentistry. She loves to get to know her patients and makes them feel comfortable during their experience at our office. Grace is passionate about providing the highest quality dental care in the most comfortable and caring environment. In her spare time, she enjoys spending time with her family and friends.

Allan Hawryluk Jr. is a Mississauga based dentist who has built a reputation for comprehensive dental care. Born and raised in Port Credit, he returned after completing his dental residency in 2003 at the University of Colorado, Denver Health Sciences Center. He feels privileged to serve the community and work alongside his father, Allan Sr.

Expounding his philosophies, experience, and expertise, Dr. Hawryluk Jr. is on the advisory committee for 'Science of Implants' - an educational institute which provides dentists training to improve their diagnostic skills, increase clinical efficacy and helps promote predictable treatment results. He believes that improving his patient's oral health, through conservative dental techniques, has a positive and powerful impact on their overall appearance and self-confidence. Dr. Hawryluk Jr.'s goal is to make your experience at the dentist to be as comfortable and enjoyable as possible. He feels that beautiful, natural-looking smiles are within reach of all adults by providing affordable patient care.

Dr. Hawryluk Jr. has been committed to continuing his education on the most current materials, technology, and treatment options by studying at the world's most prominent dental institutes—including the Scottsdale Center for Dentistry, the Hebel Implant Training Center, and the L. D. Pankey Institute and the PST Academy. He is a former team dentist for the Toronto Marlies hockey team, and the was the assistant team dentist for the Toronto Maple Leafs.

Dr. Hawryluk Jr. works with our team of board-certified medical anesthesiologists to solve any dental-medico issues of our patients. To ensure the highest quality and accuracy in confined working conditions, Dr. Hawryluk frequently performs dental procedures with the aid of the global dental operating microscope.

Dr. Allan R. Hawryluk Sr. is the founder of St. Lawrence Dentistry and a well-renowned graduate from the University of Toronto, Faculty of Dentistry '73. He provides cosmetic and preventative dental care and believes a healthy mouth is the cornerstone of a beautiful smile. He has become known for his smile makeovers performed using the most conservative and esthetic techniques available. Merging health and beauty to make dentistry more appealing, Dr. Hawryluk Sr. hopes his patients look forward to their visit to St. Lawrence Dentistry. His dental practice stands on a solid foundation of experience focused on health and well being. He is known for his artful cosmetic dentistry that can be transformative for our valued patients. He has earned a notable reputation for creating beautiful smiles, following up with all patients, and performing dental procedures that promote wellness.

From 2001 to 2008, Dr. Hawryluk Sr. was the official dentist to the Toronto Maple Leafs. Dr. Hawryluk, Sr. also served as a Prosthetic clinical advisor for the 'Seattle Study Club' for over ten years. In recognition of his contributions to dentistry, the Honorary Pierre Fauchard Academy for dentists invited Dr. Hawryluk Sr. to become an active fellow in 1991. He is also a founding member of the Canadian Academy of Aesthetic Dentistry. Also, he is an alumni member of numerous dental societies, which include the prestigious The Pankey Institute and Dawson Academy.

Many patients have been with Dr. Hawryluk Sr. since St. Lawrence Dentistry's inception in 1975. He feels privileged to serve his patients and welcomes you to our office.

Administrative Assistant

Clarissa joined St. Lawrence Dentistry in 2019. She works closely and comfortably with our valued patients, making all individuals feel welcome.

Clarissa has a background in Practical Nursing and Health Care Services. She strives to accommodate patient’s needs, making them comfortable and at home. She continuously strives to ensure that each and every patient receives the best care possible.

When Clarissa is not in the office, she dedicates her time to her son. She loves going out for dinner and enjoys watching Toronto Maple Leafs games.

Dr. Steven Mastropole, (a.k.a. Dr. Steve) is our most recent addition to St. Lawrence Dentistry. A New Jersey native, he moved to Toronto two years ago to be closer to his wife and her family. As a graduate of Temple University's Kornberg School of Dentistry, he won multiple awards and honors, including that of being the most outstanding student and membership in the Omicron Kappa Upsilon dental society.

Dr. Steve is very passionate about continuing his dental education and is an active member of the 'Spear Academy' and the 'Toronto Crown and Bridge Study Club.' He enjoys sharing his experiences and learning from his colleagues-- including his loving wife, who is also a dentist. In addition to being an avid learner, Dr. Steve loves to educate and have open conversations with his patients to ensure that every decision and every action taken is well-informed and thoroughly understood.

Outside of dentistry, Dr. Steve is a huge basketball fan. He plays pickup basketball weekly at his local gym and closely follows the NBA. As of 2020, Dr. Steve has proudly taken the position of being the team dentist for the Raptors 905. He also enjoys reading, spending time outdoors, and makes a mean pasta sauce.

Dr. Steve has worked all across Ontario and is proud to say that he has met some incredible people from all walks of life. Nothing brings him more satisfaction than developing genuine and honest relationships with all of his patients. His mission is to provide the highest quality dental care while ensuring you are relaxed and comfortable at all times. He loves hearing stories from his patients and embracing the friendship and trust that follows.

Registered Dental Hygienist

Karen graduated from Erie Community College in 1990. She is a member in good standing with the CDHA as well as the HPDHA where she is able to learn what is new in dental hygiene.

With over twenty years of hygiene experience and some prior years of dental assisting, Karen is able to pride herself on being gentle, yet thorough. Her attention to detail and enthusiasm allows her to deliver the best care to her clients and makes her a valuable team member.

Dental Assistant CDAII

Genevieve graduated from Faubourg College in Montreal in 2003 as a level 2 dental assistant. Her outgoing personality and smile makes dental visits pleasant for her patients. Relocating from Ottawa in 2017, It gives her great pleasure to be a part of the St. Lawrence Dentistry family. In her spare time she’s a film buff, enjoys travelling the world and spend time with family and friends.

Dr. Zbigniew Wojtasik (aka 'Zig') is the founder of Surgiservices. He obtained his certificate of specialization in anaesthesiology from the Royal College of Physicians and Surgeons of Canada in 1988 and is presently holding a courtesy appointment with the Trillium Health Centre and the University of Toronto.

Front Office Administration

Vicki has held the position of office administrator and receptionist with St. Lawrence Dentistry for over 30 years. Vicki demonstrates empathy in establishing rapport with patients and utilizes her extensive management experience and organizational skills in assisting patients with each aspect of their dental care. She enjoys playing a role in ensuring dental experiences are comfortable and in improving smiles that increase self worth and confidence in patients.

Vicki enjoys spending time with her husband and two adult step children. She is an active member of the Slow Food Movement and Green Passport. She enjoys gardening, golfing and photography.