Northgate Dental Clinic


Experience. Professional. Friendly. Familiar Faces.

We are proud of our talented and friendly staff who do their best in striving for excellence in service to make each patient experience a good one.

From our knowledgeable front-end receptionists to our competent assistants and hygienists, it’s important for us that every treatment is made in a safe, professional and positive environment.

Dental X Ray

About Us

Find out about the Northgate Dental Clinic.

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Dr. Dean Zimmer Staff Photo

Dr. Dean Zimmer, DMD

Dean has been a part of the Northgate Dental Clinic for two decades. His love for people and general health led him to fulfill his dreams of practicing dentistry full-time in his hometown, Regina, Saskatchewan. Dean loves to hike, play golf, volunteer, travel and collect art. But his real true love is spending time with his wonderful family – Katherine, Liam, Gavin, and Lily.

“My best advice is to brush your teeth at least once at night for 2 minutes. And yes, flossing is probably more important than brushing”

Eric Knouse

Dr. Eric Knouse, DMD

Dr. Knouse has been with the Northgate Dental Clinic since 2011 and finds the best part of his job is getting to meet so many great people and helping them find the best solution to their dental-related problems. Dr. Knouse’s hobbies include golf, travelling, curling and spending time with his family.

Dr. Knouse keeps busy on his days off with his two daughters and wife Brittany increasing his knowledge of Disney characters! Saskatchewan summers are his best time of the year as he enjoys spending time outside at the lake on a boat or at the golf course!

“Also, to help encourage good dental practices for your children, brush and floss their teeth for them so they get into the routine each day.”

Dr. Alyssa Freitas, DMD

Alyssa is a recent graduate from the University of Saskatchewan. She is excited to join the Northgate Dental Clinic team and provide patient centered care. Alyssa grew up in Regina, Saskatchewan where she practiced dance, played soccer and completed her undergraduate studies at the University of Regina. While attending the University of Regina, one of the most memorable experiences Alyssa had was volunteering with Special Olympics Saskatchewan. Alyssa loves cooking, travelling, and spending time with her family, which includes her fur babies.

“Oral health is part of your overall health”

Susan Calland Staff Photo

Susan, Dental Hygienist

Susan is a veteran of the Northgate Dental Clinic having worked at the clinic since 1999. She’s a hard worker who enjoys her co-workers and employer. However, her patients are her favourite part of the job and she cares for them like family. When not working, Susan enjoys volleyball, the UFC, horses, and travel.

“Real men floss!”

Diana Palmarin

Diana Palmarin, Dental Hygienist

Diana has been a Dental Hygienist since 2009 and with Northgate since 2015. She enjoys her work because it gives her the ability to treat clients based on individual needs and by giving them the best care possible.

Diana also enjoys spending time with her three daughters, cake decorating and spending time with her family and friends.

“Always take some time out each day for yourself. It’s important to do that in order to be happy!”

Jenna Haley

Jenna Haley, Dental Hygienist

Jenna has been a Dental Hygienist for over 10 years and loves meeting new patients. Every patient is different and so are their treatments, so work isn’t boring. Jenna loves spending time outdoors and spends the winter months at the rink with her two sons watching hockey.

“I love helping people and that’s what makes each day so special.”

Brooke Langman, Dental Hygienist

Brooke has been a Dental Hygienist for over 14 years and has been with the Northgate Dental Clinic since 2019.  She enjoys working alongside people who are passionate about dentistry. Brooke loves working in her yard,  gardening and camping in the summer with family and friends.

“What I like most about my job is talking to patients about their oral health and answering any questions or concerns that they have.”


Marlene Grebinski, Dental Hygienist

Marlene is another veteran of the Northgate Dental Clinic, with over 23 years experience, and she is a true asset to the team.

The friendly staff, great employers and wonderful patients makes each day at the office special for her. She encourages dental heath but also general health and wellness to all her patients. Marlene is an avid runner, skier and church volunteer.

“My advice? Floss, floss, floss!”

Shaeyln Reed Staff Photo

Shaelyn, Receptionist

Shaelyn has been with the Northgate Dental Clinic since 2013 and has been a Dental Hygienist since 2003.

She is thrilled to be a part of a growing team and enjoys her co-workers and family-oriented work environment immensely. In her off time, Shaelyn enjoys working out, travelling and baking.

“I encourage everyone to get regular checkups and cleanings, brush twice a day, floss and rinse!”

Tanya Janssen, Receptionist

Tanya has a small cattle ranch outside of Regina and is an avid horse woman. She has two adult children and enjoys spending time with her 4 miniature Australian Shepherds. Tanya has been with the Northgate Dental Clinic since 2018 and loves her career.

“What I love most about my job is working alongside the fantastic staff and the interactions with our clientele!”

Brenda Knoll Staff Photo

Brenda Knoll, Dental Assistant

Brenda is a gem and has been at the Northgate Dental Clinic for almost 30 years! She credits her long career to an excellent and respectful work environment, wonderful dentist, co-workers and patients whom she considers friends. Brenda loves enjoying the outdoors with her family and working in her yard.

“Ensure your dental health with regular check-ups and cleanings. And if you ever notice anything out of the ordinary, even if it’s small, get it checked out.”

Casey Lang, Dental Assistant

Casey Lang has been with the Northgate Dental Clinic since 2012. As a Dental Assistant, Casey says the best part about her job is the fun and easy atmosphere inside the office. Casey has a creative spark and in her spare time enjoys taking care of plants, designing clothing and housewares. Casey also enjoys spending time outdoors with her husband and two boys going hiking camping and paddle boarding.

“I love bringing a fun energy to the office and enjoy making my co-workers and patients laugh.”

Brittany Wilton

Brittany Wilton, Dental Assistant

Brittany has been a Dental Assistant for almost a decade. The best part of her job is working with “our amazing staff and bosses!”.

Brittany keeps busy playing sports like volleyball, baseball and hockey. She also enjoys baking, camping and hiking. Her love for the outdoors keeps her very busy. Whether it’s taking her dog to the Wascana Trails or digging in the garden with her son, she’s always enjoying the fresh air!

“The Northgate Dental Clinic has some of the nicest staff you could ever meet. It’s a great place to work and a great place to get your teeth worked on.”

Brookyn Weeres

Brooklyn Weeres, Dental Assistant

Brooklyn has been with the Northgate Dental Clinic since 2018 and enjoys seeing patient’s smiles transform! Born and raised in Regina, Brooklyn was afraid of Dentists growing up. It was only until she was a small child coming to have her teeth treated by Dr. Zimmer that she came to realize that she had nothing to be afraid of, “Dr. Zimmer was amazing, and the staff completely changed the way I viewed going to the dentist.” Now years later, she is working at the clinic and absolutely loving it!

“It doesn’t feel like a job when your co-workers become your second family. I love what I do and where I work!”

Makayla Wickenheiser, Dental Assistant

Makayla grew up in Lumsden, SK and has been a Dental Assistant with the Northgate Dental Clinic since 2020. Makayla enjoys being active by taking up activities like surfing and snowboarding. In her spare time, she also enjoys cooking.

“What I love most about my job is seeing people smile with confidence!”

Robin McKay Ganshorn Staff Photo

Robin McKay Ganshorn, Receptionist / Accounts & Recalls

Robin has been with the Northgate Dental Clinic since 2009 and enjoys working with an amazing team of people and having Dentists that provide the highest level of care and compassion to their patients.

Having been in the dental profession for over 23 years, Robin enjoys her work a great deal and is an integral part of the Northgate Dental team. Robin is married and has two boys. She enjoys card marking, camping and curling on her days off.

“It’s import ant to love what you do. Be good at it and share the passion with others!”

Did you know:

Humans have only two sets of teeth in their entire lifetime—baby teeth and permanent teeth. Once you have your permanent teeth, make sure you take good care of them.

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