Photo of Dr. Jennifer Thomm

Find your perfect dentist.


Great Lakes Dental
1323 Michigan Ave, Suite B
Sarnia, Ontario
Mon 8:00 am - 5:00 pm  
Tue 8:00 am - 5:00 pm  
Wed 8:00 am - 5:00 pm  
Thu 8:00 am - 5:00 pm  
Fri 8:00 am - 1:00 pm  

See more Dentists


Dr. Thomm is an active member of the Ontario Dental Association, Canadian Dental Association and Royal College of Dental Surgeons of Ontario. She is a certified provider of Cerec Dentistry (a unique CAD/CAM system for patient-specific ceramic restorations in a single visit). Dr. Thomm devotes many days each year to continuing education seminars, study clubs and conferences in order to keep up to date with the latest changes and techniques in dentistry.

Why should patients choose you as their provider instead of others in the area?

Dr. Jennifer Thomm (“Jenn” as her patients know her) is a life-long resident of Sarnia. Dr. Thomm completed a degree in Genetics from the University of Western Ontario. She then achieved her Doctoral of Dental Surgery (DDS) from Case Western Reserve University, one of North America’s finest universities, located in Cleveland, Ohio. In 2003, Dr. Thomm returned to Sarnia to start her career and has owned her practice since 2008. She is the founder and principle dentist of Great Lakes Dental.

What are the top 3 treatments that you focus on?

Cosmetic Dentistry, Root Canals, Restorations

What are you proud of in your practice?

“I feel like I was born to be a dentist. It gives me such joy to make positive changes in the lives of my patients every single day.” says Dr. Thomm who enjoys spending time with her husband and two sons as well as running, swimming and playing piano during her free time.

Which cases do you enjoy treating? Why?

Restorations, CEREC Crowns, Root Canals, Emergency Dentures, Veneers, Crowns, Whitening, Extractions, Teeth Cleaning, Kids, Dentistry, Laughing Gas, Nitrous Oxide, Teeth Replacement, Oral Cancer Screening, Fillings, Restorative Dentistry, Family Dentistry, General Dentistry, Kids Dentistry, Cosmetic Dentistry

Frequently asked questions

Where is Dr. Jennifer Thomm's office located?

Dr. Jennifer Thomm's office is in Sarnia, ON.

What services does Dr. Jennifer Thomm offer?

Dr. Jennifer Thomm offers Bonding, Braces / Invisalign, Bridges / Dentures and more. Learn more about Dr. Jennifer Thomm's services on Opencare or book your appointment today.

Most Helpful Reviews

  • An Outstanding Office!
    Reviewed on March 12th, 2015  •  Verified patient
    Dr. Thomm treats all of her patients like family. Dr. Thomm is highly experienced and focused on making sure her patients feel & look their best. She takes time to answer questions and is constantly checking to make sure you're comfortable.
    Was this review helpful?
    1 found this review helpful
    {{ reviews[3940].errors[0] }}
    This review is the subjective opinion of a patient and not of Opencare.