202 Plum Road Suite B, Wrightstown, WI 54180, 920-532-0091



Office Hours

Monday 8:00-5:00

Tuesday 8:00-5:00 

Wednesday 8:00-12:00

Thursday CLOSED

Friday 8:00-4:30


Dr. Stephen J. Lasslo

Dr. Stephen Lasslo graduated with honors from Marquette University School of Dentistry in 2006. He completed a general practice residency in Hartford, CT gaining experience in multiple areas of dentistry, and his performance earned him the Resident of the Year award. After completing the residency program in 2007, he and his wife Erin moved back to De Pere to be near family. They now have three young daughters Natalie, Charlotte, and Alaina. Besides family and dentistry, Dr. Lasslo enjoys almost all sports, especially softball and golf. He also likes fishing, hunting, and playing the guitar.  Dr. Lasslo offers excellent, gentle, and personalized dental care for patients of all ages in a relaxed atmosphere.

Angie Brandenburg-Certified Dental Assistant

Angie is Dr. Lasslo's assistant. She graduated from Fox Valley Technical College in 2001. She is a National Board Certified Dental Assistant and Certified Oral and Maxillofacial Surgery and Anesthesia Assistant. She lives in Greenleaf with her husband Todd and their three children; Parker, Emmett, and Macey.

Katee Bastianello- Registered Dental Hygienist

Hi! My Name is Katee and one of the hygienist here at Wrightstown Dental.  I began my dental career by completing the dental assistant program at FVTC. Over the years I have worked in a variety of dental offices as a dental assistant, including oral surgery. I then went on to earn my Associates Degree in Dental Hygiene from NWTC and joined Dr. Lasslo's team in August 2012. 

My Husband Jerod and I live in Wrightstown with our four children: Reed, Claire, Grace, and Ellie.  I enjoy being with my family, spending time at our family cabin in the Upper Peninsula, running, crafts and sewing. I love working in dentistry and getting to know my patients personally! It is my goal to provide a comfortable cleaning and to educate my patients on how to keep a healthy smile.

Sheri Vosters- Registered Dental Hygienist

Hi, My name is Sheri. I bring over 20 years of dental experience to Wrightstown Dental. I started out my career as a Dental Assistant after graduating from the FVTC Dental Assisting program. I continued to work a Dental Assistant while I continued my education, to become a Dental Hygienist. I graduated from FVTC in 2000 with a degree in Dental Hygiene and have been practicing ever since! I enjoy meeting new people of all ages and helping them keep their mouth healthy for a lifetime. I strive to give every patient a comfortable, thorough cleaning. 

Outside of the office, I enjoy spending time with my family. My husband Ben and I live in Hollandtown with our 3 boys: Colton, Cash, and Cooper. My hobbies include hiking, biking, baking, and attending my children's sporting events.

Megan Petersen-Registered Dental Hygienist

Hi, My name is Megan. Since I was 15 years old, I've known that I wanted to be a dental hygienist. In 2007, I graduated with my Associate's Degree in Dental Hygiene from Northeast Technical College. Since graduating, I have worked in a variety of dental office settings. In June 2019, I joined the wonderful team here at Wrightstown Dental. I love working in an office with people who truly care about helping others. I enjoy meeting new patients and educating them about the importance of their oral health and how it can impact their overall health. 

My husband Jesse and I both graduated from Wrightstown High School. We reside in Greenleaf with our two children. Our son Landon, and our daughter Cora.  Outside of the office, I enjoy baking, reading, and attending my son's sporting events.

Lisa Everson - Front Desk

I have been working in the dental field for over 15 years.  One of my favorite parts of my job is making our patients feel welcome in our office.  I love getting to know our patients, and always being there to help them with whatever they need.  I am blessed to be part of a very caring and talented dental team.  During my free time I love to spend time with my family.