our team

Top tier care begins with a team of really great people. We’d like you to Meet our family.


Mark Hyder


Hello! I’m Mark, and I have been CFO here at Hyder Family Dentistry for 10 years. I love working here for many reasons, but to name a few I’d have to say I love working with the staff and wonderful patients. It has also been such a joy watching my son perform dentistry, and seeing the way he builds relationships with his patients. Outside of the office, I love spending my time watching my grandchildren compete in sports. One thing you may be surprised to learn about me is I majored in pre-dentistry until the end of my first term in college.


Debbie Thoren

Dental Hygienist

Hello, my name is Debbie, Deb for short, and I have been a dental hygienist here since 2000! My greatest joy away from the office is my family. I have three beautiful grandchildren that I love to pieces. I also enjoy quilting and gardening. One thing people may be surprised to know about me is that I was an Air Force brat. I also lived in five states, one foreign country, and moved ten times by the time I graduated high school.


Sara Bellwood

Insurance and Account Manager

Hi, I'm Sara the Insurance and Account Manager. Outside of work, I find joy in spending time with my loved ones, including my black lab, Lex. Something people may find surprising about me is that Health and fitness is important to me. I love to research and learn new information, and incorporate it into my daily life.


Randilynn Owens

Dental Hygienist

My name is Randilynn, Randi for short! Outside of work, being a mama and spending time with my husband brings me joy. People may be surprised to know that I ride dirt bikes.


Heather holverson

Dental Hygienist

Hi! I'm Heather. I've been with Hyder Family Dentistry since 2016. Outside of work, I find joy in salmon and steelhead fishing, as well as in spending time with friends and family. You may be surprised to know that I also ride horses and compete in the sport of barrel racing.


Brittni Rogers

Dental Hygienist

Hi, I’m Brittni! I am extremely lucky to work here at Hyder Family Dentistry. The teamwork, compassion, and unity we have here is truly inspiring. Outside of the office, I spend most of my time enjoying the great outdoors or with family! You might be surprised to learn that I really enjoy fishing and hunting for elk and deer!


Evangelina Grimaldo

Dental Assistant

Hi! I'm Evangelina. I go by Vang around the office and I've been with HFD since 2005! Outside of work, my family brings me lots of happiness and joy. Something people may not know about me is that heights terrify me!


Autumn Seibel

Dental Assistant

Hi! I'm Autumn and I've been a dental assistant here at Hyder family Dentistry since 2013! Outside of work, spending time with my family and watching my kids grow gives me the most joy in life. You would be surprised to know that I lived in Nashville, Tennessee for a year.


Julie Warner

Scheduling Coordinator

Hello, my name is Julie and I've been here at Hyder Family Dentistry since 2001! Outside of work, I find joy in spending time camping in the hills with my husband and our three children. One thing people may be surprised to know about me is that I love goats! My husband and I have recently started our own goat farm and look forward to baby goats in the next few years.


Amber Brown

Dental Assistant

Hi! I'm Amber and I've been a dental assistant here since 2006! Things that bring me joy outside of work are putting a smile on my kids’ faces and seeing them happy, bargain shopping, and being outside, especially in a kayak on some white water. People may be surprised to know that I am a twin.


Valerie Jordan

expanded functions dental assistant

Hi, I’m Valerie! Outside of work, I enjoy spending time with my family, cooking, going to the zoo and taking trips to Disneyland with the family! Something people may be surprised to know about me is that I grew up on a dairy farm and love to watch documentaries!