About Us


Welcome to ADT Dental!

Our commitment is to provide you with excellent dental care that will result in a lifetime of optimal dental health, comfort and appearance. We offer a tradition of professional integrity and pride ourselves on bringing you the highest quality dentistry in a comfortable, pleasant environment.

We look forward to serving your dental needs in our office with state-of-the art equipment and fully computerized documentation, record keeping and digital radiography which minimizes radiation exposure. We offer a variety of technology such as Air Abrasion Treatment which allows specific types of decay to be removed without drilling, needles or being numb. Since 2003 we have been certified to provide invisible orthodontic treatment with Invisalign and more recently with Clear Correct. We continually update our knowledge to bring you new advancements and techniques in the dental field.

Our doctors and staff are dedicated to excellence and professional development through the participation in continuing education courses, dental study clubs and professional organizations.

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Hours and Location

ADT Dental officeOur location in Uptown offers free storefront parking with convenient handicapped accessibility. Pull right up and walk right in. As well, we are located on a busy transit corridor for those using the bus. Please feel free to contact us during the following hours through our office phone number or this form. If you need to contact us for after-hours emergencies, our doctors’ contact information is available on the recorded office message. We are only a phone call away!

Monday: 8 am – 6 pm
Tuesday: 7 am – 5 pm
Wednesday: 7 am – 6 pm
Thursday: 8 am – 6 pm
Friday: 8 am– 3 pm
2232 Hennepin Ave. S.
Minneapolis, MN 55405
Phone: (612) 377-6108
Fax: (612) 374-1820
E-mail: info@adtdental.com

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Our Doctors

Dr Adelle Della Torre

Dr. Adele Della Torre

Dr. Della Torre is a 1981 graduate of Columbia University School of Dental and Oral Surgery in New York City. She completed her post-graduate study in general dentistry at Mount Sinai Hospital, also in New York City. Dr. Della Torre has had many diverse experiences as a dentist in several clinics and associateships prior to founding this practice in 1989. She was a Clinical Instructor at the University of Minnesota School of Dentistry from 1986 – 1992. She has years of experience in cosmetic dentistry, implant dentistry and clear aligner braces.

Dr. Della Torre serves on several boards: Apple Tree Dental – a non-profit that serves the dental needs of families facing barriers to care, Patchwork Quilt – a non-profit after-school program closing the gap for African American children on the Northside, and ADT KIDS a non-profit ADT Dental dentists founded to bring dental services to underserved children through school based programs. Dr. Della Torre serves on the Department of Human Services Dental Advisory Committee. Her commitment to social justice has led to her leadership in founding and organizing dental services for Project Homeless Connect.

Dr. Della Torre resides in southwest Minneapolis with her husband, Dr. Spencer Kubo. They have three grown children.

Dr. Alice Ottavi

Alice M. Ottavi, DDS

Dr. Alice Ottavi is a 1985 graduate of the University of Iowa College of Dentistry. She completed post-graduate study in general dentistry at Hennepin County Medical Center in Minneapolis. Dr. Ottavi has extensive clinical experience in the practice of comprehensive restorative dentistry. She is dedicated to excellence and professional development through participation in continuing education courses. Dr. Ottavi belongs to several dental study clubs with special emphasis in implants, cosmetic dentistry and clear aligner braces.

Dr. Ottavi serves on the board of directors for N.I.P – Neighborhood Involvement Program, a non-profit that provides medical, dental and mental health services to the un-insured and ADT KIDS -a non-profit ADT Dental dentists founded to bring dental services to underserved Minneapolis children through school-based programs. Community outreach commitments include providing dental care in our office for Project Homeless Connect and Give Kids A Smile. Dr. Ottavi resides in Golden Valley with her partner and two teenage daughters.

 Elizabeth Ramsey Hasselman, DDS

Elizabeth Ramsey Hasselman, DDS

Dr. Hasselman joined ADT Dental as an associate in 2011. She graduated from the University of Iowa College of Dentistry and completed her general practice residency at Martin Luther King, Jr. General Hospital in Los Angeles, CA. For most of her career she practiced at her office located at 43rd & Upton near Lake Harriet.

Dr. Hasselman volunteers with Medical Teams International, a mobile clinic that brings dental services to the un-insured and Project Homeless Connect. She also serves on the Board of Directors of ADT KIDS- a non-profit ADT Dental dentists founded to bring dental services to underserved Minneapolis children through school-based programs.

You may know her as Dr. Elizabeth Ramsey from her previous practice. Her name changed because of the happy event of her marriage to Mr. Edward Hasselman in 2009. Dr. Hasselman resides in southwest Minneapolis has two married sons and one grandchild.

Lesley Knox, DDS

Lesley Knox, DDS

Dr. Lesley Knox joined ADT Dental as an associate in 2009. She received her Doctor of Dental Surgery from Northwestern University, Chicago in 1988. After graduation from dental school, she completed a general practice dental residency at the University of Minnesota in 1989. She has experienced a diverse range of practice setting, but is happiest working in a small group practice.

Dr. Knox provides quality general and cosmetic dentistry with a special interest in implants, root canals and extractions. Dr. Knox places a strong emphasis on treating fearful dental patients. She can make the most apprehensive patient relaxed and comfortable.

When Dr. Knox is away from the office, she enjoys biking, cross country skiing and snow-shoeing with her family. She and her husband, Mark, have five children.


Amy Stark, DDS

Dr. Amy Stark joined ADT Dental in the summer of 2014. She provides high-quality comprehensive dental care in a comfortable and courteous manner. Patients’ well-being, overall health, and satisfaction are her top priority. With her commitment to continuing her professional education, Dr. Stark strives to provide patients the best treatment options and methods of prevention to achieve and maintain optimal oral health.

Dr. Stark completed her undergraduate education at St. Olaf College with a Bachelor of Arts in Chemistry. Following college, Dr. Stark attended the University of Minnesota School of Dentistry and earned her Doctor of Dental Surgery degree. Dr. Stark elected to continue her education after dental school and completed two years at theUniversity of Minnesota Medical Center General Practice Residency Program. This hospital-based dental residency allowed Dr. Stark the ability to receive advanced training in multiple disciplines of dentistry (including oral surgery, endodontics, and pedodontics) while working with many medically compromised patients. She also worked in private practice in the south metro prior to joining the ADT team.

Dr. Stark grew up in the Twin Cities. When away from the office, she enjoys being a clinical professor at the University of Minnesota School of Dentistry. Her free time is spent with family and friends, cooking, baking, and traveling.

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Our Staff

Please watch this video to get to know our staff in our welcoming & fun Uptown Dental Practice.

Office Manager, Marilynn

Office Manager

Marilynn joined ADT Dental in 1997. She enjoyed greeting our patients at the front desk for 15 years. In 2012 Marilynn was promoted to the office manager position. This new challenge has been a wonderful, growing experience for her.

Marilynn resides in Apple Valley with her husband and two teenage children.

Jamee Rosell

Dental Therapist

ADT Dental hired Jamee Rosell, a dual licensed dental therapist which means she is also a dental hygienist. She has practiced dental hygiene for the past sixteen years and dental therapy for two years. She was among one of the first dental therapists trained under the new legislation. ADT Dental was the second private practice in Minnesota to hire a dental therapist. We hired Jamee to increase access to oral healthcare and to increase our community involvement activities at ADT Dental.

What is a Dental Therapist? A dental therapist is a mid-level practitioner, like the nurse practitioner and the physician’s assistant are to the medical profession. Basically, they are “filling specialists”. As well, they can perform simple extractions. For children they provide more comprehensive services including stainless steel crowns and extractions.

Front Desk

Front Desk

Dental Assistants



Dental Assistants

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