About Us

Greenbrook Dental Group of Brookfield, Wisconsin


Our dentists are experienced leaders & educators–teaching weekly at Marquette Dental School. We use cutting-edge technology to make dental procedures comfortable & efficient for our patients.

1958

Our Founding

Dr. Bill Nequette founded our practice in 1958, and “Wm. L. Nequette & Associates served the New Berlin & Brookfield area for nearly 40 years, growing into a dynamic, multi-dentist group.

1958

1997

Ownership Transition & Name Change

With Bill’s retirement in 1997, the group needed a new name and became “Greenbrook Dentistry.” Dr. Mike Karczewski joined us, bringing his practice into the group.

1997

1998

New Office

Construction on our current office was completed in 1998, and we eagerly took up residence. Our nearly 5,000 square feet of space allows ample room for 12 operatories, a comfortable reception area, a complete sterilization room, and our full-service, in-house laboratory.

1998

2008

50th Anniversary

We celebrated our 50 year anniversary in 2008.

2008

2015

Name Change

In 2015, we officially changed our name to Greenbrook Dental Group.

2015

2018

Dr. Cook Joins Our Team

We welcomed Maegan M. Cook​ D.D.S. to the Greenbrook Dental Group team on June 20, 2018.

2018

Expert Dental Care

Referring Doctors

Refer patients to our office using our quick online referral form.

Schedule Appointment

We welcome new patients, including both adults & children.