Welcome to Cole Street Dental

Sean Monaghan, DMD, is a general, family, and cosmetic dentist at Cole Street Dental, providing complete oral health care to people in Enumclaw, Washington, and throughout King County.

Dr. Monaghan was born and raised in the Pacific Northwest. As a native Washingtonian, he loves spending time outdoors –– rain or shine.

Dr. Monaghan went to college at the University of Washington in Seattle, earning his degree in chemistry and biochemistry and graduating with honors. Then, he enrolled at the Henry M. Goldman School of Dental Medicine at Boston University and earned his Doctor of Medicine in Dentistry. 

During his time in Boston, Dr. Monaghan received extensive training in all aspects of dentistry, including restorations, periodontics, and oral surgery.

At Cole Street Dental, Dr. Monaghan strives to provide a comfortable and welcoming experience. He always makes time to listen to his patient’s goals and concerns and takes a conservative treatment approach whenever possible.

Dr. Monaghan is passionate about learning and frequently participates in continuing education. He regularly attends dental seminars and conferences and holds membership in several professional organizations, including the American Dental Association, the Washington State Dental Association, and the Seattle-King County Dental Society.

Outside of work, Dr. Monaghan enjoys spending time with his wife, Richelle, and their young daughter, Bianca. The family spends most weekends bike riding, playing sports, and exploring the Evergreen State together.

Dr. Monaghan welcomes individuals and families seeking high-quality dentistry to Cole Street Dental today.

Gina Petrarca, DDS, is a general, cosmetic, and family dentist, bringing over a half-decade of experience to Cole Street Dental in Enumclaw, Washington.

Dr. Petrarca was born and raised in Naperville, Illinois, and knew she wanted to be a dentist from the age of five. She went to college at Marquette University in Milwaukee, Wisconsin, earning her Bachelor of Science in biomedical science and her Doctor of Dental Surgery. 

After graduation, Dr. Petrarca moved to San Diego, California, to work at a private dental practice. There, she met her boyfriend, a Washington native who encouraged her to move to the Pacific Northwest.

At Cole Street Dental, Dr. Petrarca loves keeping up with the latest dental technologies and treatment techniques. She likes working with her hands and is passionate about educating her patients. 

Dr. Petrarca never rushes appointments and strives to provide a comfortable and relaxing experience. She knows many people have dental anxiety and enjoys helping them overcome that fear.

When she isn’t meeting with patients or building on her professional knowledge, Dr. Petrarca enjoys charity work. In fact, she’s part of a service group that travels to Africa regularly to provide free dental care. 

Outside of work, Dr. Petrarca enjoys spending time with friends and family. She’s an avid Chicago sports fan and loves traveling, yoga, and attending concerts.