Frisco: (972) 731-9100   |   Richardson: (972) 231-6300

Meet the Team

Jennifer Yeap
Jennifer Yeap
Office Manager

As an employee of Signature Dental for the last 12 years, Jennifer knows how to run a professional dental practice inside and out. As the office manager, she oversees the day-to-day operation of the organization and loves that her job has enabled her the chance to meet so many great people. She enjoys developing long term relationships with the clients, and appreciates them for their continued service. She has always enjoyed working in patient care, and she completed a Bachelor of Science in Nursing at the University of Texas at Arlington in 1992. With combined experiences of over 25 years, Jennifer is a vital part of the Signature Dental organization and operation. When she isn’t working, she enjoys spending time with family and friends, travelling outside of the city, and walking her two dogs, Benni and Heidi.

Monica Lackey
Monica Lackey
Registered Dental Assistant / Office Flow Manager

Monica has been with Signature Dental since it first opened its doors in 2003. She is a Registered Dental Assistant and acts as the Office Flow Manager. She loves making people smile and her favorite part of her job is getting to work with the great clients at Signature Dental. With certification from Baylor College of Dentistry, and more than 22 years in the dental industry, Monica has a knack for ensuring clients walk away happy from our practice. She is engaged to be married and has one son. If Monica wasn’t working in dentistry, she imagines herself working in plastic surgery. In her spare time, she loves spending time with her family, going to the movies, taking in a few strings of bowling, and visiting local theme parks.

Claudia Mathewson
Claudia Mathewson
Dental Assistant

Claudia has been working at Signature Dental for 11 years, and she loves her job as a dental assistant. She works hard to ensure clients are happy with their teeth, smile, and dental health overall. She studied dental assisting in Mexico, and has a passion for her work. With over 17 years of experience in the dental field, Claudia is a valuable asset to the team at Signature Dental and takes pride in her work to improve the lives of clients, as well as the organization. Claudia is married with 3 children, ranging in age from 11 to 26 years old. She enjoys spending time with her family, and has an interest in photography.

Claudia Mathewson
Marie Tran-Syyap
Registered Dental Hygienist

With over 15 years of experience in the dental industry, Marie has spent the last 6 years with Signature Dental. As a Registered Dental Hygienist, Marie understands the importance of improving the oral health of every client. She graduated from Baylor College of Dentistry, with a focus in dental hygiene. Marie loves to travel, and if she wasn’t working as a Registered Dental Hygienist, she would be spending her days volunteering around the world. She enjoys taking classes at the gym, and spending time with her family. She is an important part of the team at Signature Dental and her experience and expertise are important to the overall health and satisfaction of our clients.


Deborah Johnson
Registered Dental Hygienist

With over 19 years experience in the field of Dental Hygiene, Deborah Johnson is a vital part of the team here at Signature Dental. She has been with us for the last 13 years, and she loves working with patients to help them improve their oral health. She studied Dental Hygiene at Midwestern State University and enjoys spending time with her family and friends, including her two children. Deborah says that if she weren’t working in the dental industry, she would be a teacher, which makes sense since she loves to educate our patients about how they can maintain a healthy mouth.