Meet the Staff

All our professionals at Gold Canyon Dentistry maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in dentistry.

 Pamela A. McMahon D.D.S.

 Doctor Pamela McMahon was raised in Mesa, Arizona and is part of a large family which still   resides in the area. She is the proud mother of an adult son, loving step-mother to five   daughters, grandma of three, and loves her nieces and nephews. She completed dental school at   the University of Texas Health Science Center in 2000. Doctor McMahon spends numerous    hours in continuing education including advanced training in aesthetics, Invisalign,    orthodontics, implants, veneers, dentures, pediatric dentistry, and courses in practice    management and technology. Dr. McMahon volunteers monthly with the Flying Samaritans, a    non-profit organization that serves the remote communities of South Baja.  Dr. Pam has been    involved in dentistry since the age of 14 as an office assistant.  She has been a dental assistant,    went to dental hygiene school, worked in the dental lab fabricating prosthetics, and has worked    as a frontoffice manager.  She has a passion for dentistry and is deeply rooted in the Gold Canyon area. She looks forward to serving you on your next visit.  

 Brianne Kaufman D.M.S

 Dr. Bri is orginally from Rochester, NY and graduated from dental school at A.T. Still University in   Mesa. When she is not working, she loves spending time outdoors with her fiance, Cody. On   weekends you can find them hiking, kayaking down the Salt River, or fishing at Canyon Lake. Dr.   Bri loves to go out to new resturants and explore new places (and would love any suggestions you   may have!) We are very excited that she joined our Gold Canyon Dentistry team this past year, and   Dr. Bri looks forward to workig with you and your family. 


 Jeanne Darling, Dental Assistant

  Jeanne lives in Apache Junction and has been working for Dr. McMahon since 2001. She is     married to Steve and has two children, Chelsea and Brett. She also is a grandmother to Mackenna    Marie. The family enjoys sports and spending time together. Both kids are very involved in   playing  sports such as basketball, football, and baseball. Jeanne really enjoys dentistry and loves   working at Gold Canyon Dentistry.  Jeanne has been with our office since 1997 and knows the   detailed specifics about individual cases.  Jeanne keeps our supplies, sterilization, and laboratory   work in immaculate order. 


 Mary Zielinski, Dental Assistant

 Mary lives in Gold Canyon and has been working as a Dental Assistant for 40 years. She has been   working for Dr. McMahon for about a year. Mary and her husband have three children, Matthew,   Austin and Haley. They enjoy spending time together at the pool playing sports and being active.   Mary enjoys being a Dental Assistance because of the new people she gets to meet everyday. Mary   has a true passion for oral health, like she always says "Brush and floss for miles of smiles!". 


 Brooke Goodman, Dental Hygienist

 Brooke was born and raised in Mesa, AZ.  She married a wonderful man from Southern Arizona   and they have 3 children.  She enjoys spending time with her young kids and her large extended   family.  She went to school for dental hygiene at Carrington College and graduated in 2010.  Brooke   has a passion for seeing oral health improvements.  She enjoys the challenges that patients with   dental anxiety can bring.  She has a special way of making even the most anxious patients at  ease.  Brooke loves to watch oral health improve, and helps keep our office giggling. 


 Dana Sinelli, Dental Hygienist

 Dana has been practicing dental hygiene in Gold Canyon for over 17 years and has been in the   dental field as long as she can remember.  As a child, Dana moved to Gold Canyon with her family   before Gold Canyon was even a place.  Growing up at the base of "the mountain", she loves it more   than she can explain.  She has been a part of the community all of her life, has a love for the people   who live in Gold Canyon and values the relationships she has made with them over the years.  She   is the daughter of the original Gold Canyon Dentistry practice founder Dr. J. Howard Downs, DDS.   She has been happy to join the professional atmosphere that he envisioned would set apart his   practice from others in the area.  Dana loves working with Dr. Pam and her team.  She apprenticed   under her father as a dental assistant at his first practice in Mesa and she graduated from the Rio   Salado Dental Hygiene program in 1999 with high honors.  She brings her passion for dental   hygiene and care with her.  Working with a new team who shares her passion for patient care has revitalized her passion for being a part of the Gold Canyon community. Dana enjoys making the most of her time with her patients and looks forward to each and every visit with them. Her main goal is to help her patients retain their natural teeth while building a lasting relationship with them. To learn more about how she can help you with your dental hygiene needs, schedule an appointment with her today.

 Melanie Cox, Dental Hygienist

 Melanie comes from a very large family and is a native to Arizona. She and her husband enjoy   spending time together and with their three daughters. Often they go on family bike rides, play   games, hike, and spend time outdoors. Melanie has been involved in the dental field since 1998.   She worked as a back office assistant and a dental hygiene coordinator before she graduated with   her dental hygiene degree from Mesa Community College in 2008. Melanie enjoys learning and is   consistently expanding her knowledge so that she can provide the best dental care to each of her   patients. She feels very blessed to be a part of the Gold Canyon Dentistry team. "I can't help but   smile when I think about work. I am grateful I get the opportunity to be surrounded by wonderful   people both coworkers and patients."

 Brooke Boissenet, Office Manager

 Brooke has been in the dental field for 20 years.  She spent her first 12 years as a dental assistant   and the last 8 years working in administration.  She is originally from Indiana and recently   relocated to Arizona.  She has what she likes to call furry babies, with 3 dogs and 2 cats that fill her   house with joy.  The loves to play outside, hike, camp and snow ski all which Arizona has in   abundance.  She loves her new dental home working with Dr. Pam and her staff.  She is available to   take your call an help you to address any of your dental needs.


Cassey Moore, Front Office

Cassey has been in the dental field for 7 years, all of which have been in the front office. Cassey will be the first face you see when you walk into our office! She is originally from Fort Lauderdale, FL and grew up in Houston, TX. She relocated to Arizona March 2020 and is loving it! She has a funny husband and 2 kids who keep her on her toes ALL the time. Cassey and her family enjoy roaming around Arizona, BBQing, baking and playing in the desert. She looks forward to getting to know our patients!