Meet team tops

Dr. Mark Sanchez
Founder, CEO and chief developer of tops Software, and a practicing orthodontist.
He’s the only programmer of orthodontic practice management software who actually uses such a product on a daily basis. Mark developed his programming skills while pursuing a doctorate in physics at Georgia Tech. His dental degree and certificate in orthodontics are from Emory University



Sara WalkerSara Walker
Controller & Sales Co-Captain, since 2010
Sara worked her way up the ladder at Arvest Bank for nearly 15 years before joining tops. The Arkansas native toiled in the bank’s credit file room before working her way up to loan officer and eventually a VP mortgage loan officer. Sara absolutely loves music and can turn any conversation into a song.


Jenna BerasaJenna Berasa
HR Generalist, 
since 2018
Jenna graduated from Western Carolina University with a Masters Degree in Human Resources and has previously worked for the department of Social Services as a caseworker. When she is not looking to help others advance their careers she is doing the “DIY” projects on Pinterest that we all want to do.


Kelly HuttoKelly Hutto
Account Billing Specialist, since 2016
There’s a pretty good chance you’ll chat with her when you call tops! She’s been in the hospitality industry for the last 10 years, doing everything from slinging craft cocktails to managing multimillion-dollar restaurants. She has a bachelor’s degree in Business Administration from the University of West Georgia, and in her free time she likes to work on special FX makeup and binge watch horror movies. BOO!


Alex MeyerAlex Meyer
Receptionist, since 2018
Alex is the first voice that you hear when you call tops. She is pursuing a BA in Biology, ultimately working towards a Masters in Geosciences. When Alex is not at our head quarters she is most likely outside exploring The Great Smoky Mountains or skydiving! Who knows maybe one day she will be your skydiving instructor.


Maleka WatsonMaleka Watson
Events Team Captain, since 2017
Maleka spent four years in the hospitality industry before joining tops.  All of that fancy-schmancy hotel experience comes in handy for getting us where we need to be, when we need to be there! Born and raised in Maui, Hawaii, she confesses to being a serious bookworm, and is a huge sports fan. Go Falcons! RISE UP! 


Haley Dowler
International Sales Executive, since 2021
Haley has 20 years of combined practice and orthodontic sales experience from consumables to technology. She has a degree in medical terminology, dental assisting and business. Need a cake or party planned? Haley will have your back! She loves running, beach days and will always choose cheese & wine over chocolate. 


Andy MolinaAndy Molina
Sales Executive, since 2019
Andy has been in the orthodontic industry for over 25 years, working for and owning an orthodontic supply and equipment company! He truly knows the work that goes into making your practice the best. Something else he knows a lot about is saltwater aquariums — he has his own and would be happy to help you set up one! When he is not spending time with tops he is spending time with his wife and four daughters—family means everything to him (including the tops family).


Gretchen Hale
Services Sales Representative/Sales Coordinator, since 2013
Gretchen has a strong background in orthodontics, including working as a treatment coordinator in a practice as well as handling marketing, implementation and training for a practice consultant. Gretchen has a bachelor’s degree in communications from the University of Alabama at Birmingham, Go Blazers! In her spare time, she enjoys Zumba classes and is a devoted coupon clipper. 


Meri Sampson
Support Team Captain, since 2011
Before joining tops, Meri used topsOrtho as a clinical supervisor for a busy Texas orthodontic practice and was among the first 100 people in the U.S. to earn the title of Specialized Orthodontic Assistant. She has a bachelor’s degree in history from the University of Georgia and is a die-hard Bulldawg fan.  She enjoys spending time with her husband and two sons.


Krista ChapmanKrista Chapman
Software Support Specialist II, since 2020 
Krista has been in the Orthodontic field for 18 years! When you call and speak with her you will surely be in good hands. She is living the American dream with a son, a daughter, and is married to her high school sweetheart. After she works hard helping our customers all day she works hard in the CrossFit gym!


Ashley FlemingAshley Fleming
Software Support Specialist II, since 2020
Ashley has been working in the orthodontics profession since 2014. Ashley is a big fan of “Fixer Upper” and Chip & Joanna Gaines, and is currently renovating her farmhouse! When she needs to wind down, Ashley loves spending time with her husband, daughter, and gentle giant of a Rottweiler. 


Sarah Newton

Sarah Newton
Software Support Specialist II, since 2020
Sarah loves to run and attempt Pinterest mom projects. She has two Bachelor’s Degrees in Spanish and Elementary Education from Arizona State University (but remains, however, a die-hard U of A Wildcats fan.) When you call tops and speak with Sarah feel free to quiz her on her favorite author, Kurt Vonnegut.


Kelly Ondovic
Software Support Specialist II, since 2018
Before joining tops, she spent over thirteen years working as an orthodontic assistant, treatment coordinator, financial coordinator, and practice manager (that’s a lot of experience!). Kelly has an associate’s degree in culinary arts from McIntosh College in Dover, New Hampshire. When she’s not in the kitchen, you’ll find her at a Phish show—she’s seen them play in 15 U.S. States and in Mexico! Set the gearshift to the high gear of your soul…


Andrea Rosenzweig
Software Support Specialist II, since 2021
Andrea and her husband Dr. Rosenzweig have owned an orthodontic practice for 20 years, and they have always used tops. She has a degree in Speech Communication from The University of Georgia…Go DAWGS! After a trip to Kenya, she started a nonprofit that sends girls living in a small village in the Transmara to school. She and Brian have 4 children, are high-school sweethearts, and live in Oregon.


Kerry UdowikaKerry Udowika
Software Support Specialist II and Online Trainer, since 2020 

Kerry has been managing and training in this industry for 30 years! Her family includes her husband, son, and two pups (who she loves cooking for). She often is traveling and volunteering her time to help better the community around her. If you ever see her make sure you do a double-take—she has an identical twin sister just to mix things up a little.


Ariann Fahey
Adoption Team Captain
Ariann began working in an orthodontic office while she was in high school, and her experience ranges from working in the lab to managing a large multiple location practice in Houston, Texas. She joined tops in 1999 as an instructor and now serves as the Team Captain.  Ariann enjoys family time with her husband and two boys, rescuing boxers, and rumor has it she answers support questions while floating in her pool. 


Kalin Ambrose
Hardware Specialist, since 2017

Kalin joined team tops after spending six years with Apple as a specialist and business expert. His background also includes work as a production assistant in the film & television industry. Kalin has a bachelor’s degree in science, technology, and culture from Georgia Tech, and moonlights as a graphic designer. Have you ever seen the pineapple kitty cycling kit? Yep, he came up with that!!


Danyelle Cassady
Adoption Specialist, since 2002
 Danyelle began her career working as a pediatric dental assistant, and quickly moved into orthodontics. In 2000, she singlehandedly transitioned that practice from paper records to a paperless topsOrtho office. In her free time, Danyelle enjoys tending to her chickens and rehabbing trash pandas (a.k.a. raccoons!) in her urban Chicago backyard!


Ed DelaEspriella
Network Specialist, since 2018
Ed is currently working on his computer science degree in mobile development at Full Sail University and has ten years of experience working as an IT/Network technician for dental and orthodontic practices throughout Virginia. In his spare time Ed flies racing drones, rumor has it that Ed has also created a line of racing drone products.


Mary Schuldt
Services Technician, since 2011
Before joining tops, Mary was the office manager for a busy orthodontic practice in Eugene, Ore., where she was responsible for personnel, construction, patient, financial and technical matters. She has a bachelor’s degree in sociology from the University of Oregon, and once took a grad level class on statistical regression, just for fun.



Terry Bailey
Training Team Captain, since 2011
Terry has been working in the orthodontic profession since 1997. Prior to joining tops in 2011, she worked as the executive manager and treatment coordinator for a busy, multi-location practice that used topsOrtho. In addition to her orthodontic skills, Terry is also a certified chiropractic assistant and massage therapist, which is perfect because we need her and she kneads us!


Kelly DelaEspriella
Certified Instructor, since 2014
Kelly worked in the orthodontic profession for over sixteen years as a chairside assistant and clinical coordinator prior to joining our training team. When she’s not out on the road, she enjoys spending time with her family and volunteering at her local hospice for children – she was their 2014 Volunteer of the Year! In addition to a big heart, she also has an amazing eye for landscape and portrait photography – smile and say cheeeeese!


Kelly Fulk

Instructor, since 2021
Kelly has worked in the orthodontic field as a clinical assistant, treatment coordinator and a practice manager for 22 years. She is married and has 4 kids, five if you include her pup Kanye! She lives in Ohio, loves to try new restaurants, goes water skiing on her boat, and loves to travel. Fun fact! Kelly’s passion for orthodontics started in 6th grade science when she did a project on how braces move teeth.  

Internal Training

Lauren Bertsch
Internal Trainer, since 2021
Lauren received a Bachelor of Business Administration from Millsaps College in Jackson, MS. She moved to Denver, Colorado in 1998 where she was a treatment coordinator and practice manager for 5 years. This is where it gets fun; she mastered telemark skiing, married her husband Bill, had three kids and loves planning outdoor adventures. She might not cook every night, but if you’re looking for a gumbo, Lauren is your woman!


RD Willhoite
Development Team Captain, since 2015

RD’s experience includes work on Xcode, Core Data and Maps teams at Apple. He also led a serious games organization developing fully interactive 3D training simulations. RD has a bachelor’s degree in computer science from California Polytechnic State University, San Luis Obispo. While he currently roasts his own coffee using a creatively modified thrift store popcorn popper, his long term plans are to someday build his own roaster. 


Michael Ledford
Technical Lead, since 2005
Michael received his bachelor’s degree in computer science from the University of Georgia. Afterward, he joined a small Internet start-up company, where he designed a content management system that brought the company to profitability. During that time, he contributed to several open-source projects. Michael is the technical lead for tops web services and manages our programming team.


Alex Goryuk
Developer, since 2014
Before coming to tops, Alex worked as a software developer for Rosetta Stone, which offers interactive language-learning tools for people around the world. Prior to that, he worked for a printing company as a desktop publisher. He earned his bachelor’s degree in computer science from James Madison University in Virginia. In his free time, Alex likes to try new foods. He also likes to travel—mainly to try new foods.


Colleen Hall
Software Release Manager, since 2005
Colleen joined first as a certified tops instructor, then customer support and special projects, and now as our software release manager. She earned a bachelor’s degree in political science from Georgia State University, is a certified legal assistant, and has more than 10 years of experience in accounting and financial legal matters. She also performs all of her own stunts.


 Destiny Bezrutczyk
Marketing Captain, since 2021
Destiny is very well versed in creating media content for small businesses and healthcare professionals. She has a degree in English Language and Literature from Texas Tech University. She currently lives in Denver, Colorado, naturally built for the cold because she was born in Alaska! She is a Taco Bell connoisseur and loves making costumes & movie replicas.