Our Team


Paula O’Connor
Director of Clinical Operations

  • My everyday goal is to make people laugh or at least smile
  • I am married to Mike and have two kids Luke and Lexi
  • I have been an orthodontic assistant since 1994
  • I love riding ATV's and UTV's in the mountains
  • Live on over thirty acres and love having a garden
  • I have two dogs, Sally and Jolene

Andrea Quattlebaum
Director of Marketing & Strategic Growth

  • I have a handy husband, Tyson and two exceptional children, Alexander and Juliet
  • I am obsessed with my English Bulldog, Mona
  • Favorite hobbies include antiquing, float trips, playing cards, gardening and girls’ dinners

Brie Sprengnether
Director of Finance

  • I was born and raised in St. Charles, MO where I live now with my husband, two beautiful daughters and Labrador retriever
  • In my free time I enjoy coaching soccer and volunteering at my daughters' school

Maddy Salthouse
Director of Operations

  • I was born and raised in St. Louis
  • I am one half Kiwi
  • I have three golden retrievers and one cat-- Marley, Bailey, Kiwi and Cali
  • I enjoy traveling, spending time with my friends and family and working with my wonderful Otto Ortho family


Jana Beckmann
Treatment Coordinator

  • I have been in dentistry for over twenty years, helping people fall in love with their smiles
  • I have my Bachelors in Science and continue my education daily
  • My husband Brian and I welcomed our daughter Mila in 2020 and my bonus daughter Allison is now a dental hygienist!
  • Coffee is my life source

Mady Lenhart
Treatment Coordinator & Clinical Manager

  • I have been in Orthodontics for five years
  • A favorite part of my job is when patients come in my office with a difficult case and without any hesitation, Dr. Otto reassures them we can make their smile beautiful
  • My favorite clinical appointment is a start appointment, the teens are so excited for braces and to choose their color ties
  • Hobbies include watching live music, traveling with my family, down time with my daughter, Milly and working out

Destiny Frey
Treatment Coordinator

  • My favorite place I've ever visited is Positano, Italy
  • I graduated from the University of Missouri- Columbia (Go Tigers)!
  • I rescued my black cat, Scout, on my 24th birthday! She's very talkative and is a ball of personality
  • In my spare time I enjoy reading books, singing, traveling and spending time with my family/friends/boyfriend
  • I cannot drink soda or eat anything spicy because I get the hiccups

Chelsea Westhoff
Insurance Coordinator

  • I enjoy traveling, sport climbing, hiking, camping, biking, animals and trying new foods
  • I love to learn and I'm incredibly passionate about topics that consist of environmental science, geology, evolution, history and poetry
  • I'm a professional comedian to an elite, exclusive membership that consists of family and friends. Please consult my associate for further rates and inquiries.


Ashley Cole
Clinical Manager

  • I have been an orthodontic assistant since 1994
  • I am married to my husband Jeremy and together we have our nine-year-old son Braxton
  • I love 80's horror movies
  • I love Natty Light
  • My dream is to eventually have enough property to get a pet Llama

Victoria Grigg
Clinical Manager

  • I am the future Mrs. Grigg
  • I enjoy spending my free time hanging out with friends
  • Sweet Victory is my passion, baking and designing scrumptious treats for my clientel

Michelle Miller
Orthodontic Assistant

  • I have been married to my husband John for thirteen years
  • I have three beautiful kids, Peyton, Cooper and Annabelle
  • I enjoy hunting, fishing, boating and hanging out with my friends and family
  • My favorite Starbucks drink is pumpkin cream cold brew
  • I live on a mini farm with a cow, miniature pony, three dogs and four cats
  • My dream vacation is Lake Tahoe

Maggie Moxley
Orthodontic Assistant

  • I live on a farm with my fiancé, Chris, my golden retriever fur baby Finn, and a couple of chickens and a lot of cows
  • I am certified open water scuba diver and love to travel anywhere tropical
  • My go-to Jimmy Johns order is a #4 Turkey Tom, no tomato, add cucumber, spicy peppers, mayo *extra mayo packets*

Alexa Riddle
Orthodontic Assistant

  • I love country music and cowboys
  • Sweet tea is my passion
  • My dream is to live on 100 acres with lots of animals

Anna RademacherOrthodontic Assistant

  • I am an equestrian and love showing horses
  • I enjoy traveling and have lived in six different states
  • I am in love with my Shih Tzu, Dior

Shannon ShrempOrthodontic Assistant

  • I am blessed to have two beautiful daughters and two amazing bonus children and an incredible better half
  • Love to play volleyball and baseball has the other half of my heart
  • 80's and 90's jams are where the party is at

Torey Mattmann
Clinical Manager

  • I am married to my jack of all trades husband, Patrick
  • I have two beautiful daughters, Jillian and Camryn
  • I am a spray tan specialist
  • Favorite hobbies include crafting, antiquing and wine tasting
  • I have two precious dogs, Lucy and Henry and I absolutely adore them



Tori Salthouse
Administrative Team & Social Media Specialist

  • I am one half Kiwi (my dad is from New Zealand)
  • I have been married to my "high school sweetheart" for six years
  • I have two child prodigies - Gracie and Carter
  • I enjoy traveling with family and spending time with friends

Andrea Wilkinson
Administrative Team

  • I am happily married to my best friend and together we have two children, Layla and Levi, as well as one on the way
  • I like spending all of my time outside, going on walks, camping or exploring with my family & two sweet boxers, Pete & Piper
  • I am an independent Beachbody Coach and have a passion for physical & mental health
  • The true way to my heart is to smother anything in cheese and hand me a margarita