Meet the team

Jackie Walker
Owner, RN, Injection Speicalist

Jackie is the owner and operator of Olive Tree Medical. She opened the company in 2015 with one goal in mind, to help both men and women, feel confident in their skin. She is always striving to offer cutting edge services at her spa and undergoes monthly trainings to stay current in aesthetics. Jackie has been a RN for nearly two decades and has worked in aesthetic nursing for well over a decade. When Jackie isn’t working, she enjoys spending time with her husband, two daughters and her chocolate lab Frank.

Jamie Hays
Aesthetician, Laser Specialist

Our medical aesthetician and laser specialist Jamie, was our first official employee at Olive Tree Medical spa. She has been with the spa since the beginning of 2018 but has been in the industry for over a decade. Prior to moving to Colorado, she completed cosmetology school at Paul Mitchell in St. Louis Missouri. Being drawn to skincare development and research, she then expanded her education at College of International Esthetics and well as attending Rocky Mountain Laser College. She is currently attending nursing school to again further her education in the industry. She strives to deliver the best skincare with innovative treatments to help her clients reach their individual beauty goals. When she isn’t excelling in skincare, Jamie loves going on hikes and exploring the natural beauty that Colorado has to offer.

RN, Injector Specialist

Arlene is originally from Montana. She graduated from Montana State University as a registered nurse. Shortly after her graduation she made the move to Denver, where she now calls home, to work for a plastic surgery clinic. Arlene has worked with Dr. Gary Snider a plastic surgeon for the past 18 years. She is constantly expanding he knowledge in the medical aesthetic field with her unique experience of being trained and educated by a skilled plastic surgeon as each new injectable hits the market. She has three wonderful children, 2 boys and a girl, with her husband. As a family they enjoy being active and spending time outside. They love going to sporting events and cheering on their favorite teams the Colorado Rockies and Denver Broncos.

Megan Lube
RN, Injector Specialist

Megan is our nurse injector specialist and registered nurse. She is a Colorado native and attained her Bachelors of Science in Nursing at the Denver College of Nursing. With over six years of experience, Megan takes a wholistic approach to create your personalized anti-aging treatment while keeping current with new and innovative techniques. When she isn’t sharing her skills at the spa, you may find her skiing, enjoying a Red Rocks concert, or sipping a craft beer.

Jade Smith

Jade is a Colorado native, and a recent graduate of Paul Mitchell's esthetician program. Jade has always aspired to pursue a career within the skincare industry, and recently decided to take a leap of faith to achieve her dream. Jade enjoys making people look and feel good about themselves. She is a self-taught makeup connoisseur and is continuously keeping up on the latest makeup trends. Jade has a medical background and has worked in the medical field for many years. When Jade isn't working at Denver Health or Olive Tree Med Spa, she can be found spending time with her family and friends or relaxing at home with her boyfriend and her dog Leo, which she lovingly refers to as ``Bubbalumpkins.`` Jade is soft spoken but has a magnetic personality. Jade is excited to see where her future is headed in her new career.

Lisa Branham
Aesthetician, Laser Specialist & Hair Stylist

Lisa's goal for all services she provides is great communication and meeting, if not exceeding expectations. Over 25 years as a Hairstylist, Business owner, Esthetician and now a Laser technician, she excels at providing excellent services as well as excellent customer service. As a Hairstylist, Lisa loves to solve the hair problems of her clients. She has extensive experience in color, extensions and retexturizing the most problematic hair. Her most recent interest for her clients is the quest to look younger. Addressing skin texture or hair texture she has a solution.

Lesley Sumner

Lesley is an experienced Aesthetic specialist as well as a nurse of plastic surgery. She specializes in cosmetic injections and anti-aging medicine, including Botox, Dysport, Jeuveau, fillers, Kybella, PRP/PRF, Hair loss therapy, and cosmetic medical lasers. In the last 7 years as a medical aesthetician, she has attended numerous trainings, conferences, and seminars to improve her skills as an injector and aesthetic provider. Lesley loves combining her knowledge in cellular rejuvenation with dermal fillers and neuromodulators to create beautiful and long-lasting results.

Heidi Olivas
RN, Injection Specialist

Heidi graduated from the University of Northern Colorado in 2017. She was previously an ICU/ED nurse prior to making a switch to aesthetics. She is a certified Reiki practitioner and a Colorado native. She enjoys the outdoors, hiking and camping. Furthermore, she is also a certified skydiver and enjoys riding her motorcycle in her spare time.

Anthony Hidalgo
Marketing Director/Practice Manager


Team Members


Years of Experience


Helpful and Friendly


Happy Customers