About Moxie Med Spa

Our Staff

Ronica Kirwin

Ronica is the owner of Moxie Med Spa and Moxie Sugar, and has over a decade of experience in the industry, holding a Master and Manager’s license in Cosmetology, specializing in skin care. Ronica also holds a BS degree in Computer Science, a BS in Holistic Health and a BA degree in Organizational Leadership and Communication. Ronica also has a Masters degree in Natural Medicine and is almost finished with her doctorate and PhD in Integrative Medicine. Ronica also holds over 200 certifications.

Starting small but with a big vision, Ronica has grown Moxie Med Spa from a simple two-room studio into a larger 5 room full-service med spa with a warm, relaxing environment for men and women. Services include hair removal, skin care, injection services and rejuvenation treatments, head to toe. Her dedication to esthetic excellence is reflected in the winning reviews Moxie has garnered year after year in multiple categories, competing against corporate chains and large companies.  Ronica is passionate about her business and that’s why you’ll find her at Moxie most days. She loves getting to know the clients and creating a bond with the amazing people who make Moxie what it is.

That dedication goes beyond service, as Ronica herself makes the sugar wax lauded by Moxie clients and popular nationwide. Moxie Sugar Wax is available in beauty supply stores, salons, spas and major retailers. Ronica’s second business, Moxie Sugar has generated popularity and they are now teaching aspiring estheticians the art of sugar waxing across the United States. Visit www.moxiesugar.com for more information on her award winning sugar wax and trainings.

Ronica has won many awards throughout her career most recently was named one of Colorado’s Top Ten Women to Watch by Colorado Biz Magazine and is named as one of Colorado’s Most Admired CEO’s by Denver Biz Journal. Her recognition of strong leadership, ambition and building her two businesses has led her to become a well known name in Colorado and throughout the industry nationwide. Ronica has been a public speaker, trainer, educator and mentor for many aspiring entrepreneurs and small business owners and works diligently in providing guidance and support to other small business in Colorado. Her passion for helping others succeed is one of the many things she is admired for.

Ronica is married to her childhood sweetheart and enjoys traveling, board games, comedy shows and spending time outdoors with her husband and two kids.

Dr. Thomas Narsete MD


Thomas Narsete M.D. graduated from Loyola Stritch Medical School in 1974. He trained in general surgery at he University of Wisconsin Department of Surgery. During that time, he decided to become a plastic surgeon,and finished 2 years of residency in plastic and reconstructive surgery at the University of New Mexico. He continued his training with a fellowship in hand and microsurgery.

He has over thirty years of experience in the plastic surgery field, and has 20 publications. He specializes in cosmetic facial surgery, body contour surgery, and Brazilian Buttock Surgery. Dr.Narsete also donated his time to perform reconstructive surgery in deformed children in underdeveloped countries.

He had the honor of performing life altering surgery on over three hundred deformed children. He presently practices in Denver, and works as a medical director for medical spas.

Dr.Narsete has received several awards for having excellent internet reviews.

Heidi A. Schneeveis, Paramedical Laser Specialist and Master Aesthetician

Heidi has 21 years of experience in the industry, and is an expert in laser hair removal and sugar waxing. She has a passion and enthusiasm for educating her clients in all areas of their skin care needs. She has been with Moxie Sugar and Laser studio for nearly 11 years.
She has vast knowledge of multiple lasers, always offers superior service, and is satisfied when the client is happy. She has a warm, friendly nature that instantly makes you feel welcome, and her confidence and attention to detail will ensure you trust Heidi right away. Your comfort and safety are absolutely paramount to her.
She grew up in Palo Alto California, and moved to Denver in 1990 right after high school. She has also worked in Chicago and Los Angeles, but couldn’t stay away from Denver for long.
Heidi loves hiking when its not too sunny out, old movie theaters, vintage spots on Broadway, and repurposing furniture. She also adores her growing collection of house plants.

Samantha, Master Esthetician 

Samantha is an expert in sugar waxing and laser hair removal and has a passion for skin services. She is great at educating and guiding you in the right direction for your individual skin needs. She has an outgoing easy nature, and positive energy about her, and you are sure to feel comfortable right away with Samantha. Samantha loves the outdoors, the Broncos, and is always looking for ideas for new adventures!

Sarah B., Esthetician 

Sarah has been with Moxie for over a year now. Sarah has a passion for waxing and laser hair removal, along with working with clients on their skin care needs. Sarah is detailed, and thorough, and her easy demeanor and calming nature puts you at ease instantly. Sarah comes to us from Florida, and while misses the sandy beaches, loves learning what Colorado has to offer. Previous to Florida, Sarah lived in Pennsylvania and is ready for a white winter again after the sunny holidays in Florida.

Demi-Medical Esthetician

Demi is our newest team member at Moxie! She has been with us for a few months now and has already built up quite a following! Demi is certified in chemical peels, dermaplanes, microdermabrasion, teeth whitening and lash/brow tints. She is currently training to become certified in microneedling, laser hair removal, and electrolysis and will soon obtain certification in injectables. She aspires to do Dysport/Botox, filler, kybella, and more and her goals are to learn as much as possible and advance in medical aesthetics. Originally from Santa Barbara, California Demi moved here to be closer to family. In her spare time she enjoys yoga, tennis, and trying new restaurants with friends. We are so excited to have Demi as part of the Moxie family. Join us in welcoming her next time you’re in.

Haven, Esthetician

Haven is a Montana native who moved to Colorado to pursue her dreams of working in Esthetics. Haven joined the Moxie team after graduating from the College of International Esthetics with advanced certifications in laser hair removal, dermaplaning, injectables, chemical peels and micro-needling. Haven aspires to educate people on optimal skin health and cater to all clients skin care needs individually.In her free time she enjoys exploring the outdoors, cheering on The Colorado Rockies or working out.


Sarah is our new receptionist here at Moxie! She has taken care of clients in the spa industry for several years. Sarah is passionate about any form of helping, whether that be with client scheduling, concerns, or questions, or contributing to someone feeling better in some way