Skip to Main Content

Optometric Staff

Meet the experienced and friendly staff who make Vision Source of GVR the leading provider of vision care products and services in Denver.


Carmelita Noon, Ophthalmic Technician

Carmelita began her career working at a ‘big box’ optometry facility in 2005, joining the Vision Source of GVR team in fall 2014. She performs in-depth pre-testing for patients of all ages and manages the contact lens department. She enjoys efficiently maneuvering patients through testing, giving them useful and understandable information that make their visits more informative.

Carmelita is a people person who likes to help make patients feel at home, particularly those who have strong fears of medical care. It is not unusual for them to leave saying, “Wow, this was actually fun!”

In her off hours, Carmelita enjoys spending time with her beautiful daughter doing activities such as ice skating, hiking, and square dancing.


Melissa Arguello, Billing & Accounting Coordinator

Melissa, a Denver native, joined our Vision Source team in 2014. In addition to daily patient interactions and billing, she also handles the site’s social media, practitioner marketing, and public relations efforts.

Melissa strives for excellence in customer service and office skills, as well as on-going training to upgrade her knowledge of the latest innovations in optometry. Melissa is working toward becoming a certified medical coder and is efficient in treatment and schedule coordination. She is also fluent in Spanish! Melissa most enjoys being part of a superb team whose goal is to provide exceptional eye health and vision care.

In her spare time, Melissa loves spending time with her family, her husband and their furry four-legged baby. Her interests include cooking/baking, movie going, and cheering on the Denver Broncos!


Tom Schoppet, ABO Certified Optical Manager

Tom joined our Vision Source team in 2015. Originally from Virginia, he’s lived in Colorado for over 20 years and has been in the optical industry for over 18 years. Tom has over 10 years of optical lab experience which compliments the newly added lens fabrication equipment in our office. Tom earned his American Board of Opticianry license in 2004 and has a record of over 25 years of excellent customer service.

Tom brings years of practical experience to our team with interpreting patient’s prescriptions, frame styling, repair, and adjustments, optical enhancements, lens designs, and a love for keeping educated on the newest advancements in the optical industry. He is responsible for managing the office frame boards, prescription quality control, and serves as the liaison to our lens laboratories. He looks forward to assisting you in our optical department!

In his free time Tom is a House & Techno DJ that loves movies, music festivals, and traveling with his girlfriend in their 1962 Avion Travel trailer


Brenda Sherwood, ABO Certified Optician

Brenda, a Minnesota native, joined our Vision Source of GVR team in December of 2016. She has solid history in the optical field working with Optometrists, Ophthalmologists, and Independent Opticians.

Brenda moved to Colorado in 2013 working in outside optical sales and is delighted to be back in an office environment. She recently earned her ABO certification! She most enjoys assisting each patient with their optical needs and styling patients with a frame that compliments them.

When not at work, Brenda enjoys hiking, skiing, and quilting.


AnaMarissa Valencia, Patient Liaison

AnaMarissa was born and raised in Colorado and joined our Vision Source team in late 2016 after successfully completing her high school internship at Vision Source of GVR during summer of 2015. She enjoyed patient care so much she decided to begin her career in healthcare with our office.

As our newest member in the practice to the optometry industry, AnaMarissa enjoys patient interactions and provides patients with the best possible care and experience at their visits. She assists with front desk responsibilities as well as pre-testing for our doctors. AnaMarissa is beginning to learn the basics of Opticianry and serves our patients by being fluent in Spanish. AnaMarissa is an outgoing person who likes to make patients feel welcome at our office no matter what they may stop in for.

When not in the office, AnaMarissa likes to spend time with her family and friends. Her interests include watching her younger brother’s soccer games, dancing, and spending time with her 7 dogs.