ColorMix Mission Statement


ColorMix always provides our clients with the right printing and marketing solutions and delivers top quality products, on time, on budget and with great customer service!

ColorMix Graphics & Printing is proud to be the gold standard in comprehensive printing services. We offer the best in large format graphics, screen-printing, offset printing and promotional products. Our goal is to be an extension of your business by providing diversified products under the project management and quality control of ColorMix.

We go the extra mile to ensure the success of each of your projects, so no matter how big or small the project, we roll out the red carpet for each of our clients. By consistently exceeding our clients’ needs and expectations, ColorMix has gained the reputation as the single source supplier of quality printed products delivered on time and on budget. From design and production to management and fulfillment services,  we would be honored to manage your next project!

Carla opened the doors of ColorMix Graphics & Printing 16 years ago operating under the motto of “Always the right mix!” and that “no job is too big or too small”, and that “we are to be partners and consultants with our clients”. Her success over the last 16 years is attributed to her company values of serving the community and local businesses with the best of service, quality and value. ColorMix was awarded the Governor’s Small Business Award in Texas for 2015 and has won the “Best of Hays” award as Best Printer in Hays County several times.


Carla Sisk

President & CEO
Carla is a San Marcos native, a graduate of
San Marcos HS, and earned her BBA in Marketing from Texas A&M University in 1992. Carla is the blessed wife of Steve Sisk for 23 years, and the mother of Scott, a senior at Hill County Christian School. She is a “football mom” and loves working with the HCCS Athletic Booster Club. Carla also enjoys working with the college and high school age groups at her church, University Church of Christ, and volunteers her time as a 4-H adult leader with the West SM 4-H Club. Carla is involved with the Hays County Republican Party where she was just elected as the State Republican Executive Committeewoman for Senatorial District 21. Carla also serves Hays County as a Commissioner for Emergency Services District #9.


Becky Balles

Office Manager / Bookkeeper / CSR
Becky was born and raised in beautiful San Marcos, Texas, and a graduate of Southern Careers Institute in Business Accounting. She has been with ColorMix Graphics for 5 years and has worked as a Customer Service Rep., Office Manager and Bookkeeper. Working at ColorMix, she enjoys meeting new people and being a part of a team, whose goal is to ensure our customers' marketing needs are accomplished. In her free time, she enjoys spending time with her husband and 3 sons and playing the “sports mom” role.


Linda Mendoza

Customer Service Representative
Linda received certification as an Administrative Assistant at Virginia College at Austin. She is a new team member at ColorMix as a Customer Service Representative. She believes that customer service is providing courteous treatment to clients before, during and after a purchase. Linda was born and raised in San Marcos, Texas, and loves to enjoy time with her two sons, family, and being outdoors at parks and the river.


Rebee Sustaita

Lead Graphic Designer
Rebee is a graduate of the Art Institute of Austin, with a BFA in Graphic Web Design. Piet Paris, a fashion illustrator, is one of her inspirations. His phrase of the “Perfect Line” has helped Rebee grow in her illustration abilities and confidence by showing no fear from the pen and mistake. Rebee was born and raised in San Marcos, Texas, and enjoys drawing and illustrating children's books, with her two boys being her audience.

Carlos Zavala

Graphic Designer Intern



Greeter, Mascot & Sidekick
Sadie is Carla’s fur baby and sidekick that comes to work with her every day. She is half black lab and half border collie. She is 9 years old and shares an April birthday with Carla. She loves pupperoni, raw hide chewys, and belly rubs!