Brett Muller, CEO
Brett has a family history of small business ownership and founded several entrepreneurial ventures prior to purchasing Guardian Services. Brett currently leads the growth and expansion of Guardian from a small family business to a multi-million dollar company. Prior to acquiring Guardian, Brett spent over 10 years in sales and management in a variety of industries, including commercial real estate, industrial communications and consumer goods. His understanding of the financial and structural needs of successful business growth enables Guardian to compete with much larger companies.
Brett obtained a Bachelor of Science degree from Texas A&M University. He holds a Texas AC Contractors license and various industry certifications. A volunteer judge and mentor for NFTE (Network for Teaching Entrepreneurship), Brett is active in local efforts to encourage the development of young entrepreneurs.
Click below to listen to Brett's interview on Entrepreneur Insights radio.
You can view Brett's Linkedin.com profile here 
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Chris Jones - Project Manager & Safety Director
Chris graduated with a Bachelor of Science from Sam Houston State University and has been in the Construction Industry for several years. Chris is confident he can attend to all of your HVAC system cleaning needs. His motto is, “do it once, do it right.”
Chris is proud to call Dallas home with a new bride and two young boys that enjoy being dad's little assistants.
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Layce Werling- Office Manager
Layce is back! She has rejoined us as office manager. A little about Layce; after attending 3 years of college towards pre-radiology she made a move to the Dallas area in October 2008. She soon made a change after her years in business administration and customer service pointed her our way. Layce is known for creating an inviting atmosphere in the office and having a smile present at all times. Shes looking forward to getting to know all of her clients as your new contact for kitchen exhaust cleaning needs. Layce believes in the Guardian team and what they can provide and achieve for every client.
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Ismael Zamarripa - Field Services Supervisor
Ismael joined Guardian Services 3 years ago. He is currently a Duncanville resident and spends as much time as possible with his 3 kids and wife. Loves company working environment and enjoy assisting customer needs. Ismael is also IKECA certified CECS.
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Roy Sotelo - Senior Field Services Supervisor
Roy is Guardian's most experienced employee, with 31 years of service! Roy has extensive experience in all service areas, and supervises the training of all new technicians. Roy is also critical to the successful completion of large commerical service projects Guardian provides. Roy came to Guardian from the food service industry. Roy is happily married with a new baby girl.
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