Welcome to Sign Authority

Sign Authority provides full-color digital printing for all types and sizes of signs, banners, decals, plaques, sandwich boards, trade show signs, menu boards, vehicle magnetics and illuminated signs. We also have a large selection of vinyl colors for your one & two-color projects, such as window lettering using our list of popular fonts.

We offer a wide variety of materials to make your signs such as PVC (Sintra), Coroplast, Aluminum, Acrylic, LusterBoard and Redwood Planks. We also offer Dimensional Lettering made of metal or plastic.

Sign Authority can design, create & install your sign. We work with you from concept to completion. Our goal is to keep you informed of the options available & to provide suggestions to create the right product. We always provide free estimates!

Our showroom offers many samples of our work which can help provide ideas for your projects. You can also view our online gallery to see some examples of our work.

We support other sign businesses (wholesalers) by printing their large format full-color jobs.

• Bass Lake & Merced RV Resort
• Calvin Crest
• Century 21 Ditton Sierra Realtors
• Chicago Title
• Coldwell Banker
• Comfort Inn
• Doc's Towing

• London Properties
• Mariposa High School
• Nordstroms
• Oakhurst Area Chamber of Commerce
• Oakhurst Elks Lodge
• Pine Tree GMAC Realty
• Ponderosa Glass

• Raley's
• Sierra Telephone
• The Pines Resort
• The Pines Village Bakery
• Three Sisters Restaurant
• Tiger Canoes
• Yosemite High School