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We have over 30 years of combined design and content experience. We create fast, affordable graphics and signage that generate immediate interest in your company, business, or organization. We are dedicated to bringing you superior quality and innovative products with personalized hands-on planning, designing, and production.

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 Your One-Stop Shop for Custom Signs and Graphics
Sierra Design Information Center

Sierra Design Signs is a custom sign and graphics shop located in Spearfish, South Dakota. We have been in business for over 25 years, and we service the Black Hills and surrounding areas, including Wyoming, North Dakota, and Nebraska.

We specialize in all types of signs and graphics, from small directional signs to full-color 100-foot banners. We also offer graphic design, vehicle wraps, and promotional products.

Our in-house design experts can create any type of sign you need, and we have thousands of fonts and over 75 colors of vinyl available. We pride ourselves on our quick, dependable, and affordable service.

Our custom signs, banners, vehicle wraps, and vinyl lettering have been featured at corporate events, golf tournaments, fundraisers, and music videos. We would be happy to help you create a stunning and effective sign or graphic for your business.

Contact us today to learn more about our services!

Graphtec and Mimaki Plotters, vinyl material in the background
Mutoh Printer
Mimaki Printer
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