Composite Image of featured projects recently completed by Synrgy Sign Company in Sioux Falls, SD and Platte, SD

Signage Solutions for Your Business

From custom signs and banners to digital displays and auto graphics, we’re here to help your organization create a memorable impression. No project is too big or small for our team of experts.

At Synrgy Sign Company, our mission is to empower businesses to create lasting impressions. We believe in the power of first impressions and their ability to shape perception, evoke emotion, and drive decision-making. Our dedicated team of experts stands committed to elevating your brand visibility, harnessing the potential of creating and producing eye-catching custom signs, captivating digital displays, creative vehicle graphics, impactful banners and billboards, plus promotional products. We are more than just a sign company - we are a partner in bringing your brand vision to life. From conception to installation, we ensure a seamless journey to ensure your brand message resonates with your audience. Guided by our tagline "Making Impressions that Last", we strive to produce engaging and memorable visual signage solutions that don’t just get noticed but are remembered.


We offer a variety of products to help you visually communicate what you need to say.

Custom engraved leather wrapped mugs, cups, growlers and more by Synrgy Sign Company

Promotional Items


We offer a variety of services to bring your signage needs to life. Our designers and project managers are ready to get your project started today.

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Our graphic experts will work one-on-one with you to help design your vision and bring it to life.

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Once your vision is brought to life, we’ll send a specialist to deliver your product and properly install it.

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We offer maintenance and service contracts.

About Synrgy

Synrgy Sign Company was created in 2022 when two sign companies merged: Dozy’s Signs of Chamberlain, SD and Signs4U of Platte, SD. United as one team, Synrgy has more than 38 years of experience creating signage solutions. The team combines its expertise with a unified mission to deliver sign possibilities for everyone.

Meet Our Team

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