Welcome To Sierra Graphics, home of HYNEK Change Letters

Your One-Stop Shop For Large Format Digital Printing, Screen Printing & CNC Routing/Cutting

At Sierra Graphics, we utilize quality materials combined with digital automated printing/finishing equipment all in one facility. Sierra Graphics creates quality custom signs, banners, vehicle graphics, marketing/promotional media, POP, event and facility signage as well as custom flat cut letters/shapes for home or business.

Also, Sierra Graphics is the new home of HYNEK Change Letters continuing a tradition of manufacturing quality changeable letters for reader boards, marquee and mobile portable signs that were established by Jim Hynek in 1973.


HYNEK Change Letters

Rigid, Flex and Koroflo Change Letters.


Display graphics

We offer Point of Purchase Graphics for your Walls, Floors, Windows, Ceiling and merchandising display graphics in rigid & flexible materials.

screen printing

Screen Printing

We print lawn signs in all shapes & sizes as well as bag signs for retail advertising, municipal, provincial & federal elections & event promotions.

CNC Cutting/Routering

Our Zund GL2500L enables us to cut, crease, score, v-cut, and router. We provide these services to the retail Display companies, fabricators, print shops, sign shops and design houses. Being equipped with Zund equipment enables us to meet clients timelines and quality expectations.



No matter the shape, size or application, signs are our specialty. We do everything possible to get your brand noticed and get you business.


We Look Forward To Working With You!