Welcome to Michigan Highway Signs - Full Service DOT Sign Manufacturer

Michigan Highway Signs has been a manufacturer of all types of DOT road signs for more than 20 years.  From small flat sheet aluminum signs, marine grade plywood signs to large extruded aluminum signs.


We have state of the art DOT approved software that automatically adjusts the font type and size for the custom signs.  These can also be used as shop drawings for those engineers that require shop drawings of custom signs.


We offer the fastest turnaround time in the industry for CUSTOM SIGNS.


Our Signs are manufactured with the best american made materials. 


We are a proud partner with the 3M company.  All of our signs are made with DOT certified 3M reflective sheeting meeting your states signing criteria.


Michigan Highway Signs and 3M offer the best warranties in the business.


We are a specialized company that offers you complete DOT sign manufacturing.  Our employees have more than 100 years of experience in designing and making road way signs.More

About Us

Michigan Highway Signs has been manufacturing DOT signs for more than 25 years in Michigan.  We use only American made products to maunfacture our signs.  We have a 15,000 square foot building on 14 acres located in Grand Blanc Michigan.