Mechanical Advertising has manufactured traffic signs and road signs from our location in Oshawa Ontario since the mid 1960s. Please browse our website for all of your signage needs, including traffic signs, street signs, safety signs, posts, markers, hardware, cones, barrels, rollup signs, sign blanks, custom metal signs, 3MTM reflective and vinyl material. If you do not see what you are looking for, please click on the contact tab, complete your request and a member of our customer support team will contact you directly. Thank you for making us your one stop traffic, industrial and custom signage center.Our mandate to produce top quality traffic, industrial and custom metal signs, along with providing knowledgeable and friendly customer support and service has made us a preferred supplier to provincial, state and municipal governments, utilities, contractors, private businesses and residential markets. more... See more text