In November of 2015 Mark Caron, Owner and Graphics and Wrap Installer. Completed the Testing and Training to be a Certified Wrap Installer For Avery Dennison (Vinyl Wrap Material Brand). What this means to you.... MHC Sign & Design Represents the Highest Skill Standards. You can rest assured that you getting your wrap from a company that knows their product and vehicles. But most importantly... how to wrap them properly, professionally, and with quality guaranteed.