Advanced Technology. Simple Solutions. Custom engineering solutions from concept to completion under one roof! Since 1991, Valid has been building our reputation as a world-class innovator. Valid designs, engineers and manufactures innovative and reliable solutions for a wide range of industries. Our reputation has been built on delivering robust products that are always backed with our exceptional 24/7 customer support. With four modern production facilities spanning over 100,000 sq feet, Valid has the capacity and a proven track record of tackling any project, large or small.