Our 65 Year Legacy
As part of The Crane Group, CMI is the leader in research and development of plastic and composite marine construction products.
Find Local Contractors
We have made knowing your neighborhood and local contractors our business. CMI can help you find the right contractor for your project.
The Best Solutions
Our high performance, long lasting, eco-friendly, low maintenance solutions have revolutionized the marine construction industry.
ShoreGuard Seawalls | TimberGuard Lumber