We provide a full line of services to meet your waterproofing needs.
Our companies have significant knowledge and experience in the design, function, application, installation and performance of waterproofing, caulking, and moisture protection.


Waterproofing

Our group of companies has a vast experience with many types of waterproofing material, both above and below grade. These materials and systems may include sheet waterproofing, bentonite, spray and roller applied liquid membranes, hot applied rubberized asphalt, crystalline materials and drainage materials. The type of system utilized will be determined by the design professional and the intended location (horizontal, vertical, above or below grade). Our staff has the training and expertise to properly install these systems.

WHAT THE INDUSTRY SAYS ABOUT US

United States Cold Storage

The George D Alan Company has done an excellent job...I would definitely recommend this company to anyone with floor issues.

Chad Saltzman, Chief Engineer, United States Cold Storage, Inc.

BASF

It is great to work with a company that approaches every aspect of a project with the level of professionalism and pride that GDA does. Their involvement in industry organizations and their training programs demonstrate their commitment to excellence.

Rick Johnson, South Central Regional Manager, BASF

W. R. Grace

It is rare to find an applicator that cares as much as GDA and their group of companies.  They have taken waterproofing to the next level.

Jill Heidorf, Architectural Sales Rep, W. R. Grace

Silicone Specialties

Every aspect of working with employees from GDA is a step above their competition.

Duane Barnett, President/ CEO, Silicone Specialties