Ameri-Dry Waterproofing 11011 McCormick Rd Suite 500 Hunt Valley, MD 21031 (800) 580-1964 http://www.ameri-dry.com/waterproofing-knoxville-tn At Ameri-Dry®, we provide top quality crawlspace and basement waterproofing, as well as foundation repair services. We have over 30 years of experience and a reputation as America’s most trusted waterproofing company.