Phone: 314-664-2777      FAX: 314-664-2442   Contact Us ©2003 American Environmental Labs, LLC American Environmental Laboratories is an Environmental Laboratory and Consulting Organization. We do St. Louis radon testing. Our services include real estate residental services, banking, commerical/industrial services and laboratory testing services. Radon mitigation is our specialty. We are ISO 9001:2002 certified. St. Louis Headquarters: 1380 South Kingshighway St. Louis, MO 63110