DLZ Expands with Acquisition of American Drilling & Testing, Inc.
DLZ has expanded its presence in Michigan by acquiring the assets of American Drilling & Testing, Inc. based in Melvindale, Michigan, a Detroit suburb. American Drilling & Testing, Inc. has provided quality subsurface investigation and drilling services to geotechnical engineering firms throughout Michigan, Ohio, and Indiana since 1980. They also provide drilling services to the […]