Rockefeller, the University of Chicago was incorporated in 1890; William Rainey Harper became the university's first president in 1891, and the first classes were held in 1892.
Both Harper and future president Robert Maynard Hutchins advocated for Chicago's curriculum to be based upon theoretical and perennial issues rather than on applied sciences and commercial utility.
(Virginia) Adams Heritage (Ontario) Alexander Heritage Consulting (British Columbia) Altamira Consulting Ltd. (British Columbia) Arcas Archaeological Consultants Ltd. (Ontario) Archer CRM Partnership (British Columbia, Alberta) Cultural Resource Management Group Ltd. (British Columbia, Canada) Equinox Research and Consulting Ltd.
(British Columbia) Fedirchuk Mc Cullough & Associates Ltd.
(Georgia) Alpine Archaeological Consultants (Colorado) American Archaeology Group, Inc. (Illinois) Analytical Environmental Services (California) Archaeological Consulting Services, Ltd. (Florida) Archaeological Consulting Services (California) Archeological Research Institute (Utah)AZTEC Engineering, Inc.
(Arizona) Archaeological and Historical Consultants, Inc. (worldwide) Ball State University Archaeological Resources Management Service (Indiana) Barr and Associates - Gulf Coast Division (Louisiana, Texas, Alabama, Mississippi) Barr and Associates - Southeast Division (South Carolina, North Carolina, Georgia and Tennessee) Basin Research Associates, Inc.
The mouths of the two smaller caves have collapsed.