Courses Miscellaneous Miscellaneous Mold Remediation Certification (CMR/CMRS/CRMR) Prep Course $ 795 Miscellaneous Certified Microbial Investigator (CMI/CMC/CSMI) Prep Course $ 795 Miscellaneous Certified Indoor Envrionmentalist (CIE/CIEC/CRIE) Prep Course $ 795
