Remember, your parent institution may have a list of "preferred vendors," so check with the necessary departments before contacting a company to assist with disaster recovery.
This list was shared by the Department of Preservation and Collection Maintenance at Cornell University.
Personal Protective Equipment, Hygrometers, HEPA/ULPA Vacuums
Lab Safety Supply (Grainger Industrial Supply)
General Conservation Supplies
Gaylord Archival
University Products
http://www.universityproducts.com/
Freeze Drying of Wet Materials
American Technologies, Inc.
Contact: James Gilbert at james.gilbert@amer-tech.com
Belfor USA
http://www.belfor.com/en/USA.aspx
(This company did work for Lourdes Hospital in Binghamton, NY.)
Document Reprocessors
Reputable companies experienced in salvaging buildings and collections (e.g., drying and cleaning buildings, wet books, documents, computer data, microfilm, and audio/video) for cultural institutions (a longer and more detailed version of this list is available in SCRLC's disaster plan).
FREEZING SERVICES
American Freeze-Dry Operations, Inc.
https://www.americanfreezedry.com/index.htm
Blackmon-Mooring Steamatic Catastrophe, Inc.
Cornell University
Freezing Services
Contact: Dept. of Preservation & Collection Maintenance
Email: conservation@cornell.edu
Midwest Freeze-Dry, Ltd.
MICROFILM SALVAGE
New England Document Systems (Vital Records Control)
https://vitalrecordscontrol.com/
SALVAGE: ELECTRONIC DATA AND EQUIPMENT
Data Mechanix Services
Data Recovery Labs
http://www.datarecoverylabs.com/
Kodak
Disaster Recovery (DR) Backup
https://workflowhelp.kodak.com/display/POD/Additional+services%3A+Disaster+Recovery+%28DR%29+backup