Staff & Duties

 Karen Hoffer
Manager of Purchasing
Telephone: (845) 365-8404
E-Mail: khoffer@ldeo.columbia.edu

  • Sets up P-Cards for LDEO employees
  • Handles consultant agreements
  • Works closely with LDEO staff to issue comprehensive RFP’s   

Bonnie Deutsch
Analyst/Buyer
Telephone: (845) 365-8854
E-Mail: bonnie@admin.ldeo.columbia.edu
  • Purchases highly technical, scientific, laboratory and computer equipment and related goods and services for the specialized research functions at LDEO
  • Works closely with research staff to identify technical needs and research buying trends as well as sources of supply.

Breana Warner
Junior Buyer
Telephone: (845) 365-8873
E-Mail: bmwarner@admin.ldeo.columbia.edu
  • The primary buyer for computers, software, electronics and other equipment and services