Investor Relations

Joel H. Kaufman
Chief Business Officer
T: 614-822-2372
jkaufman@navidea.com

Transfer Agent

Continental Stock Transfer & Trust Company
1 State Street
30th Floor
New York, NY 10004-1561
USA
T: 212-509-4000
cstmail@continentalstock.com
http://www.continentalstock.com

Auditor

Marcum LLP
750 3rd Avenue
11th Floor
New York, NY 10017
USA
T: 212-485-5500
F: 212-485-5501
info@marcumllp.com
www.marcumllp.com