11213 Aurora Ave.
Urbandale, IA 50322
Office Phone: 515-414-3295
Cell Phone: 515-371-1178
Fax: 515-251-4093
E-mail: mark.g.hollister@usda.gov
Acting State Plant Health Director - Nebraska: Mark Hollister

The mission of the U.S. Department of Agriculture, Animal and Plant Health Inspection Service (APHIS), Plant Protection and Quarantine (PPQ) is to safeguard American agriculture and natural resources from the risks associated with the entry, establishment, or spread of animal and plant pests and noxious weeds.

Updated March 2026