Contact Us

Email, Phone, and Fax

[email protected] 

phone: 520-558-2396

fax: 520-558-2018

Mailing Addresses

United States Postal Service (USPS)

Southwestern Research Station

PO Box 16553

Portal, AZ 85632

UPS and FedEx

Southwestern Research Station

2003 West Cave Creek Road

Portal, AZ 85632



Geoff Bender email: [email protected]  phone: 520-558-2396

Administrative Manager

  • Contact for reservations, accounts receivable and payable, invoices, and general billing inquiries.

Karen Edmonds email: [email protected]  phone: 520-558-2396

Administrative Assistant

  • Contact for group reservation information (tours, workshops, classes) and intern/volunteer coordination.

Alina Downer email: [email protected]  phone: 520-558-2396