The following units are under the direction of:

  • Ray Hsu, Executive Director, Procurement Services
    rayhsu@uw.edu  |  206-543-0793
    • Claudia Christensen, Small Business Administrator, Business Diversity, Sustainability and Small Business
    • Lynn Magill, Asst. Director, Strategic Sourcing & Contracts, lmagill@uw.edu I 206-221-8082
    • Rob Tramontozzi, Project Manager, Major Projects
    • Tina Padilla, Asst. Director, Business Systems, tpadilla@uw.edu I 206-221-6591
    • Kathy Katterhagen, Director, Procurement Services A/P, Global Services, PCS Help, Procard, Tax Office and Travel Services, katt80@uw.edu  |  206-616-5953
      • Arnold C. Hong, Assistant Director, A/P, Global Services, and Procard
        arnoldch@uw.edu  |  206-221-8931
      • Teresa Athan, Assistant Director, PCS Help (Procurement Customer Service),  and Travel Services
        tathan@uw.edu  |  206-685-9328

Note: For office information visit Contact Us

Accounts Payable

Kathy Katterhagen, Director, katt80@uw.edu  |  206-616-5953

Name Role Phone Email
Arnold Hong Asst. Director 206-221-8931 arnoldch@uw.edu
Hae Soon Hong Payment Spec. 206-543-9521 haesoonh@uw.edu
Ricky Kwong Program Ops. Spec. 206-221-9099

kwongr@uw.edu
Norma Chua Fiscal Spec. 2 206-543-0616 npchua@uw.edu
Caitlin Duong Compliance Analyst   caitld1@uw.edu
Vanessa Panetta Program Ops. Spec.  

vpanett@uw.edu

Administration

Ray Hsu, Executive Director, rayhsu@uw.edu  |  206-543-0793

Name Role Phone Email
Linda Moran Program Ops. Spec. 206-616-9126 imherelm@uw.edu

Business Diversity, Sustainability and Small Business

Ray Hsu, Executive Director, rayhsu@uw.edu  |  206-543-0793

Name Role Phone Email
Claudia Christensen Small Bus. Administrator  206-543-4156 claudiac@uw.edu
Lloyd Dees Contract Analyst  

deesl@uw.edu

Business Systems

Ray Hsu, Executive Director, rayhsu@uw.edu  |  206-543-0793

Name Role Phone Email
Tina Padilla Asst. Director 206-221-6591 tpadilla@uw.edu
Ginny Morris Program Ops. Spec. 206-221-7846 morriv@uw.edu
Silvia Andersen Program Ops. Spec. 206-543-0616 silvif@uw.edu
Chad Brasure Program Ops. Spec. 206-543-0815 cbrasure@uw.edu
Donovan Hasse Program Ops. Spec. 206-543-4211 dmh467@uw.edu

Card Services

Kathy Katterhagen, Director, katt80@uw.edu  |  206-616-5953

Name Role Phone Email
Arnold Hong Asst. Director 206-221-8931 arnoldch@uw.edu
Tamra Lemoncelli Procard Lead 206-616-4918 lemont@uw.edu
Robert Patton Compliance Analyst 206-685-6673 repatton@uw.edu
Jaime Anderson Compliance Analyst 206-543-8808 jaimea5@uw.edu

Major Projects

Ray Hsu, Executive Director, rayhsu@uw.edu  |  206-543-0793

Name Role Phone Email
Rob Tramontozzi Project Manager 206-543-8056 robtram@uw.edu

Procurement Customer Service

Kathy Katterhagen, Director, katt80@uw.edu  |  206-616-5953

Name Role Phone Email
Teresa Athan Asst. Director 206-685-9328 tathan@uw.edu
Debra Adler Comp Srvs. Consultant 206-221-7924 debrasa2@uw.edu
Charles Amaral Program Ops. Specialist 206-616-3003 cda@uw.edu
April Cavanaugh Program Ops. Specialist 206-685-0378 aprilcav@uw.edu
Sharon Hersey Comp Srvs. Consultant 206-616-3141 shersey@uw.edu
Vanessa Garcia Program Ops. Specialist 206-543-9350 vkgarcia@uw.edu
Brandon Govender Program Ops. Specialist 206-685-7361 bgoven@uw.edu

Revolving Fund/Field Advances

Kathy Katterhagen, Director, katt80@uw.edu  |  206-616-5953

Name Role Phone Email
Arnold Hong Asst. Director 206-221-8931 arnoldch@uw.edu
Renee Wong Fiscal Specialist 1   rwong47@uw.edu
Michelle Matsuzawa Fiscal Specialist 1   michmats@uw.edu
Ruby Yeung Compliance Analyst   yeung29@uw.edu

Strategic Sourcing and Contracts

Ray Hsu, Executive Director, rayhsu@uw.edu  |  206-543-0793

Name Role Phone Email
Lynn Magill Asst. Director 206-221-8082 lmagill@uw.edu
Kassy Ellefson Sr. Contracts Mgr. 206-543-5827 ellefson@uw.edu
Ben Cory Sr. Contracts Mgr. 206 520-4617 bcory@uw.edu
Ping Huang Buyer 3 206-616-5946 pingh@uw.edu
Bob Hardie Manager 253-692-4878 bhardie@uw.edu
Marion Benner Sr. Contracts Mgr. 206-221-2954 bennem2@uw.edu
Dawn Lake Sr. Contracts Mgr. 206-543-0814 dawnlake@uw.edu
Graham Sherwood Sr. Contracts Mgr. 206-685-9074 grams@uw.edu
Aleksondra Jordan Sr. Contracts Mgr. 206-685-0215 jordanar@uw.edu

Tax Office

Kathy Katterhagen, Director, katt80@uw.edu l 206-616-5953

Name Role Phone Email
John Redlingshafer Sr. Manager   red55@uw.edu
Nirusha Le Mouel Compliance Analyst   nklm@uw.edu

Training

Kathy Katterhagen, Director, katt80@uw.edu l  206-616-5953

Name Role Phone Email
Heather Nicholson Program Ops. Spec. 206-685-0377

hlnichol@uw.edu
John Whitney Program Ops. Spec. 206-543-0097

jbwhit@uw.edu

Travel Services

Kathy Katterhagen, Director, katt80@uw.edu l 206-616-5953

Name Role Phone Email
Teresa Athan Asst. Director 206-685-9328 tathan@uw.edu
Samantha Dang Comp Srvs. Consultant 206-543-4500 samdang8@uw.edu
Rene Flores Comp Srvs. Consultant 206-543-4500 renef2@uw.edu

Department Email Contacts

Email Use email address for:
apwires@uw.edu Any invoices or inquiries from foreign suppliers not in ARIBA related to wire payments. Not for ACH.
epay@uw.edu Suppliers who are not enabled in ARIBA submit invoices for manual ARIBA PO (not BPO invoices). Not for enabled ARIBA suppliers or UW departments to submit invoices.
pcshelp@uw.edu Departmental invoice reconciliation questions.
pcshelp@uw.edu Supplier invoice inquiries, ARIBA assistance and all other inquiries not listed here. 
travel@uw.edu  Travel and Expense Report (ER) inquiries.