ARIN is structured to operate as a service organization that is responsive to the needs of the public it serves. It is organized and driven by the users in the community and is thus able to keep in step with their requirements. ARIN is comprised of the following departments, highlight each for a description.

ARIN OrgChart
ARIN Staff
Executive
Ray Plzak President & CEO
     Nate Davis Chief Operations Officer
     Richard Jimmerson Chief Information Officer
     Cathy Handley Executive Director of Government Affairs and Public Policy
Human Resources and Administration
Mary K. Lee Director of HR & Administration
     Therese Colosi Executive Assistant
     Teresa Woodfork Office Administrator
Financial Services
Bob Stratton Director of Financial Services
Val Winkelman Staff Accountant
Tammy Rowe Accounting Supervisor
     Tanya Gomez Senior Account Service Representative
     Dawn Anderson Senior Account Service Representative
     Amaris Wang Senior Account Service Representative
     Amy Lee Account Service Representative
Engineering
Mark Kosters Chief Technology Officer
Cathy Murphy Software Engineering Manager
     Adam Guyot Software Engineer
     Abram Thielke Software Engineer
     Frank Hill Software Engineer
     Garth Dubin Software Engineer
     Ming Yan Database Designer
Andy Newton Chief Engineer
Tim Christensen Quality Assurance Architect
Matt Ryanczak Network Operations Manager
     Darren Kara Database Administrator
     Matt Rowley Unix Systems Administrator
     Ray Stark Windows System Administrator
     Michael O'Neill Senior Network Administrator
     Pete Toscano Senior Systems Administrator
Member Services
Susan Hamlin Director of Member Services
Einar Bohlin Policy Analyst
Erika Goedrich Membership Coordinator
Jason Byrne Communications Manager
     Dé Harvey Meeting Planner
     Lori Nuth Web Designer
     Hollis Kara Communications Writer
     Lawson Parker Graphics Designer
Registration Services
Leslie Nobile Director of Registration Services
Cathy Clements Principal Resource Analyst
     Doreen Marraffa Resource Analyst
     Jeff Havens Resource Analyst
     Sue Dobert Resource Analyst
     Mike Pappano Resource Analyst
     Lisa Liedel Resource Analyst
Jonathan Worley Senior Resource Analyst
David Huberman Technical Specialist
 
Megan Kruse Public Relations Officer (reports to CIO)