Contact the Auditor's Office Operations Mangement
Email: auditorsoffice@portlandoregon.gov
Phone: 503-823-4078
Business Operations Manager Rosie McGown
Phone: 503-823-4007
Rosie assumed the role of Business Operations Manager for the City Auditor's Office in 2025. She oversees critical human resource, budget, and finance functions for the Auditor's Office. Rosie comes to the City Auditor's Office with 10 years of experience in procurement, budgeting, operations, and team leadership within local government.
Rosie's experience spans roles managing procurement operations and budget analysis for the City of Tigard and financial analysis for Metro's Parks and Nature Department. Rosie holds a Master of Public Administration from Portland State University, with a specialization in local government, and a B.A. in philosophy and religion from San Francisco State University.
Administrative Specialist Andrew Bryans
Phone: 503-823-4079
Andrew joined the City Auditor’s Office in 2005 and became a Management Assistant in 2007. He holds a Master of Arts degree from Portland State University and Bachelor’s degree from Muhlenberg College. Previously, Andrew worked for the Oregon Historical Society.
Andrew performs accounting, human resources, contracting, purchasing, and payroll activities, supports information technology functions and projects, and helps maintain the Auditor’s website.
Administrative Specialist Arianna Gazca
Phone: 503-823-4139
Arianna joined the City Auditor’s Office under Operations Management as an Administrative Specialist in May 2023. She performs accounts payable and purchasing, timekeeping for payroll, and various other tasks and projects, all the while providing customer service for public inquiries and requests. She also serves as the office's ADA Coordinator and CityLearner Coordinator.
Arianna holds a Bachelor of Fine Arts degree from Pacific Northwest College of Art, and an Associate of Science degree from Mt. Hood Community College. Previously, Arianna worked for Mt. Hood Community College as well.