Representing the States of: 
Alaska, Hawaii, Idaho, Montana, Oregon, Washington, and Wyoming. 

Chapter Leadership

Arecka Mather, APM 
President 

Arecka is Manager of Procurement & AP at Premera Blue Cross, a not-for-profit company based in Mountlake Terrace, Washington.  

She is an active member of IOFM’s AP Advisory Panel, has presented at IOFM conferences and panel discussions, and created an on-demand podcast for IOFM on the topic of “Managing Change When You’re Change Averse.” 

Throughout her 25-year career as an AP professional, she worked her way up from AP processor to her current managerial position that she has held for 8 years, She is passionate about process improvement and best practices in requisitions, purchase orders, invoice processing, and payments. 

Arecka is excited about representing her state of Washington and looks forward to networking with other AP and P2P professionals in the Northwest. 

Sherry Stroud, APM
Vice President 

Sherry Stroud, APM, is Benefits, Payroll and Retirement Manager for King County, in Seattle, Washington. She has more than 30 years of leadership, finance and general accounting experience, including 15 years of government experience and 10 years managing accounts payable and accounts receivable across the private and public sectors and in higher education. 

Sherry has been a member of IOFM’s Advisory Panel since 2019. She and has participated in IOFM Ask the Expert forums and presented the on-demand IOFM podcast “Overcoming the Imposter Syndrome.” 

As an International Federation Certified Life Coach, she works with team members in the areas of leadership training, coaching, continuous improvement, organizational change management, and creative problem-solving. 

She looks forward to networking and sharing ideas with the Northwestern Region chapter members. 

 

Tim Hall, APM
Membership Chair

Tim is Accounts Payable Manager at Mod Pizza. The Seattle, Washington-based company is committed to being the leading employer for individuals facing barriers to finding employment. 

A 20-year veteran of AP, Tim manages AP and AR for all of MOD’s corporate-owned stores and support centers, overseeing the processing and payment of $422 million in payables annually,  

At MOD, he led the transition of the AP team from a paper-based system to a paperless system, resulting in cost savings, increased efficiency, and improved accuracy. He also contributed to the implementation of a new ERP system. 

Tim’s mission is to grow and learn from other professionals in AP, and he encourages others to get involved in the Northeastern Region IOFM Chapter. 

TBA!
Secretary

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 Treasury Liaisons

Doug Landenburger, SVP

Doug is Director of Treasury Management Services at Northrim Bank, headquartered in Anchorage, Alaska.

Among his other responsibilities, he oversees commercial purchasing card operations, merchant services, and digital solutions.

Doug's 25-year background in AP and P2P provides him with a deep knowledge of AP and its critical role in financial operations. He will share how AP can best partner with Treasury to help meet organizational goals.

Astrid Erdman, AVP

Astrid is AVP, Treasury Management Consultant at Northrim Bank in Fairbanks, Alaska.

She began her banking career in Frankfurt, Germany before joining Northrim. She is a graduate of Northrim’s Management Academy and holds an APS certification with IOFM. She enjoys networking and community-building with other professionals in financial operations.

The Northwest Region Chapter of IOFM is committed to fostering career growth, personal development, and professional excellence within the Account Payable community. We are dedicated to expanding and elevating the role of accounts payable in the industry, advocating for the creation of new opportunities and leadership roles. Through a passion for advancement, innovation, and change, we strive to continuously push the boundaries of our field. 

Our chapter is a dynamic and inclusive network where professionals can come together to share knowledge, support one another, and build meaningful connections that promote growth, collaboration, and success for all members. We are here to empower individuals, enrich careers, and drive the future of accounts payable. 

Come Join Us! 

To join or to register for a meeting, please complete the form on this page or contact: 
Arecka Mather at [email protected] 

Membership Request & Meeting RSVP Form (Practitioners Only)

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