About Tricia Delles, CPA

Since 2002 Tricia has focused exclusively on nonprofits, with a specific focus on smaller and mid-sized organizations. She has worked as an auditor, tax preparer, finance director and consultant. Tricia loves helping organizations establish and maintain the financial structures necessary to achieve long-term success.

  • Married to Jason and mom to Ethan, Olivia, and Jackson
  • Also mom to Charlie (goofy goldendoodle), Kitster, and Catster (fierce felines) – Kitster often joins in on video calls!
  • Loves to travel (but hates to fly)
  • Member of the Washington Society of Certified Public Accountants

Tricia Delles, CPA

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Abby Warren

Abby is a QBO Certified ProAdvisor bookkeeper specializing in nonprofits. She likes to be behind-the-scenes, making sure the bookkeeping is on track and organized so that organizations can focus on the important work of achieving their mission goal!

  • Shares home with her partner, Dylan, and their two cats, Jack and Jill

  • Avid crocheter

  • Jack and Jill are avid yarn unravellers and work-in-progress sitters

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Rachael Garrett has been a bookkeeper for many years and loves nothing more than when the books are clean and the accounts are reconciled. She enjoys challenges, new software and finding solutions that enable clients to understand their bookkeeping. Her initial nonprofit work came through a position with a travel company which supported nonprofit organizations all over the world.

  • Travel is a passion as well as baking and knitting.
  • Two teens and her husband keep her busy with Jazz festival chaperoning, STEM and soccer activities, and summer hiking.
  • Her faithful blue heeler Goose is probably asleep at her feet right at this moment.
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Rachael Garrett

What Our Clients Say

"I have known Tricia for many years in my role as CEO at WithinReach, a WA State not-for-profit organization. Tricia is an incredible asset to our organization.  She is intelligent, professional, and collaborative.  As our consulting CPA, the Board, staff and I depend on her knowledge, expertise and wise counsel. Best of all, Tricia is a joy to work with as she is thoughtful and highly dependable."

Kay Knox


"I have been President/CEO of six nonprofit organizations and a Board Member on several NP Boards, and I honestly think Tricia is a ROCKSTAR! Tricia has acted as our consulting CPA, and assisted Auburn Valley Humane Society in monthly oversight and annual audit prep for the past three years. I would not have been able to audit our organization without her assistance."

Phil Morgan


"Tricia has served as the consulting CPA for our non-profit for the last seven years, and has an intricate knowledge of finance and budgeting. Her guidance has been indispensable as we navigate monthly budget & expenditure reports, yearly reviews and audits, and account reconciliation. Tricia offers thought partnership on changes to our financial structure and budget. I recommend her highly!"

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Cari Morales

Operations Director

"I am thrilled to recommend Tricia Delles, CPA extraordinaire! We have worked with Tricia since September 2022 and absolutely adore her!"


Aja Osita

Executive Director