Your Arizona Accounting Firm

Helping Clients and Creating Arizona Leaders

Our practical guidance and advice sustains and grows Arizona businesses. Accounting, tax, audit, assurance, and business services build strategies for all business stages, help companies grow, and develop future leaders at the same time.

Our Partners + People

Our leadership fosters trust and belonging, shaping and defining WP+D’s culture. Our people say we are flexible, positive, supportive, people-focused, and respectful. We have diverse backgrounds and possess a wide-range of technical skills.

See All Our People


Shape your professional development and define your career at Wallace Plese + Dreher (WP+D).

We invite you to join our team.

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Named 2023 Regional Leader, Southwest Region, Wallace Plese + Dreher is among the top local firms by revenue. “Accounting Today’s Regional Leaders are the best-performing local and regional accounting firms in the country. They represent the most dynamic tax and accounting practices in the profession, and are truly the firms of the future,” stated Daniel Hood, Editor-in-Chief, Accounting Today.

2021 Forbes Accounting FirmWallace Plese + Dreher was awarded and recognized on the Forbes list of 2021 America’s Best Tax and Accounting Firms. In total, 250 companies were awarded the title of America’s Best Tax Firm 2021 and 200 companies were awarded the title of America’s Best Accounting Firm 2021. Wallace Plese + Dreher was awarded titles in both accounting and tax.

Wallace Plese + Dreher named as an Arizona Top Workplace for 2021-2023 and recognized as a people-first culture. The award was based on employee feedback and surveyed specific areas: workplace flexibility, compensation, benefits, leadership, and training. As a Top Workplace, employees feel their work has meaning and they are more productive, happy, healthy, and engaged. Employees surveyed described the Firm’s culture as flexible, inclusive, professional, cooperative, motivating, collaborative, accommodating, and friendly.

For multiple years, Wallace Plese + Dreher has been recognized as the No. 1 Accounting Firm by Ranking Arizona. Companies that earn this ranking represent the top Arizona businesses. How does Ranking Arizona rank businesses? Voters base their opinions on quality of service and confidence in people delivering client services. More than 20,000 businesses are ranked and over 3 million votes cast.

Accountants Who Care
WP+D builds the right kind of trust.

What do clients and business associates say about us? They tell us we are approachable, creative, honest, reliable, truthful, experienced, intellectual, knowledgeable, leaders, and professional.

Need Guidance and Help?
If you need advice, give us a call and we will be happy to discuss your situation.