Wallace, Plese + Dreher, LLP is an Arizona CPA and accounting firm based in Chandler, with additional office presence in Scottsdale. The firm describes its work as practical guidance for Arizona business owners, covering accounting, tax, audit, assurance, and business services for companies at different stages of growth.

Its listed services include tax services, audit and assurance, client advisory services, consulting, estate and trust tax planning, mergers and acquisitions, international tax services, employee benefit plan audits, and R&D tax credits. The firm also identifies industry experience across construction, health care and medical, manufacturing, real estate, technology, nonprofit, and wholesale distribution.

Founded in 1996 by Scott T. Wallace, CPA, Anthony J. Plese, CPA, and Mark R. Dreher, CPA, WP+D notes that it has grown from three people to more than 60 employees while continuing to focus on client service, leadership, and employee engagement.