Robert J. Callanan, CPA

Robert Callanan, CPA

Audit and Assurance Partner

714-978-1300 |

An Audit and Assurance Partner at White Nelson Diehl Evans LLP, Bob began working in the accounting field in 1988 and has spent the majority of his career with the Firm. He specializes in audit, assurance and consulting services for governmental agencies, such as cities and special districts, and non-profit organizations. He also provides tax consulting services to partnerships, limited liability partnerships, limited liability companies, and individuals.

Bob is married with three children. He enjoys participating in all kinds of sports, including softball and golf. He also enjoys traveling around the country and the world.


Technical and Service Expertise:

  • Assurance and consulting services for governmental agencies and non-profit organizations
  • Technical reviewer for the Government Finance Officers Association (GFOA) Certificate for Excellence in Financial Reporting Program
  • Tax consulting services for individuals and pass through entities

Industry Expertise:

  • Government
  • Nonprofits
  • Real Estate

Professional Affiliations:

  • GFOA
  • CalCPA
  • Governmental Auditing and Accounting State Committee
    California Committee on Municipal Accounting


Aquinas College, Grand Rapids Michigan

  • Bachelor of Arts – Business Administration
  • Bachelor of Science – Accounting