About Us

About the Chris W. Johnston, CPA Firm

Your most valuable business asset may be the accounting services you receive. Whether your business needs are simple or complex, Chris W. Johnston, CPA, and staff can help. They have the full working knowledge of tax and accounting to serve all your accounting needs from tax planning to financial accounting to long-term planning.

Whether business today is good or bad, the plain truth is: It Can Always Get Better. But in order to improve your business, you need to make one key decision now. You need to choose an accountant and financial advisor to help assess current profitability and plan for the future. You need an accountant who can offer you continuity as you grow and who has the foresight to help you achieve your business plan objectives and goals.

Certificates & Licensure

  • Certified Public Accountant (CPA), State of California, 1993
  • Certified Management Accountant (CMA), State of California, 1998
  • Certified in Financial Management (CFM), State of California, 1998


  • AICPA (American Institute of Certified Public Accountants)
  • Tax Section of AICPA
  • California Society of Certified Public Accountants
  • Business Valuation and Forensic and Litigation Services Section of AICPA

Chris W. Johnston

Chris W. Johnston, CPAChris W. Johnston has extensive experience in tax services, auditing, financial consulting, cost analysis, business services, trust and estate planning and tax preparation, and business evaluations. Among his industry experience are manufacturing and construction accounting, retail and food service, contracting, real estate, wholesale distributors, and professional services.

He graduated from San Diego State University in 1990 in Business Administration with emphasis in Accounting and Finance and earned his MBA from California State University Long Beach in 2002. He began his career at Deloitte and Touche, CPA’s and in the private sector prior to beginning his CPA practice. To broaden his financial and business management background beyond public accounting, Chris obtained certifications in Management Accounting and Financial Management and later received his Masters of Business Administration.

Diana Orlando

Diana OrlandoWith over 7 years experience and recently having passed her Enrolled Agent Exam, Diana Orlando brings a wealth of experience to the firm. Coupled with her communication skills, she takes the extra time and a hands on approach to ensure all clients needs are met.

Diana is also involved with Soroptimist International and has completed an impressive 10 walks for the Avon Walk for Breast Cancer. She is also involved with the City of Dana Point City Council and a member of the Traffic Improvement Subcommittee.