Welcome to Ayoub & Associates, elite California Certified Public Accountants, where we promise our clients fast answers, professional advice as well as personal support. We offer a full range of accounting, tax, financial services and consulting services designed to meet your business needs. We extent our services to Los Angeles, Riverside, San Bernardino, San Diego, CA and beyond.

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  • Healthcare - doctors, dentists, physical therapists.
  • Professional Services - architects, law firms, technology, consulting companies.
  • Consumer Services - including retailers, insurance, catering, recreation, electricians, plumbers, painters.
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Why Choose our Accounting and CPA Firm?

Riverside CPA | Ayoub and Associate | Tax services

Ayoub & Associates CPA firm is a full-service Corona and Riverside accounting, tax planning, tax preparation and business advisory firm. We partner with you to identify the goals and objectives you have for your business and work with you to achieve those goals.

We strive to develop a long-term relationship built on trust and mutual respect. By providing financial and operational leadership, guidance and advice we can assist you in increasing your income and improving your quality of life.


  • Up to date knowledge with new tax laws
  • Customer satisfaction is our #1 priority
  • 27 years of combined experience and wealth of knowledge
  • Integrity and quality of our work
  • Utilizing the latest technology
  • Professional accounting services at reasonable cost
  • We are Commitment to Excellence
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Our Offices

Corona Office
4218 Green River Rd
Corona, CA 92880

Tel: (951) 273-9090
Fax: (951) 848-0660

Torrance Office

3655 Torrance Blvd. 3rd Floor
Torrance, CA 90503

Tel: (310) 792-3700
Fax: (310) 362-0429

Irvine Office
7700 Irvine Center Drive, 8th Flr
Irvine, CA 92618

Tel: (949) 484-9302