Accounting Firm

Ayoub, Sidhum CPA Firm

Riverside, California CPA practice handling tax, accounting, bookkeeping and audit work for firms and individuals

Visit Website Get a quoteRequest a demo / quote Write a Review

TrustList summary

Ayoub, Sidhum CPA Firm is an accounting practice in Riverside, California, covering both business and personal tax. Its accountants bring more than 35 years of combined experience and work with clients across the Inland Empire, Orange County and Los Angeles.

What Ayoub, Sidhum CPA Firm offers

Tax preparation and compliance: business and individual returns, including estate and trust tax.
Tax planning and consulting: advice on keeping a business's tax position efficient.
Accounting and bookkeeping: write-up services, payroll and QuickBooks management.
Audit and assurance: audit services plus representation in IRS audits.
Entity formation: help setting up new business structures.

Clients

Small businesses such as clinics and LLCs or corporations, as well as individual taxpayers, mainly in Riverside and Orange County.

Key facts

Based in: Riverside, California
Experience: over 35 years combined
Service area: Inland Empire, Orange County and Los Angeles

Summary written by TrustList from the business's own published information, Sep 2026.

Gallery

2 images - click to enlarge

Categories & features

Rankings

Ayoub, Sidhum CPA Firm is ranked on 1 TrustList ranking at #22.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. Ayoub, Sidhum CPA Firm has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

Accounting firm · 1 ranking

#22of 94
Tax planning
It is one of 4 here listing budgeting and one of 48 here listing accounting.
Its profile: “- Tax planning and consulting: advice on keeping a business's tax position efficient.”
Of the top 68 here, 67 also cover tax and 48 also cover accounting; 2 also work in New Jersey and 2 also work in New York.
Behind Adachi Financial Services, ahead of Bacon & Gendreau Tax Preparation.

As of 2026-10-31. Organic ranks only; sponsored placements are never ranks. How TrustList ranks