IRS Enrolled Agent  ·  Pomona, California

Diamonds Tax

Looking for tax help? You're in the right place.

Personalized, high-quality tax preparation, accounting, and IRS representation — built on trust, precision, and 16+ years of real experience.

Authorized to represent taxpayers before the IRS in all 50 states.

16+
Years Experience
50
States Served
100s
IRS Audits Handled
EA
Highest IRS Credential

What we do

Tax expertise, personalized to you

From personal returns to audits, bookkeeping, and payroll, you get experienced, one-on-one guidance every step of the way.

Individual Tax Preparation

Accurate, maximized personal returns — filed with care and explained in plain language so you always know where you stand.

Business Tax & Accounting

Tax planning, preparation, and accounting support for small businesses and the self-employed, year-round.

Bookkeeping & Payroll

Reliable bookkeeping and payroll processing that keeps your records clean and your team paid accurately and on time.

Trust & Non-Profit Returns

Specialized return preparation for trusts, estates, and non-profit organizations — handled with care and full compliance in mind.

IRS Audit Representation

Full representation before the IRS in all 50 states — with someone who knows exactly what auditors look for on your side.

Sales Tax Audit

Guidance and representation through state sales tax audits — we help you prepare, respond, and resolve with confidence.

Tax Notice Resolution

Received a letter from the IRS? We resolve notices and back-tax matters efficiently and put your mind at ease.

Client experiences

Trusted by clients across the country

★★★★★ 4.8 out of 5 · 161 Google reviews
★★★★★

“I had an excellent experience with Dalia and the Diamonds office. The team was professional, knowledgeable, and very efficient — they handled my tax filing smoothly and answered all my questions clearly. Organized, stress-free, and highly recommended!”

Nashmi Alaeddin
Google Review
★★★★★

“I highly recommend Diamonds for anyone looking for a trustworthy and skilled accountant. Dalia is honest, extremely knowledgeable, and makes the whole tax filing process so easy. Truly amazing — professional, reliable, and friendly. You won’t be disappointed!”

Sara Eltahlawy
Google Review
★★★★★

“I cannot recommend Dalia enough. She’s incredibly personable and professional, and it’s clear she truly has her clients’ best interests at heart. No pressure — just honest guidance that makes the entire process feel stress-free.”

ClauSilv Guerra
Google Review

Get in touch

Visit, call, or book online

Office
3074 W. Temple Ave
Pomona, CA 91766
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