Company lists · Data refreshed September 2026

Top 23 Accounting companies for real estate companies based in Irvine, United States

RevenueBase identified 28 accounting companies for real estate companies headquartered in Irvine, United States as of September 2026 and tracks 549 professional contacts across them, including 292 with verified work emails. Across the United States, New York is the largest hub for this category (168 companies); Irvine has 28.

This list covers accounting companies for real estate companies headquartered in Irvine, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 30, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 30, 2026 86% judged on-target in blind review
28Companies
549Contacts tracked
292Verified emails
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The 23 largest accounting companies for real estate companies based in Irvine, United States

Ranked by team size
Top 23 of 28 accounting companies for real estate companies based in Irvine, United States, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to accounting companies for real estate companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 202651-200133 contacts →

Partial evidence

“Haskell & White LLP is one of the largest independently owned accounting, auditing and tax consulting firms in Southern California, specializing in servicing public and private…”

Source: RevenueBase Database · checked Sep 30, 2026
2Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 202651-20093 contacts →

Partial evidence

“We are a full service mezzanine accounting firm that provides an atmosphere where people can flourish in their careers, while at the same time, being able to have meaningful…”

Source: RevenueBase Database · checked Sep 30, 2026
3Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 2026501-1,00084 contacts →

Partial evidence

“Squar Milner is one of the nation’s 40 largest accounting firms as well as one of the largest independent accounting and advisory firms in California.”

Source: RevenueBase Database · checked Sep 30, 2026
4Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 202651-20059 contacts →

Partial evidence

“RJI CPAs is a full-service accounting and consulting firm based in Irvine, California.”

Source: RevenueBase Database · checked Sep 30, 2026
5Indirect evidenceIrvine, CA, United StatesHQ checked Sep 30, 202611-5044 contacts →

Indirect evidence

“Our purpose is to add value to the business of our clientele through transactional specific and organizational business advisory services.”

Source: RevenueBase Database · checked Sep 30, 2026
6Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 20261-1023 contacts →

Partial evidence

“We are no ordinary accounting firm.”

Source: RevenueBase Database · checked Sep 30, 2026
7Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 202651-20021 contacts →

Partial evidence

“White Nelson Diehl Evans LLP is a full-service accounting firm that prides itself on delivering personal service while supporting your most demanding global needs.”

Source: RevenueBase Database · checked Sep 30, 2026
8Indirect evidenceIrvine, United StatesHQ checked Sep 30, 202611-5019 contacts →

Indirect evidence

“Developers Research provides land owners, investors, developers and builders with comprehensive financial evaluation services on all types of property from individual projects and…”

Source: RevenueBase Database · checked Sep 30, 2026
9Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 202611-5014 contacts →

Partial evidence

“AFPS LLP is an independently owned tax, accounting, and auditing consulting firm located in Irvine, California and is recognized throughout Orange County as a leading authority in…”

Source: RevenueBase Database · checked Sep 30, 2026
10Indirect evidenceIrvine, CA, United StatesHQ checked Sep 30, 202651-20011 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
11Indirect evidenceIrvine, CA, United StatesHQ checked Sep 30, 202611-509 contacts →

Indirect evidence

“At Areté Advisors, we believe every client deserves expert financial guidance, not just at tax time, but throughout every stage of their business and personal financial journey.”

Source: RevenueBase Database · checked Sep 30, 2026
12Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 202611-507 contacts →

Partial evidence

“NI TAX & ACCOUNTING is a full service accounting firm serving the Orange County at Southern California.”

Source: RevenueBase Database · checked Sep 30, 2026
13Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 202611-505 contacts →

Partial evidence

“Harris Greene LLP is an accounting company based out of United States.”

Source: RevenueBase Database · checked Sep 30, 2026
14Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 20261-103 contacts →

Partial evidence

“Valuation Services and Consultations for all real property types.”

Source: RevenueBase Database · checked Sep 30, 2026
15Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 20261-103 contacts →

Partial evidence

“Welcome to Mccullough Financial, which provides comprehensive Tax and Accounting services in Orange County.”

Source: RevenueBase Database · checked Sep 30, 2026
16Indirect evidenceIrvine, CA, United StatesHQ checked Sep 30, 202611-502 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
17Strong evidenceIrvine, CA, United StatesHQ checked Sep 30, 20261-102 contacts →

Strong evidence

“Established in 1981, Joseph Martelli Real Estate Investments, Inc.”

Source: RevenueBase Database · checked Sep 30, 2026
18Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 202611-502 contacts →

Partial evidence

“HBLA CPAs is an accounting firm dedicated to “making your business more valuable.” This is accomplished by developing close working relationships with business owners and…”

Source: RevenueBase Database · checked Sep 30, 2026
19Strong evidenceIrvine, CA, United StatesHQ checked Sep 30, 202611-502 contacts →

Strong evidence

“The creation of EdgeCore Real Estate Group evolved from our decades of professional experience as landlords of high-quality commercial real estate assets in Southern California.”

Source: RevenueBase Database · checked Sep 30, 2026
20Indirect evidenceIrvine, CA, United StatesHQ checked Sep 30, 20261-102 contacts →

Indirect evidence

“All accountants are not created equal.”

Source: RevenueBase Database · checked Sep 30, 2026
21Indirect evidenceIrvine, CA, United StatesHQ checked Sep 30, 20261-101 contacts →

Indirect evidence

“Founded in 1996, J.W.”

Source: RevenueBase Database · checked Sep 30, 2026
22Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 20261-101 contacts →

Partial evidence

“Financial services firm working primarily in the areas of individual and small business tax planning and preparation as well as small business accounting and financial reporting.”

Source: RevenueBase Database · checked Sep 30, 2026
23Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 20261-101 contacts →

Partial evidence

“Welcome to Indirect Tax Advisors, where we provide top-notch professional services to meet all your accounting and tax needs.”

Source: RevenueBase Database · checked Sep 30, 2026

Showing 23 of 28 accounting companies for real estate companies based in Irvine, United States

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Accounting companies for real estate companies based in Irvine, United States at a glance

As of Sep 30, 2026
53.2%Verified-email coverage
19.6Average contacts per company
11-50Median size (employees)
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
13
11-50
9
51-200
5
501-1,000
1

Email recency for this list is measured across the whole United States list rather than for Irvine, so it is reported there. Company counts and contact totals on this page are exact for Irvine, over 28 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among accounting companies for real estate companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Irvine, United States whose own description of what they do matches “accounting companies for real estate companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names accounting companies for real estate companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among accounting companies for real estate companies, and records with no verified work email. Companies headquartered outside Irvine are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 292 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 30, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names accounting companies for real estate companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many accounting companies for real estate companies are there based in Irvine, United States?

RevenueBase identified 28 accounting companies for real estate companies headquartered in Irvine, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Haskell & White LLP, headquartered in Irvine, tops this list with the largest team on record.

Which city in the United States has the most accounting companies for real estate companies?

New York leads the United States with 168 headquartered companies, followed by Houston (96) and Los Angeles (92). Irvine has 28.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 292 verified decision-maker contacts tracked across these 28 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 30, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.