Company lists · Data refreshed September 2026

Top 25 Tax appeal appraisers worldwide

RevenueBase identified 1,459 company matches for tax appeal appraisers worldwide as of September 2026 and tracks 10,977 professional contacts across them, including 4,062 with verified work emails. The United States is the largest market and Chicago the largest hub.

This list covers company matches for tax appeal appraisers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 22, 2026. Country and city lists for tax appeal appraisers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 22, 2026 How this list was built
1,459Companies
10,977Contacts tracked
4,062Verified emails
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The 25 largest tax appeal appraisers worldwide

Ranked by team size
Top 25 of 1,459 company matches for tax appeal appraisers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20265,001-10,000790 contacts →

Exact match

“For nearly 100 years, Duff & Phelps helped clients make confident decisions in the areas of valuation, real estate, taxation and transfer pricing, disputes, M&A advisory and other…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchDallas, TX, United StatesHQ recorded Sep 22, 2026501-1,000699 contacts →

Exact match

“BBG is a nationally recognized valuation and assessment firm with a reputation for personal attention, deep industry experience, and a proactive approach to meet client deadlines.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchArlington, TX, United StatesHQ recorded Sep 22, 2026n/a392 contacts →

Exact match

“Founded in 2008, Ola Tax has extensive experience specifically appealing property taxes.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchAcumentis, AustraliaHQ recorded Sep 22, 2026201-500249 contacts →

Exact match

“Acumentis is Australia’s only professional property and business valuation and advisory services firm listed on the Australian Stock Exchange.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchHouston, TX, United StatesHQ recorded Sep 22, 2026501-1,000238 contacts →

Exact match

“The Harris Central Appraisal District appraises taxable property for the county, cities, school districts, and more than 300 special districts such as MUDs that levy property…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchHouston, United StatesHQ recorded Sep 22, 202651-200235 contacts →

Exact match

“In business since 1974, we have the resources and unparalleled market expertise to provide you with all of your real estate valuation and consulting needs.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchDallas, TX, United StatesHQ recorded Sep 22, 2026201-500224 contacts →

Exact match

“In operation since 1978, KE Andrews is one of the largest state and local tax firms in the country, managing over $500 billion in assets.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchSan Juan De Alicante, SpainHQ recorded Sep 22, 202651-200150 contacts →

Exact match

“EUROVAL, marca y denominación comercial de Eurovaloraciones, S.A, es una Sociedad de referencia en el sector español de la Tasación y una de las firmas independientes con más…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchSan Antonio, TX, United StatesHQ recorded Sep 22, 202651-200111 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchFort Worth, TX, United StatesHQ recorded Sep 22, 202651-200101 contacts →

Exact match

“P&A provides comprehensive valuation and IT consulting services for ad valorem (property) tax purposes.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchMelville, NY, United StatesHQ recorded Sep 22, 202651-20092 contacts →

Exact match

“For more than 75 years, Joseph J.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchDallas, TX, United StatesHQ recorded Sep 22, 202651-20089 contacts →

Exact match

“Tax Advisors Group (TAG) is a leading National property tax consulting firm that specializes in minimizing property taxes.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchIstanbul, TürkiyeHQ recorded Sep 22, 202651-20089 contacts →

Exact match

“Harmoni Gayrimenkul Değerleme Ve Danışmanlık A.Ş; 13 Temmuz 2007 tarihinde gayrimenkule ilişkin, yatırım danışmanlığı, fizibilite çalışması, proje değerleme ve geliştirme…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchLas Vegas, NV, United StatesHQ recorded Sep 22, 202651-20088 contacts →

Exact match

“LOGIC Commercial Real Estate is a full-service firm specializing in Brokerage, Property Management, Property Tax Appeal, and Development Services.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchChicago, IL, United StatesHQ recorded Sep 22, 202651-20085 contacts →

Exact match

“Flanagan Bilton is the country’s premier Commercial Property Tax Advisory Company and our services include Commercial Property Tax Advisory, Legal Services, and a Breakthrough…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchIrving, TX, United StatesHQ recorded Sep 22, 202651-20082 contacts →

Exact match

“Lowery Property Advisors is a full-service, tech-enabled commercial real estate appraisal and advisory firm specializing in comprehensive commercial property valuation and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchOverland Park, KS, United StatesHQ recorded Sep 22, 202651-20080 contacts →

Exact match

“Property Valuation Services is a boutique property tax consulting firm, specializing in the reduction of property tax liability for our clients.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchOmaha, United StatesHQ recorded Sep 22, 202611-5075 contacts →

Exact match

“Mitchell & Associates, Inc, began in 1946 as R.F.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchDubai, United Arab EmiratesHQ recorded Sep 22, 202611-5073 contacts →

Exact match

“Windmills is a leading asset valuation, building consulting, and management advisory services group in the United Arab Emirates.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchElgin, IL, United StatesHQ recorded Sep 22, 202651-20068 contacts →

Exact match

“We understand that searching for the right property tax firm can be a hassle.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchChesterfield, MO, United StatesHQ recorded Sep 22, 202611-5061 contacts →

Exact match

“The Joseph C.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchAustin, TX, United StatesHQ recorded Sep 22, 202651-20054 contacts →

Exact match

“Since 1983, Popp Hutcheson PLLC has devoted 100 percent of its practice to representing property owners for the purpose of reducing their property tax liability.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchSan Isidro, PeruHQ recorded Sep 22, 202651-20053 contacts →

Exact match

“TINSA, empresa perteneciente al Grupo Cinven, con sede central en la ciudad de Madrid en España.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchBurlington, ON, CanadaHQ recorded Sep 22, 202611-5052 contacts →

Exact match

“Antec Appraisal Group is a leader in providing real estate valuation and consulting services in Southern Ontario.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchWarsaw, PolandHQ recorded Sep 22, 202651-20048 contacts →

Exact match

“Emmerson Evaluation Sp.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 1,459 tax appeal appraisers worldwide

See the full list, filter by size, metro and specialty, and access 4,062 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax appeal appraisers worldwide at a glance

As of Sep 22, 2026
37.0%Verified-email coverage
7.5Average contacts per company
1-10Median size (employees)
2.5%Largest-city concentration · Chicago
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
990
11-50
371
51-200
74
201-500
10
501-1,000
4
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for tax appeal appraisers are linked below.
What qualifies
Company records worldwide whose business descriptions match “tax appeal appraisers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 4,062 professional contacts with verified work emails across the full matched dataset. 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 22, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Tax appeal appraisers by location

8 lists · largest first

Every Tax appeal appraisers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “tax appeal appraisers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax appeal appraisers are there worldwide?

RevenueBase identified 1,459 company matches for tax appeal appraisers worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Duff & Phelps tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most tax appeal appraisers?

The United States leads with 664 companies, followed by Canada (66) and Germany (64). Every tax appeal appraisers list by country and city is linked on this page.

Which city has the most tax appeal appraisers?

Chicago leads with 36 company records, followed by Houston (30) and Dallas (27).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 4,062 professional contacts with verified work emails tracked across these 1,459 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 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 SmartSearch, 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.