Company lists · Data refreshed November 2026

Top 25 Complaint management companies worldwide

RevenueBase identified 142 company matches for complaint management companies worldwide as of November 2026 and tracks 1,974 professional contacts across them, including 215 with verified work emails. The United Kingdom is the largest market and London the largest hub.

This list covers company matches for complaint management companies 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 November 6, 2026. Country and city lists for complaint management companies 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 Nov 6, 2026 How this list was built
142Companies
1,974Contacts tracked
215Verified emails
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The 25 largest complaint management companies worldwide

Ranked by team size
Top 25 of 142 company matches for complaint management companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchMumbai, IndiaHQ recorded Nov 6, 202651-200131 contacts →

Exact match

“Built for the connected world, HAWK is a new-age Customer Experience agency focused on ORM, Listening, and Customer Support.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLelystad, NetherlandsHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“Quasir Klachtenbemiddeling detacheert onafhankelijke klachtenbemiddelaars bij zorginstellingen door heel Nederland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAnkara, TürkiyeHQ recorded Nov 6, 202611-5052 contacts →

Exact match

“Çözüm için: Şikayetvar” mottosuyla 2001 yılında kurulan ve müşteriler ile markalar arasında köprü görevi üstlenen bir çözüm platformu olan Sikayetvar.com, fayda tabanlı pek çok…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchFareham, United KingdomHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“THE FAIR TRADE PRACTICE – THE CLAIMS MANAGEMENT SPECIALIST WITH A DIFFERENCE We have experienced unprecedented success and growth due to our ethical approach in helping clients…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCaba, IndiaHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“En Resguarda ayudamos a las organizaciones a gestionar denuncias internas de forma profesional, confidencial y estratégica, para prevenir riesgos y tomar mejores decisiones.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDes Plaines, FL, United StatesHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“About D&A Services, LLC objective is to provide all aspects of customer service and compliant collection remedies while providing a quality experience for all people that come in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“We help enterprise organisations and SMEs move their claims and complaints handling into the future Claims and complaints are everywhere and most organisations with a retail…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGorinchem, NetherlandsHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Het CBKZ staat voor een deskundige en onafhankelijke afwikkeling van klachten binnen zorgorganisaties.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Resolver is the UK’s largest independent service that helps consumers raise and resolve issues with organisations for free.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchFlorianópolis, BrazilHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Com mais de 20 anos de experiência, auxiliamos médias e grandes empresas a transformar o relacionamento com clientes, fornecedores e colaboradores.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchTarzana, NJ, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Founded in 1981, Jonathan Neil & Associates (JNA) has been providing Receivable Management Services for three decades.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchVerona, IrelandHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“One Sky Solutions (OSS) provides a comprehensive consumer complaints management service, which increases efficiency, reduces costs for our clients, and improves customer loyalty.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchParis, FranceHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“L'AMARC rassemble près de 350 entreprises autour d'une ambition : « transformer le pépin en pépite »!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchEdinburgh, United KingdomHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“CAS Ltd is an employee-owned technology company based in Edinburgh, Scotland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBilbao-bilbo, SpainHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Reclamamos judicialmente indemnizaciones a aerolíneas y bancos: retrasos, cancelaciones, cláusula suelo, gastos hipotecarios, tarjetas revolving, etc, sin ningún riesgo para el…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Consumer advocacy firm specializing in writing consumer complaint letters that get results.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMilton Keynes, United KingdomHQ recorded Nov 6, 202651-2009 contacts →

Exact match

“DDRT has a wealth of experience in customer service support and complaint handling.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchPreston, AustraliaHQ recorded Nov 6, 202611-507 contacts →

Exact match

“We’re Causia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSint-oedenrode, NetherlandsHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Quality customer contact is an essential part of your customer's journey.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPiracicaba, BrazilHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Empresa especializada em prospecção outbound B2B e gestão de ouvidoria.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSao Paulo, BrazilHQ recorded Nov 6, 20261-104 contacts →

Exact match

“A Pontual Juris é especializada em gestão de correspondentes jurídicos para demandas das reclamações dos consumidores tanto no âmbito administrativo como jurídico.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchScottsdale, AZ, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Customer Service and Complaint Management Software Lynk Software is a privately held software company founded by Roy Kingsley in 1970 and located in Scottsdale, Arizona.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchStockport, United KingdomHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Return My Money is a trading name of Pinpoint (Call Solutions) Limited which is Authorised and Regulated by the Financial Conduct Authority in respect of Regulated Claims…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSydney, AustraliaHQ recorded Nov 6, 20261-103 contacts →

Exact match

“At nTrustus, we transform complaints into growth opportunities through our user-friendly digital platform.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCardiff | London, United KingdomHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Complaints against your firm are often unfair and disproportionate, but you don’t have to handle them alone.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 142 complaint management companies worldwide

See the full list, filter by size, metro and specialty, and access 215 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Complaint management companies worldwide at a glance

As of Nov 6, 2026
10.9%Verified-email coverage
13.9Average contacts per company
1-10Median size (employees)
3.5%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
82
11-50
36
51-200
14
201-500
2
1,001-5,000
4
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 complaint management companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “complaint management companies” 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 215 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 November 6, 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.

Complaint management companies by location

1 lists · largest first

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

Countries

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 “complaint management companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many complaint management companies are there worldwide?

RevenueBase identified 142 company matches for complaint management companies worldwide as of November 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?

Hawk Gozoop Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most complaint management companies?

The United Kingdom leads with 25 companies. Every complaint management companies list by country and city is linked on this page.

Which city has the most complaint management companies?

London leads with 5 company records, followed by Sao Paulo (5) and Glasgow (4).

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 215 professional contacts with verified work emails tracked across these 142 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 November 6, 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.