Company lists · Data refreshed November 2026

Top 25 Guardianship administration services worldwide

RevenueBase identified 584 company matches for guardianship administration services worldwide as of November 2026 and tracks 6,870 professional contacts across them, including 936 with verified work emails. The Netherlands is the largest market and Aa the largest hub.

This list covers company matches for guardianship administration services 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 guardianship administration services 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
584Companies
6,870Contacts tracked
936Verified emails
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The 25 largest guardianship administration services worldwide

Ranked by team size
Top 25 of 584 company matches for guardianship administration services 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 matchHarrisonville, MO, United StatesHQ recorded Nov 6, 2026n/a222 contacts →

Exact match

“Guardian and/or Conservator for individuals who can no longer take care of themselves and who have no one else able or willing to accept this responsibility.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchChangé, FranceHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“ATMP 53 est une association qui œuvre au quotidien dans l’accompagnement de personnes protégées et dans leur épanouissement.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNice, FranceHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“ATIAM ASS TUTEL MAJEURS PROTEG is a legal services company based out of 8 AV WALKANAER, Nice, Provencealpescôted’azur, France.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDoral, FL, United StatesHQ recorded Nov 6, 202611-5037 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchAmsterdam, United StatesHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Wij nemen zorgen bij onze cliënten weg op financieel gebied en ten aanzien van hun zorgbelangen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchEde, NetherlandsHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Melse Wassink is een dynamisch en onafhankelijk bureau voor professionele bewindvoering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBoxmeer, NetherlandsHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Bewindvoerderskantoor Kroezen is er voor mensen die niet of onvoldoende zelfredzaam zijn.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchVeendam, NetherlandsHQ recorded Nov 6, 202611-5031 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBourg En Bresse, FranceHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“L’ATMP 01 est une association gérant un Service Mandataire Judiciaire à la Protection des Majeurs (SMJPM).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchConcord, NH, United StatesHQ recorded Nov 6, 202651-20025 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Midland Trust Company is a full-service trust company providing estate administration, customized trust management, and in-house investment management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchArnhem, NetherlandsHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“GSBB staat voor financiële en persoonlijke zorg.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSeattle, WA, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Ohana Fiduciary Corporation is a Washington State chartered trust company and certified professional guardianship agency, and also does business under the name Ohana Financial…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchGlendale, AZ, United StatesHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Coventry, Vernon, and Roberts, LLC fulfills a variety of fiduciary roles, including: guardianships, conservatorships, healthcare and human services advocacy, trustee, and personal…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHoogeveen, NetherlandsHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Omega Beheer is een financiële dienstverlener die inkomens en vermogens van personen beheert.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Midwest Care Management is a team of experienced professionals who help older adults and people with disabilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWaco, TX, United StatesHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“Friends for Life has been helping the elderly and people with disabilities live independently as long as possible since 1989.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Bent u als hulpverleningsinstantie, zorginstelling, familie of particulier op zoek naar een gecertificeerd bewindvoerder, mentor of curator?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchHoogezand, NetherlandsHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Masis treedt op als bewindvoerder, curator en mentor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchZwolle, NetherlandsHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Wij bieden zowel beschermingsbewind, curatele als mentorschap aan.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchFort Worth, TX, United StatesHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Guardianship Services is dedicated to going above and beyond in providing care and hope for at-risk adults in Tarrant County.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAuch, FranceHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“ASSOCIATION TUTELAIRE DU GERS is an individual & family services company based out of 41 RUE JEANNE D ALBRET, Auch, Occitanie, France.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchn/a11-5015 contacts →

Exact match

“Van den Bosse Bewindvoeringen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchGreenwood Village, CO, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Baysore & Christian Fiduciary Services provides a wide range of corporate and personal fiduciary services to the front range area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchAmersfoort, NetherlandsHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Niet iedereen kan voor zichzelf zorgen of zijn of haar geld helemaal zelf beheren.”

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

Showing 25 of 584 guardianship administration services worldwide

See the full list, filter by size, metro and specialty, and access 936 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Guardianship administration services worldwide at a glance

As of Nov 6, 2026
13.6%Verified-email coverage
11.8Average contacts per company
1-10Median size (employees)
1.2%Largest-city concentration · Aa
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
457
11-50
91
51-200
15
201-500
2
501-1,000
2
1,001-5,000
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 guardianship administration services are linked below.
What qualifies
Company records worldwide whose business descriptions match “guardianship administration services” 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 936 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.

Guardianship administration services by location

2 lists · largest first

Every Guardianship administration services 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 “guardianship administration services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many guardianship administration services are there worldwide?

RevenueBase identified 584 company matches for guardianship administration services 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?

Cass County tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most guardianship administration services?

The Netherlands leads with 205 companies, followed by the United States (204). Every guardianship administration services list by country and city is linked on this page.

Which city has the most guardianship administration services?

Aa leads with 7 company records, followed by Amsterdam (5) and Zwolle (5).

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 936 professional contacts with verified work emails tracked across these 584 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.