Company lists · Data refreshed September 2026
Top 25 Volunteer abroad operators worldwide
RevenueBase identified 852 volunteer abroad operators worldwide as of September 2026 and tracks 20,088 professional contacts across them, including 3,433 with verified work emails. The United States is the largest market and London the largest hub.
This list covers volunteer abroad operators worldwide, 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 22, 2026. Country and city lists for volunteer abroad operators follow the table.
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.
The 25 largest volunteer abroad operators worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 851 contacts → | ||||
Indirect evidence “Founded by two Aussie backpackers in 1979, we started with mullets and a mission, to create affordable adventures for awesome humans.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 2 | 536 contacts → | ||||
Indirect evidence “A CI Intercâmbio e Viagem foi criada em 1988, em São Paulo.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 3 | 331 contacts → | ||||
Partial evidence “Team Everest is one of the biggest youth-run NGO in India with Volunteers.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 4 | 286 contacts → | ||||
Indirect evidence “When you travel with us, you’ll connect with different cultures and become a global citizen.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 5 | 278 contacts → | ||||
Indirect evidence “GVI is an award-winning social enterprise that runs high-impact conservation and community development programs in extraordinary locations across the world.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 6 | 210 contacts → | ||||
Partial evidence “Founded in 2003, Maximo Nivel is a leading organization in study abroad and educational travel.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 7 | 190 contacts → | ||||
Indirect evidence “Revisited Peace Corp with Peace Corp Morocco” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 8 | 189 contacts → | ||||
Partial evidence “Founded in 1965, Amigos de las Américas (AMIGOS) is a nonprofit organization that provides authentic volunteer and immersion programs across the Americas for young people ages 13…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 9 | 185 contacts → | ||||
Partial evidence “Sprachcaffe Languages PLUS is one of the leading organizers of language courses abroad.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 10 | 180 contacts → | ||||
Partial evidence “Intrax is a global multi-brand organization that provides high-quality educational, work, travel, and volunteer programs that connect people and cultures and prepare students to…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 11 | 158 contacts → | ||||
Indirect evidence “A leader for 75 years, AVI is an Australian not-for-profit organisation committed to achieving economic and social development outcomes across the Pacific, Asia and Africa.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 12 | 156 contacts → | ||||
Indirect evidence “Rustic Pathways is an educational travel company founded in 1983 that operates supervised group programs for students ages 14–18 across 38+ destination countries.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 13 | 149 contacts → | ||||
Indirect evidence “Camps International is a social enterprise which runs educational and impactful expeditions for school groups.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 14 | 131 contacts → | ||||
Indirect evidence “For over 40 years, our mission has been to inspire and mobilise young individuals to become active global citizens.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 15 | 119 contacts → | ||||
Indirect evidence “International Language Programs in a non-profit organization based out of Orem, Utah with a mission to enrich the lives of children around the world, the communities they live in…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 16 | 114 contacts → | ||||
Indirect evidence “Nomade Aventure fait partie du groupe Voyageurs du Monde.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 17 | 108 contacts → | ||||
Indirect evidence “Au service des plus pauvres en Afrique, Asie, Amérique latine et Europe, Fidesco est une ONG de solidarité internationale.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 18 | 88 contacts → | ||||
Strong evidence “Founded in 1962, Volunteer Service Abroad (VSA) is New Zealand's largest and most experienced volunteering agency working in international development.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 19 | 86 contacts → | ||||
Indirect evidence “Wir sind Europas führender Veranstalter für betreute Jugendreisen und seit 44 Jahren erfolgreich unterwegs.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 20 | 83 contacts → | ||||
Indirect evidence “Gebeco - the epitome of travel We are one of the leading organizers of study and adventure trips.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 21 | 76 contacts → | ||||
Partial evidence “International Volunteer HQ (IVHQ) brings people together from all walks of life to make a difference on the adventure of a lifetime.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 22 | 71 contacts → | ||||
Indirect evidence “At Smaller Earth, we are the work and travel experts.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 23 | 69 contacts → | ||||
Partial evidence “Giocamondo, Tour Operator nato nel 2004, dedica la sua attività alla realizzazione di vacanze per ragazzi e Senior e promuove servizi turistici d’eccellenza.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 24 | 64 contacts → | ||||
Indirect evidence “Happy Travels is Australias fastest growing backpacker & youth travel network with almost 50 branches across Australia and New Zealand.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 25 | 63 contacts → | ||||
Partial evidence “TruTravels are a social adventure specialist and tour operator offering life-changing group travel experiences in Europe, Asia, Africa & Latin America designed specifically for…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: volunteer abroad operators. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names volunteer abroad operators.
- Partial evidence
- Its own public description names part of volunteer abroad operators, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name volunteer abroad operators. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 852 volunteer abroad operators worldwide
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Volunteer abroad operators worldwide at a glance
As of Sep 22, 2026Companies by employee count
Email recency is reported on each country list linked below.
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 volunteer abroad operators, 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.
- Coverage
- Every country. Country and city lists for volunteer abroad operators are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “volunteer abroad operators”. 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 volunteer abroad operators), 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 volunteer abroad operators, and records with no verified work email.
- 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, 3,433 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 22, 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.
Volunteer abroad operators by location
8 lists · largest firstEvery Volunteer abroad operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Volunteer abroad operators based in the United States100
- Volunteer abroad operators based in the United Kingdom93
- Volunteer abroad operators based in Germany39
- Volunteer abroad operators based in India39
- Volunteer abroad operators based in Italy39
- Volunteer abroad operators based in Brazil37
- Volunteer abroad operators based in France28
- Volunteer abroad operators based in Australia26
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 volunteer abroad operators, 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 volunteer abroad operators are there worldwide?
RevenueBase identified 852 volunteer abroad operators worldwide 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?
STA Travel, headquartered in Tokyo, tops this list with the largest team on record.
Which country has the most volunteer abroad operators?
The United States leads with 100 companies, followed by the United Kingdom (93) and Germany (39). Every volunteer abroad operators list by country and city is linked on this page.
Which city has the most volunteer abroad operators?
London leads with 23 headquartered companies, followed by Sao Paulo (12) and Paris (11).
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 3,433 verified decision-maker contacts tracked across these 852 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 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 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.