Company lists · Data refreshed September 2026
Top 25 Transit bus operators worldwide
RevenueBase identified 1,992 transit bus operators worldwide as of September 2026 and tracks 170,470 professional contacts across them, including 29,866 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.
This list covers transit bus 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 transit bus 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 transit bus operators worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 17,124 contacts → | ||||
Partial evidence “The RATP Group is the world's third largest public transport company, carrying 12 million people every day in France and around the world.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 2 | 13,406 contacts → | ||||
Partial evidence “The Metropolitan Transportation Authority is North America's largest transportation network, serving a population of 15.3 million people in the area fanning out from New York City…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 3 | 7,742 contacts → | ||||
Partial evidence “The Toronto Transit Commission has a rich history dating back to 1921.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 4 | 3,989 contacts → | ||||
Partial evidence “MV Transportation is a leading transit services provider in the United States, partnering with over 100 transit agencies and municipalities, schools and corporations nationwide.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 5 | 3,578 contacts → | ||||
Strong evidence “As an operator and global integrator of mobility, Transdev – The mobility company – empowers freedom to move every day thanks to safe, reliable and innovative solutions that serve…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 6 | 3,533 contacts → | ||||
Partial evidence “SMRT Corporation Ltd (SMRT) is a leading public transport services provider in Singapore.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 7 | 3,468 contacts → | ||||
Strong evidence “The Massachusetts Bay Transportation Authority, often referred to as the MBTA or simply The T, is the public operator of most bus, subway, commuter rail and ferry systems in the…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 8 | 3,045 contacts → | ||||
Indirect evidence “Acercar a las personas a vivir una mejor ciudad, es nuestro desafío permanente porque entendemos que las expectativas y las necesidades de las personas son diversas y están en…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 9 | 2,807 contacts → | ||||
Indirect evidence “De Lijn brengt dagelijks honderdduizenden reizigers naar hun bestemming.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 10 | 2,723 contacts → | ||||
Strong evidence “We are the #1 public transport Company in Italy, the historical operator of the network in the Milan metropolitan area.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 11 | 2,438 contacts → | ||||
Partial evidence “Your Gateway To Efficient Transport Solutions.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 12 | 2,407 contacts → | ||||
Partial evidence “REGIONAL TRANSPORTATION COMPANY DART is far more than just "the thing you ride." It is your "trusted guide" to discovering all that North Texas has to offer.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 13 | 2,378 contacts → | ||||
Partial evidence “Con más de cien años de experiencia y una vocación de innovación permanente, Alsa es la organización líder en el sector español de transporte de viajeros por carretera.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 14 | 1,642 contacts → | ||||
Partial evidence “Há 73 anos, a Auto Viação 1001 é referência no transporte rodoviário de passageiros, especialmente no Rio de Janeiro, berço e estado em que concentra a maior parte de suas…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 15 | 1,514 contacts → | ||||
Indirect evidence “Working at TriMet means making connections.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 16 | 1,439 contacts → | ||||
Partial evidence “TransLink is Metro Vancouver’s regional transportation authority and as an enterprise, we’re proud to be one of BC’s Top Employers.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 17 | 1,353 contacts → | ||||
Indirect evidence “Uma empresa sólida nasce da combinação entre espírito empreendedor, pessoas e tecnologia.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 18 | 1,140 contacts → | ||||
Indirect evidence “Wij zijn Qbuzz: De groenste openbaar vervoersorganisatie van Europa.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1,119 contacts → | ||||
Indirect evidence “Vi hämtar leriga förskolebarn efter utflykten, ser till att nattsuddarna kommer hem och plockar troget upp arbetspendlarna om mornarna.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1,105 contacts → | ||||
Partial evidence “Transdev ger människor frihet att resa när de vill och hur de vill.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 21 | 1,095 contacts → | ||||
Strong evidence “Keolis is one of the world’s leading public transport operators.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 22 | 1,067 contacts → | ||||
Partial evidence “A São Paulo Transporte (SPTrans) é a denominação adotada em 8 de março de 1995 para a autarquia municipal que tem por finalidade a gestão do sistema de transporte público por…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1,049 contacts → | ||||
Strong evidence “Saudi Public Transport Co.(SAPTCO) was established in 1399 H (1979 G) with a fully paid up capital of SR million to provide public bus transport services.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1,013 contacts → | ||||
Indirect evidence “A dynamic and ambitious company, Metroline is proudly serving one of the world’s busiest cities.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 25 | 972 contacts → | ||||
Indirect evidence “A Sambaíba se originou do sistema interligado que vigora na cidade de São Paulo atualmente, o sistema é divido em oito áreas da cidade, oito cores diferentes (verde-claro…” 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: transit bus 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 transit bus operators.
- Partial evidence
- Its own public description names part of transit bus operators, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name transit bus 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 1,992 transit bus operators worldwide
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Transit bus 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 transit bus 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 transit bus operators are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “transit bus 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 transit bus 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 transit bus 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, 29,866 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.
Transit bus operators by location
9 lists · largest firstEvery Transit bus operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Transit bus operators based in Brazil315
- Transit bus operators based in the United States261
- Transit bus operators based in Italy228
- Transit bus operators based in Germany119
- Transit bus operators based in France117
- Transit bus operators based in the United Kingdom49
- Transit bus operators based in Canada47
- Transit bus operators based in Sweden36
- Transit bus operators based in Australia31
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 transit bus 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 transit bus operators are there worldwide?
RevenueBase identified 1,992 transit bus 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?
Ratpgroup, headquartered in Paris, tops this list with the largest team on record.
Which country has the most transit bus operators?
Brazil leads with 315 companies, followed by the United States (261) and Italy (228). Every transit bus operators list by country and city is linked on this page.
Which city has the most transit bus operators?
Sao Paulo leads with 21 headquartered companies, followed by Dubai (13) and Roma (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 29,866 verified decision-maker contacts tracked across these 1,992 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.