Company lists · Data refreshed September 2026
Top 25 IT field service companies worldwide
RevenueBase identified 8,762 IT field service companies worldwide as of September 2026 and tracks 64,902 professional contacts across them, including 12,077 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.
This list covers IT field service companies 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 21, 2026. Country and city lists for IT field service companies 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 IT field service companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,810 contacts → | ||||
Indirect evidence “A RCS é uma empresa de Engenharia especializada em oferecer serviços técnicos de missão crítica com alta tecnologia aplicada, para clientes que necessitam manter suas atividades…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,237 contacts → | ||||
Indirect evidence “Wachter is on the cutting-edge of technology and infrastructure installation and has been since 1930.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,050 contacts → | ||||
Partial evidence “AVASO Technology Solutions is a global end-to-end field services ecosystem provider.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 993 contacts → | ||||
Partial evidence “Goodman Solutions is a leading field services company with network and electronics technicians, serving customers across the nation.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 846 contacts → | ||||
Indirect evidence “Ivy Technology - Your Global Service Innovator Ivy has been operating for over 35 years continually delighting our customers.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 801 contacts → | ||||
Partial evidence “Barrister Global Services Network is a premier provider of multi-vendor IT services.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 685 contacts → | ||||
Indirect evidence “Innovation and Reliability are the two corner stones through which RV Solutions ensures end to end services in the Technological Lifecycle Service Industry.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 612 contacts → | ||||
Indirect evidence “CSAT Solutions has a history of bringing success to our clients.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 551 contacts → | ||||
Partial evidence “OverIT is a leading Field Service Management solutions provider with over 20 years of expertise, solving complex use cases in enterprise businesses globally.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 495 contacts → | ||||
Indirect evidence “Compnow supplies your organisation with the building blocks needed to grow.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 485 contacts → | ||||
Partial evidence “Joblogic is a leading provider of cloud-based field service management software, offering comprehensive solutions for service and maintenance contractors.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 428 contacts → | ||||
Indirect evidence “MEISA (Proyectos y Mantenimientos Mecánicos, Eléctricos y de Instrumentación), se constituyó en 1998, viendo las oportunidades de mercado de negocio y demanda creciente de los…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 411 contacts → | ||||
Indirect evidence “Biz Kimiz?” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 408 contacts → | ||||
Partial evidence “ServiceMax, a PTC technology, is on a mission to help customers keep the world running with asset-centric field service management software.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 400 contacts → | ||||
Indirect evidence “1998 yılında kurulan Teknoser, günümüzde bilgi ve iletişim teknolojileri pazarının önde gelen sistem entegrasyon ve saha hizmetleri firmasıdır.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 393 contacts → | ||||
Indirect evidence “OUR BUSINESS IS SERVICE.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 373 contacts → | ||||
Strong evidence “Wondercom, operating in the market since is a national benchmark when it comes to Field Service.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 345 contacts → | ||||
Indirect evidence “Ensure Services, formerly Redington Support Services, is a premier technology services organization headquartered at Dubai that offers a wide range of technology services to…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 324 contacts → | ||||
Partial evidence “At Totalmobile, we help organisations transform the way field work gets done.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 306 contacts → | ||||
Partial evidence “Essintial Enterprise Solutions is a full-service IT operations partner helping multi-unit businesses scale, support, and simplify their technology.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 295 contacts → | ||||
Partial evidence “Thinventory is a global provider of field service technology and logistics, offering creative solutions to improve engineer productivity and optimise inventory performance.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 292 contacts → | ||||
Partial evidence “Since 2003, Hydromax USA has been a leader in advanced field services and solutions that empower utilities to make the most of their infrastructure investments.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 283 contacts → | ||||
Indirect evidence “Atualmente, um atendimento técnico e uma entrega chegar no prazo é commodity, diferencial é o nível de experiência que o cliente terá durante esta jornada.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 256 contacts → | ||||
Indirect evidence “Solid Systems Global is a worldwide provider of multi-vendor enterprise equipment services that cover the complete lifecycle of install base technology support.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 251 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 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: IT field service companies. 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 IT field service companies.
- Partial evidence
- Its own public description names part of IT field service companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name IT field service companies. 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 8,762 IT field service companies worldwide
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IT field service companies worldwide at a glance
As of Sep 21, 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 IT field service companies, 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 IT field service companies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “IT field service companies”. 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 IT field service companies), 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 IT field service companies, 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, 12,077 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 21, 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.
IT field service companies by location
23 lists · largest firstEvery IT field service companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- IT field service companies based in the United States2,015
- IT field service companies based in Brazil776
- IT field service companies based in the United Kingdom546
- IT field service companies based in India447
- IT field service companies based in France432
- IT field service companies based in Spain286
- IT field service companies based in Canada265
- IT field service companies based in Germany248
- IT field service companies based in Australia230
- IT field service companies based in Italy220
- IT field service companies based in the Netherlands155
- IT field service companies based in Argentina123
- IT field service companies based in South Africa112
- IT field service companies based in Belgium85
- IT field service companies based in Türkiye85
- IT field service companies based in Poland84
- IT field service companies based in Portugal63
- IT field service companies based in Switzerland49
- IT field service companies based in Ireland32
- IT field service companies based in Sweden31
- IT field service companies based in Austria28
- IT field service companies based in New Zealand28
Cities
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 IT field service companies, 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 IT field service companies are there worldwide?
RevenueBase identified 8,762 IT field service companies 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?
Grupo RCS, headquartered in Brasilia, tops this list with the largest team on record.
Which country has the most IT field service companies?
The United States leads with 2,015 companies, followed by Brazil (776) and the United Kingdom (546). Every IT field service companies list by country and city is linked on this page.
Which city has the most IT field service companies?
Sao Paulo leads with 145 headquartered companies, followed by London (114) and Mumbai (40).
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 12,077 verified decision-maker contacts tracked across these 8,762 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 21, 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.