Company lists · Data refreshed September 2026
Top 25 Diesel engine repair services worldwide
RevenueBase identified 7,938 diesel engine repair services worldwide as of September 2026 and tracks 41,525 professional contacts across them, including 6,430 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.
This list covers diesel engine repair services 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 19, 2026. Country and city lists for diesel engine repair services 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 diesel engine repair services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,112 contacts → | ||||
Indirect evidence “At Amerit, we have built our reputation of being the country’s most dependable, trustworthy and hard-working partner through our singular focus on doing one thing, and doing it…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 409 contacts → | ||||
Partial evidence “For more than 160 years, DEUTZ engines have supplied customized, cost-effective power to a broad array of machine types and market segments.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 376 contacts → | ||||
Partial evidence “Goltens is a service organization that enables shipowners and power plant operators all over the world to minimize asset downtime via diesel services, in-situ machining and BWT…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 343 contacts → | ||||
Indirect evidence “RWC Group is a bus and commercial truck vehicle group.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 335 contacts → | ||||
Partial evidence “OEM Remanufacturing is one of North America’s most advanced Engine and Powertrain component remanufacturing companies, serving the Mining, Construction, Forestry, Rail, Oil and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 274 contacts → | ||||
Partial evidence “KAPOOR DIESELS GARAGE PVT LTD.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 258 contacts → | ||||
Strong evidence “Diesel Laptops provides commercial truck efficiency solutions for truck repair facilities.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 230 contacts → | ||||
Indirect evidence “VMS Group is now part of Hoyer VMS Group.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 222 contacts → | ||||
Partial evidence “Brake Supply was started in 1947 as repair shop for automotive brakes.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 221 contacts → | ||||
Partial evidence “A DLC Diesel – foi criada em 1996, na cidade de Mogi das Cruzes (SP) e hoje nos destacamos por promover soluções completas em Motores de alta e média rotação e seus subconjuntos…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 221 contacts → | ||||
Strong evidence “CTS Engines is a leading provider of world-class jet engine maintenance, repair, and overhaul services.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 220 contacts → | ||||
Partial evidence “FleetNet America excels in vehicle maintenance and repair solutions for commercial and private fleets.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 197 contacts → | ||||
Indirect evidence “Interstate Power Systems sells and services high-quality products for mining, energy, manufacturing, agriculture, construction, transportation, power service and marine industries.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 197 contacts → | ||||
Strong evidence “Pure Power Technologies, LLC, a Stanadyne Company is the leader in engineering and remanufacturing of diesel fuel injectors and turbochargers for OEMs and the aftermarket.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 195 contacts → | ||||
Partial evidence “Con radici che risalgono al 1937, Romana Diesel si è affermata fin da subito come punto di riferimento per le aziende che operano nei settori dei trasporti, della logistica…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 176 contacts → | ||||
Indirect evidence “Avec plus de centres en Europe, First Stop accompagne la mobilité des conducteurs particuliers et des entreprises avec des solutions d'entretien et de gestion de flottes de…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 153 contacts → | ||||
Indirect evidence “Scania Suomi Oy on Scanian omistama yhtiö, joka aloitti toimintansa vuonna 1949 Oy Scan-Auto Ab -nimisenä.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 135 contacts → | ||||
Partial evidence “Is a company which undertakes its line of business in General Repair for heavy machinery, automotive, and industry.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 120 contacts → | ||||
Indirect evidence “HOLT Truck Centers™ has the service bays, specialized tooling and technical experts to tackle all major systems and components, including brakes, drivelines and transmissions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 113 contacts → | ||||
Partial evidence “Depuis sa fondation en 1982, ADF Diesel s’est imposée comme une référence incontournable dans le domaine de la mécanique pour moteurs diesel et compte aujourd'hui 11 succursales à…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 112 contacts → | ||||
Indirect evidence “For over 40 years, WESCO has been known for providing quality service and support to our clients around the world, through its own resources and alliances has created a…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 108 contacts → | ||||
Strong evidence “São mais de 25 anos de mercado como líder em reparação de componentes para motores a diesel como: Turbinas, Sistemas de Injeção Common Rail, Bombas e Bicos Injetores, Unidades…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 106 contacts → | ||||
Strong evidence “Alliant Power is the nation’s leading provider of premium engine repair components, specializing in Original Equipment fuel systems, turbochargers, and aftertreatment parts and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 105 contacts → | ||||
Partial evidence “Master Mechanic is a full-service automotive repair and maintenance facility, that has been proudly servicing their local communities since 1982.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 98 contacts → | ||||
Partial evidence “We are one of the largest European OEM-independent service companies for combustion engines of all current types from 100 to kW.” Source: RevenueBase Database · checked Sep 19, 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: diesel engine repair services. 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 diesel engine repair services.
- Partial evidence
- Its own public description names part of diesel engine repair services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name diesel engine repair services. 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 7,938 diesel engine repair services worldwide
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Diesel engine repair services worldwide at a glance
As of Sep 19, 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 diesel engine repair services, 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 diesel engine repair services are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “diesel engine repair services”. 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 diesel engine repair services), 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 diesel engine repair services, 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, 6,430 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 19, 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.
Diesel engine repair services by location
17 lists · largest firstEvery Diesel engine repair services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Diesel engine repair services based in the United States2,703
- Diesel engine repair services based in Brazil708
- Diesel engine repair services based in Canada483
- Diesel engine repair services based in the United Kingdom372
- Diesel engine repair services based in Australia288
- Diesel engine repair services based in Italy274
- Diesel engine repair services based in Germany262
- Diesel engine repair services based in France201
- Diesel engine repair services based in Spain180
- Diesel engine repair services based in the Netherlands174
- Diesel engine repair services based in the United Arab Emirates102
- Diesel engine repair services based in Türkiye88
- Diesel engine repair services based in South Africa76
- Diesel engine repair services based in New Zealand49
- Diesel engine repair services based in Belgium35
- Diesel engine repair services based in Finland27
- Diesel engine repair services based in Sweden26
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 diesel engine repair services, 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 diesel engine repair services are there worldwide?
RevenueBase identified 7,938 diesel engine repair services 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?
Amerit Fleet Solutions, headquartered in Walnut Creek, tops this list with the largest team on record.
Which country has the most diesel engine repair services?
The United States leads with 2,703 companies, followed by Brazil (708) and Canada (483). Every diesel engine repair services list by country and city is linked on this page.
Which city has the most diesel engine repair services?
Sao Paulo leads with 71 headquartered companies, followed by Dubai (45) and Houston (45).
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 6,430 verified decision-maker contacts tracked across these 7,938 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 19, 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.