Company lists · Data refreshed September 2026
Top 25 Service level management consultants worldwide
RevenueBase identified 3,889 service level management consultants worldwide as of September 2026 and tracks 31,465 professional contacts across them, including 4,546 with verified work emails and 2,661 with mobile numbers. The United States is the largest market and London the largest hub.
This list covers service level management consultants 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 6, 2026. Country and city lists for service level management consultants 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 service level management consultants worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,149 contacts → | ||||
Indirect evidence “W3Global is a leading provider of end-to-end consulting services, empowering businesses to achieve their strategic goals and optimize their operations.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 2 | 618 contacts → | ||||
Partial evidence “SEI is a management consulting firm delivering fresh perspectives and reliable results.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 3 | 363 contacts → | ||||
Indirect evidence “KLB Group is an international consulting firm specializing in operational performance for more than 25 years and bringing together nearly 750 employees worldwide.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 4 | 244 contacts → | ||||
Partial evidence “ScottMadden is a management consulting firm that does what it takes to get the job done right.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 5 | 232 contacts → | ||||
Strong evidence “Business At Work is a management and information systems consultancy company offering a range of services entirely focused towards the optimisation of the internal functions of…” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 6 | 230 contacts → | ||||
Partial evidence “LCG provides consulting services, using their multidisciplinary skills in the areas of strategic and operational management, information systems, management support, business…” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 7 | 171 contacts → | ||||
Indirect evidence “We go beyond just offering solutions.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 8 | 152 contacts → | ||||
Indirect evidence “At KECH, our objective is to bring expertise, innovation, and improved productivity into every facet of a successful contact center and service desk operation.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 9 | 138 contacts → | ||||
Indirect evidence “The ultimate purpose of our services is to empower the decision making capabilities within organization through providing tools and services that would enhance the Performance of…” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 10 | 122 contacts → | ||||
Indirect evidence “IMR Consulting es una firma de Consultoría con fuerte compromiso hacia la mejora de las operaciones de nuestros clientes reflejándose en el logro de mayores beneficios y…” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 11 | 99 contacts → | ||||
Strong evidence “Engaging Solutions is a multi-faceted management consulting firm with the personnel and resources to accomplish everything from high level management and auditing to ground-level…” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 12 | 96 contacts → | ||||
Indirect evidence “DJCO is a business consulting firm founded in 2015 by entrepreneurial big-4 opportunists with a cumulative leadership team experience of 47 years and a vision to provide…” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 13 | 90 contacts → | ||||
Indirect evidence “We blend capability and strategy to help client teams thrive, find and grow happier customers, and deliver profitable growth.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 14 | 87 contacts → | ||||
Indirect evidence “ITSTK (IT Services Technology and Knowledge), es una compañía de consultoría especializada en la Administración de Infraestructura Tecnológica.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 15 | 82 contacts → | ||||
Partial evidence “Professional Services and Consultancy TeleApps provides flexible solution integration consulting & services to the Enterprise and contact centre industries.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 16 | 81 contacts → | ||||
Partial evidence “Die SOLVVision GmbH hat ein wesentliches Ziel: Sie als unsere Kunden mit unseren Services im Bereich des Enterprise- und IT-Service-Management zu begeistern!” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 17 | 78 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 18 | 75 contacts → | ||||
Indirect evidence “Trilations provides business insights and works with you every day to define and implement winning strategies.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 19 | 75 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 20 | 72 contacts → | ||||
Partial evidence “Intellivate is a global IT Service Management,Enterprise Tools consulting and Cloud Enablement company headquartered in Noida, India and serving IT Service Providers and…” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 21 | 72 contacts → | ||||
Strong evidence “Symbiosis Management Consultants is an Integrated Management Consulting Organisation that Inspires organizations to transform their Potential to Performance.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 22 | 71 contacts → | ||||
Partial evidence “Avec une dizaine d’années cumulées en cabinet de conseil, nous avons pour ambition de faciliter la relation entre les Consultants, les clients et le cabinet.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 23 | 68 contacts → | ||||
Indirect evidence “MEC GROUP focuses on the automotive, IT, telecommunications and government sectors.” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 24 | 65 contacts → | ||||
Partial evidence “Management Solutions is a national award-winning performance management and consulting services firm that specializes in improving organizational performance through proven…” Source: RevenueBase Database · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 25 | 63 contacts → | ||||
Partial evidence “SERVIEW – The Home of Human-Centered AI Service Management Als The Home of Human-Centered AI Service Management (HUCAISM) vereinen wir alle Kompetenzen, Methoden, Technologien und…” Source: RevenueBase Database · checked Sep 6, 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: service level management consultants. 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 service level management consultants.
- Partial evidence
- Its own public description names part of service level management consultants, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name service level management consultants. 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 3,889 service level management consultants worldwide
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Service level management consultants worldwide at a glance
As of Sep 6, 2026Companies by employee count
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 service level management consultants, 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
- 23 countries, largest first: the United States, the United Kingdom, Brazil, France, Germany, Canada, India, Australia, the Netherlands, Spain and 13 more. Country and city lists for service level management consultants are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “service level management consultants”. 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 service level management consultants), 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 service level management consultants, 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, 4,546 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 between September 6, 2026 and September 14, 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.
Service level management consultants by location
25 lists · largest firstEvery Service level management consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Service level management consultants based in the United States1,013
- Service level management consultants based in the United Kingdom446
- Service level management consultants based in Brazil445
- Service level management consultants based in France274
- Service level management consultants based in Germany212
- Service level management consultants based in Canada193
- Service level management consultants based in India177
- Service level management consultants based in Australia129
- Service level management consultants based in the Netherlands125
- Service level management consultants based in Spain108
- Service level management consultants based in Italy91
- Service level management consultants based in Belgium77
- Service level management consultants based in Mexico76
- Service level management consultants based in the United Arab Emirates72
- Service level management consultants based in South Africa71
- Service level management consultants based in Argentina67
- Service level management consultants based in Switzerland59
- Service level management consultants based in Chile52
- Service level management consultants based in Sweden47
- Service level management consultants based in Türkiye46
- Service level management consultants based in Colombia39
- Service level management consultants based in Poland36
- Service level management consultants based in Portugal34
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 service level management consultants, 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 service level management consultants are there worldwide?
RevenueBase identified 3,889 service level management consultants 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?
W3global, headquartered in Frisco, tops this list with the largest team on record.
Which country has the most service level management consultants?
The United States leads with 1,013 companies, followed by the United Kingdom (446) and Brazil (445). Every service level management consultants list by country and city is linked on this page.
Which city has the most service level management consultants?
London leads with 100 headquartered companies, followed by Sao Paulo (89) and Paris (52).
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 4,546 verified decision-maker contacts tracked across these 3,889 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled from the company graph between September 6, 2026 and September 14, 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.