Company lists · Data refreshed September 2026

Top 23 IT operations consulting firms based in Paris, France

Name: IT operations consulting firms based in Paris, France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 4, 2026 1,199 companies tracked

RevenueBase identified 1,199 IT operations consulting firms headquartered in Paris, France as of September 2026 and tracks 22,512 professional contacts across them, including 8,406 with verified work emails. Paris is the largest hub.

This list covers IT operations consulting firms headquartered in Paris, France, 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, how directly it supports the match, and when it was last checked. Data refreshed September 4, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.

How to read this list HQ checked on every row Match evidence on every row Refreshed Sep 4, 2026 86% judged on-target in blind review

1,199Companies

22,512Contacts tracked

8,406Verified emails

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The 23 largest IT operations consulting firms based in Paris, France

Ranked by team size

Top 23 of 1,199 IT operations consulting firms based in Paris, France, ranked by team size, largest first. Data refreshed Sep 4, 2026. Evidence rates how directly each company's own description names IT operations consulting firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#	Company	Headquarters	Employees	Contacts
1	Groupe SIIIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	10001+	4,992
	“Le groupe SII est une société d’ingénierie et de conseil en technologies (ICT) et une entreprise de services numériques (ESN) créée en 1979 par Bernard HUVÉ, ingénieur de…” Source: company website · checked Sep 4, 2026
2	Accenture FranceIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	10001+	1,625
	“Accenture est une entreprise internationale de conseil en management, technologies et externalisation.” Source: company website · checked Sep 4, 2026
3	ZenikaStrong evidence	Paris, FranceHQ checked Sep 4, 2026	501-1,000	430
	“Zenika is an IT consulting firm with 550 employees that helps companies with their digital transformation.” Source: company website · checked Sep 4, 2026
4	ObjectwareStrong evidence	Paris, FranceHQ checked Sep 4, 2026	501-1,000	394
	“Objectware Group is an IT Services Company (or ESN: Entreprise de Services du Numérique), founded in and dedicated to consulting and IT system engineering.” Source: company website · checked Sep 4, 2026
5	Soft ComputingIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	201-500	367
	“Soft Computing est une société de conseil et de services spécialisée en Gestion de la Relation Client (CRM), Pilotage de la Performance (Business Intelligence) et e-Business.” Source: company website · checked Sep 4, 2026
6	LÙKLAIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	501-1,000	332
	“Together, aiming higher and going further to unlock your potential.” Source: company website · checked Sep 4, 2026
7	Magellan ConsultingPartial evidence	Paris, FranceHQ checked Sep 4, 2026	201-500	314
	“Magellan Consulting devient Magellan!” Source: company website · checked Sep 4, 2026
8	Colombus ConsultingPartial evidence	Paris, FranceHQ checked Sep 4, 2026	201-500	313
	“Colombus Consulting is a management consulting firm specialized in business change and complex project management.” Source: company website · checked Sep 4, 2026
9	AilancyPartial evidence	Paris, FranceHQ checked Sep 4, 2026	201-500	224
	“Ailancy is a top-specialist and fast-growing management-consulting firm specialized in the financial services industry and headquartered in Paris.” Source: company website · checked Sep 4, 2026
10	PeersgroupIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	201-500	215
	“PeersGroup est un cabinet de Conseil en Management, expert des organisations Achats, Finance et Supply Chain.” Source: company website · checked Sep 4, 2026
11	Nexialog ConsultingIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	201-500	210
	“NEXIALOG est un cabinet de conseil en management spécialisé dans le domaine financier.” Source: company website · checked Sep 4, 2026
12	Meltone AdvisoryPartial evidence	Paris, FranceHQ checked Sep 4, 2026	51-200	205
	“MeltOne is a consulting firm specialized in Organization and Solution Integration that helps companies and their employees in journey toward their transformation.” Source: company website · checked Sep 4, 2026
13	A2 ConsultingPartial evidence	Paris, FranceHQ checked Sep 4, 2026	51-200	188
	“A2 Consulting est un cabinet de conseil en organisation et management multi-spécialiste et totalement indépendant créé en A2 Consulting s'engage auprès des entreprises pour…” Source: company website · checked Sep 4, 2026
14	Wemanity Reply ParisPartial evidence	Paris, FranceHQ checked Sep 4, 2026	201-500	178
	“Wemanity Reply is a consulting and delivery firm specialized in technological, organizational, and cultural transformation.” Source: company website · checked Sep 4, 2026
15	MARGOStrong evidence	Paris, FranceHQ checked Sep 4, 2026	201-500	174
	“More than a simple IT consulting group, MARGO is an alchemy of talents with constantly enriched expertise, always encouraged to be dynamic and to flourish.” Source: company website · checked Sep 4, 2026
16	ArtemysIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	501-1,000	166
	“Concevoir, rationaliser et optimiser votre SI avec de véritables garanties, voilà les ambitions du Permis Informatique.” Source: company website · checked Sep 4, 2026
17	Novencia GroupIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	201-500	164
	“Transformer le changement en opportunités!” Source: company website · checked Sep 4, 2026
18	Silamir GroupIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	501-1,000	144
	“Silamir est un cabinet de conseil spécialisé dans le pilotage de projets de transformation délivrant des prestations de haute qualité pour le compte de clients grands groupes.” Source: company website · checked Sep 4, 2026
19	Rhapsodies ConseilIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	51-200	137
	“Rhapsodies Conseil est un cabinet de conseil reconnu pour son indépendance.” Source: company website · checked Sep 4, 2026
20	SaegusIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	51-200	133
	“Saegus: digital use at heart of the transformation of business models The creation of Saegus is a response to a persistent issue for clients: companies that are at a loss when…” Source: company website · checked Sep 4, 2026
21	APSIAIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	51-200	124
	“Get a head start Apsia innove, conseille et construit pour vous donner un coup d'avance en toute responsabilité humaine.” Source: company website · checked Sep 4, 2026
22	SynapsysIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	51-200	124
	“Vous qui venez d’atterrir sur notre jolie page, vous rêvez d’une vie professionnelle positive et avez le souhait d’intégrer une communauté de rhino heureux?” Source: company website · checked Sep 4, 2026
23	AdjuvooIndirect evidence	Paris, FranceHQ checked Sep 4, 2026	201-500	118
	“Du conseil opérationnel à l’exécution, Adjuvoo accompagne les entreprises dans l’optimisation et la sécurisation de leurs fonctions supports.” Source: company website · checked Sep 4, 2026

Showing 23 of 1,199 IT operations consulting firms based in Paris, France

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IT operations consulting firms based in Paris, France at a glance

As of Sep 4, 2026

1-10Median size (employees)

ParisLargest hub · 1199 HQs

Contacts with mobile numbers

Sep 4, 2026Data refreshed

Companies by employee count

1-10

681

11-50

341

51-200

115

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured across the whole France list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Paris, over 1,199 companies.

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 operations consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Paris, France whose own description of what they do matches “IT operations consulting firms”. Matching reads each company's description, not its industry code or its name.
What we exclude: Companies whose own description does not clearly place them among IT operations consulting firms, and records with no verified work email. Companies headquartered outside Paris are excluded even when they keep an office there.
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 an evidence 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, 8,406 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 4, 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 operations consulting firms by metro in France

IT operations consulting firms in Paris1199
IT operations consulting firms in Lyon151
IT operations consulting firms in Toulouse84
IT operations consulting firms in Lille59
IT operations consulting firms in Bordeaux56
IT operations consulting firms in Nantes53
IT operations consulting firms in Neuilly-Sur-Seine46
IT operations consulting firms in Courbevoie38
IT operations consulting firms in Boulogne-Billancourt37
IT operations consulting firms in Marseille35
IT operations consulting firms in Puteaux31
IT operations consulting firms in Levallois-Perret30
IT operations consulting firms in Montpellier29

Frequently asked

How many IT operations consulting firms are there based in Paris, France?

RevenueBase identified 1,199 IT operations consulting firms headquartered in Paris, France 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?

Groupe SII, headquartered in Paris, tops this list with the largest team on record.

Which city has the most IT operations consulting firms?

Paris leads with 1199 headquartered companies, followed by Lyon (151) and Toulouse (84).

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 8,406 verified decision-maker contacts tracked across these 1,199 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 4, 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 SmartSearch, 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.