Company lists · Data refreshed September 2026
Top 14 Payment security consultants based in France
RevenueBase identified 29 payment security consultants headquartered in France as of September 2026 and tracks 589 professional contacts across them, including 287 with verified work emails. Paris is the largest hub.
This list covers payment security consultants headquartered in 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.
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 14 largest payment security consultants based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 263 contacts → | ||||
Partial evidence “We support financial institutions, merchants and payment industry players in transforming their payment services to make them simple, efficient and secure in everyday life.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 78 contacts → | ||||
Partial evidence “Founded in 2001, Oaklen Consulting is an independent consulting and auditing firm specialising in payments.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 67 contacts → | ||||
Partial evidence “SCORE & SECURE PAYMENT optimise vos stratégies de paiement grâce à ses services sécurisés.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 60 contacts → | ||||
Indirect evidence “PARTELYA Consulting est une entreprise de conseil spécialisée dans la Monétique et les Moyens de Paiement basée en Ile de France.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 48 contacts → | ||||
Indirect evidence “ELITT (EuroLab for International Transaction Technologies) is a B-to-B service company specializing in secure electronic transactions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 16 contacts → | ||||
Indirect evidence “Fondée en 2010, Polaris Secure Technologies est une société de conseil spécialisée dans la sécurité des systèmes d’information.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 8 contacts → | ||||
Indirect evidence “Société de conseil en Sécurité de l'Information, ORASYS accompagne ses clients pour - Formaliser et piloter leurs plans d'action de sécurité- Estimer et évaluer leurs risques…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 6 contacts → | ||||
Partial evidence “Wannath helps you design and enhance high-value-added IT security and risk management projects, tailored to adapt to the needs and ambitions of your company.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 6 contacts → | ||||
Partial evidence “GEN & SIS, a consulting company dedicated to Cybersecurity, supports you in securing your information system through its services” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 5 contacts → | ||||
Partial evidence “Since 2019, CCS12 has offered users and institutions an intuitive and robust layer of protection, tailored to meet the modern challenges of payment digitalization.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 5 contacts → | ||||
Indirect evidence “Vous recherchez des profils spécialisés en monétique pour réaliser des missions en régie ou au forfait ou bien renforcer votre équipe pour prendre en charge un projet lié aux…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 4 contacts → | ||||
Indirect evidence “Accompagner et aider nos Clients à relever les nouveaux challenges dans le domaine du paiement et des nouvelles technologies sont les objectifs d’AO CONCEPT.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 1 contacts → | ||||
Indirect evidence “Hi, we are GatePay.fr!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 1 contacts → | ||||
Partial evidence “Our expert team can help your business on all dimensions of payments- Optimize Payment Cost - On average our clients are saving 17% on their monthly payment bills - Optimize…” Source: RevenueBase Database · checked Sep 29, 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: payment security 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 payment security consultants.
- Partial evidence
- Its own public description names part of payment security consultants, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name payment security 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 14 of 29 payment security consultants based in France
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Payment security consultants based in France at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for France, so it is reported there. Company counts and contact totals on this page are exact for France, over 29 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 payment security 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.
- What qualifies
- Companies headquartered in France whose own description of what they do matches “payment security 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 payment security 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 payment security consultants, and records with no verified work email. Companies headquartered outside France 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 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, 287 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 29, 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.
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 payment security 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 payment security consultants are there based in France?
RevenueBase identified 29 payment security consultants headquartered in 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?
Galitt, headquartered in Paris, tops this list with the largest team on record.
Which city has the most payment security consultants?
Paris leads with 12 headquartered companies, followed by Colombelles (2) and Marseille (2).
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 287 verified decision-maker contacts tracked across these 29 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 29, 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.
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