Company lists · Data refreshed September 2026

Top 13 Traffic engineering consultants based in France

RevenueBase identified 29 traffic engineering consultants headquartered in France as of September 2026 and tracks 1,069 professional contacts across them, including 337 with verified work emails. Paris is the largest hub.

This list covers traffic engineering 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 19, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
29Companies
1,069Contacts tracked
337Verified emails
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The 13 largest traffic engineering consultants based in France

Ranked by team size
Top 13 of 29 traffic engineering consultants based in France, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to traffic engineering consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceMagny-les-hameaux, FranceHQ checked Sep 19, 2026501-1,000805 contacts →

Indirect evidence

“Aximum sécurise, signale et régule les flux, agissant ainsi en tant qu'opérateur global de la mobilité sûre.”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidenceSceaux, FranceHQ checked Sep 19, 202651-20092 contacts →

Indirect evidence

“ALYCE aide les Collectivités, Bureaux d’études, Exploitants de la route et de réseaux de transports à observer la mobilité et comprendre les besoins de déplacement usagers pour…”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceSauzet, FranceHQ checked Sep 19, 202611-5020 contacts →

Indirect evidence

“Depuis 2013, Groupe GDS accompagne les collectivités dans la gestion de la signalisation, la sécurité routière et l’aménagement des déplacements.”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceRillieux-la-pape, FranceHQ checked Sep 19, 202611-5019 contacts →

Indirect evidence

“Ingénierie de la Mobilité et du Management de Projet Engagement, savoir-faire et réactivité animent au quotidien nos 25 collaborateurs de notre entreprise Lee Conseil.”

Source: RevenueBase Database · checked Sep 19, 2026
5Partial evidenceMarseille, FranceHQ checked Sep 19, 202611-5016 contacts →

Partial evidence

“ENERGIS ENGINEERING est un bureau d’études techniques pluridisciplinaire spécialisé en maîtrise d’œuvre et ingénierie TCE.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceVaulx En Velin, FranceHQ checked Sep 19, 20261-1013 contacts →

Indirect evidence

“COVADIS, est un cabinet spécialisé - Dans les études de déplacements et de mobilité - Pour tous les lieux du mouvement et tous les modes (modes doux, urbains, interurbains…”

Source: RevenueBase Database · checked Sep 19, 2026
7Partial evidenceChampigny Sur Marne, FranceHQ checked Sep 19, 202611-5013 contacts →

Partial evidence

“We offer you our services since 1979 for measurements, counting, investigations and traffic studies, movements and parking.”

Source: RevenueBase Database · checked Sep 19, 2026
8Partial evidenceStrasbourg, FranceHQ checked Sep 19, 20261-105 contacts →

Partial evidence

“RR & A is a Transportation Engineering and Planning firm specializing in all mobility fields: strategic plans, public transportation plans and design, active transportation plans…”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceMarseille, FranceHQ checked Sep 19, 20261-105 contacts →

Indirect evidence

“Bureau d'études spécialisé en étude de trafic et études socio-économiques de projets d'infrastructure de transport”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceYerres, FranceHQ checked Sep 19, 20261-105 contacts →

Indirect evidence

“Cositrex est un bureau d'études indépendant d'ingénierie de la mobilité, fondé en L'équipe d'ingénieurs de Cositrex conseille les collectivités locales et les opérateurs privés…”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceMardié, FranceHQ checked Sep 19, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidenceMarseille, FranceHQ checked Sep 19, 20261-103 contacts →

Indirect evidence

“HORIZON Conseil est un bureau d’études / cabinet conseil-audit spécialisé dans l’ingénierie des transports et des déplacements de personnes.”

Source: RevenueBase Database · checked Sep 19, 2026
13Indirect evidenceBelfort, FranceHQ checked Sep 19, 202611-502 contacts →

Indirect evidence

“ESPACE INGB – Bureau d’études TCE Bureau d’études Tous Corps d’État spécialisé en Conception et Réalisation en ingénierie du bâtiment.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 13 of 29 traffic engineering consultants based in France

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Traffic engineering consultants based in France at a glance

As of Sep 19, 2026
31.5%Verified-email coverage
36.9Average contacts per company
1-10Median size (employees)
6.9%Largest-city concentration · Paris
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
21
11-50
6
51-200
1
501-1,000
1

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 traffic engineering 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 “traffic engineering 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 traffic engineering 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 traffic engineering 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, 337 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.

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 traffic engineering 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 traffic engineering consultants are there based in France?

RevenueBase identified 29 traffic engineering 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?

Aximum Groupe Colas, headquartered in Magny-Les-Hameaux, tops this list with the largest team on record.

Which city has the most traffic engineering consultants?

Paris leads with 2 headquartered companies, followed by Avignon (1) and Belfort (1).

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 337 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 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.