Company lists · Data verified August 2026

Top 15 Algorithmic trading software companies based in France

Name: Algorithmic trading software companies based in France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 41 companies tracked

There are 41 algorithmic trading software companies headquartered in France (RevenueBase, August 2026). RevenueBase tracks 319 professional contacts across them, including 119 with verified work emails and 18 with mobile numbers. Paris is the largest hub.

This list covers algorithmic trading software companies headquartered in France, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

41Companies

319Contacts tracked

119Verified emails

18Mobile numbers

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The 15 largest algorithmic trading software companies based in France

Ranked by team size

Top 15 of 41 algorithmic trading software companies based in France, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Webb Traders	n/a	51-200	70	13
2	Celoxica	Paris	51-200	52	35
3	Quanthouse	Paris	51-200	52	26
4	Horizon Software	Paris	51-200	24	11
5	Azur IM	Paris	11-50	18	14
6	NÉO Gestion Informatique	Montauban	11-50	8	2
7	Zalpha	Paris	11-50	7	2
8	Phiadvisor Valquant	Paris	1-10	6	5
9	Systemathics	Paris	11-50	5	4
10	Exvai Research	Parigi	1-10	3	2
11	Algo Alto	Paris	1-10	2	1
12	Gainium	Massy	1-10	2	1
13	Notonlygeek	Dijon	1-10	1	1
14	Valeyre Research	n/a	1-10	1	1
15	CAPSA	Paris	1-10	1	1

Showing 15 of 41 algorithmic trading software companies based in France

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Algorithmic trading software companies based in France at a glance

As of Aug 28, 2026

1-10Median size (employees)

ParisLargest hub · 19 HQs

18Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Algorithmic trading software companies by metro

Metro	Companies
Algorithmic trading software companies in Paris	19
Algorithmic trading software companies in Moissat	1
Algorithmic trading software companies in Parigi	1
Algorithmic trading software companies in La Baule	1
Algorithmic trading software companies in Grasse	1
Algorithmic trading software companies in Arles	1
Algorithmic trading software companies in Dijon	1

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “algorithmic trading software companies”, with match quality audited by blind human judging, and headquartered in France.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many algorithmic trading software companies are there based in France?

There are 41 algorithmic trading software companies headquartered in France as of August 2026 (RevenueBase).

What is the largest company on this list?

Webb Traders, headquartered in France, tops this list with the largest team on record.

Which city has the most algorithmic trading software companies?

Paris leads with 19 headquartered companies, followed by Moissat (1) and Parigi (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 119 verified decision-maker contacts tracked across these 41 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.