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Data / France companies / Activities auxiliary to financial services and insurance activities / Mayenne

Activities auxiliary to financial services and insurance activities in Mayenne: 699 active companies

Updated November 7, 2026. Source: INSEE, base Sirene des entreprises et de leurs établissements, on data.gouv.fr.

699 active companies in Mayenne have a main activity in NAF division 66, activities auxiliary to financial services and insurance activities, in the Sirene register stock dated 1 November 2026. 83 were registered in the last 12 months, 2 of them in October 2026, and 85 have employees.

The request: Every company in Mayenne in NAF division 66, activities auxiliary to financial services and insurance activities, registered since 2025, with SIREN, NAF code, address and employee band. $10 of work on sign-up, no card.

SpecStream is the live web data engine for teams and agents. It reads the Sirene register every month, and this page is that reading. Ask for the companies you track by industry, place or registration date and each new company arrives in your sheet, CRM, Slack or agent.

  • 699Active companies
  • 83Registered in the last 12 months
  • 2Registered in October 2026
  • 85 (12.2%)With employees
  • 1 November 2026Stock date

Registrations in the last 12 months

Active companies by the month their registration date falls in. The newest month is the last full month before the stock date.

MonthCompanies registered
October 20262
September 20267
August 20266
July 20265
June 202612
May 20262
April 202614
March 202611
February 20267
January 20268
December 20256
November 20253

Registrations per year

Companies registered in each year that are still active in the 1 November 2026 stock. Companies that closed earlier are not counted, so older years read low.

Year registeredActive companies
202256
202392
2024107
202574
2026 so far74

By number of employees

The employee band the register holds for each company, as declared for its latest reference year.

EmployeesActive companiesShare
No employees or not declared61487.8%
1 to 9 employees7610.9%
10 to 49 employees91.3%
50 to 249 employees00.0%
250 employees or more00.0%

Industries

IndustryNAF codeActive companies
Fund management activities66.30Z528
Legal vehicles for securities portfolio management66.19A89
Activities of insurance agents and brokers66.22Z56
Other activities auxiliary to financial services, except insurance and pension funding, n.e.c.66.19B24
Security and commodity contracts brokerage66.12Z1
Risk and damage evaluation66.21Z1

Newest registered companies

Newest first. Only companies with a name that is clearly a business are listed; the counts above include every active company. Each row links to the public record.

CompanySIRENRegisteredNAF codeCommuneSource
Sayan HOLDING13195066922 October 202666.30ZChateau-Gontier-sur-Mayenneannuaire-entreprises.data.gouv.fr
Vclm Patrimoine13021389515 September 202666.30ZEvronannuaire-entreprises.data.gouv.fr
Agriland1097105741 September 202666.30ZSaint-Denis-du-Maineannuaire-entreprises.data.gouv.fr
M Foucault Conseil Patrimoine10778578417 August 202666.22ZBonchamp-les-Lavalannuaire-entreprises.data.gouv.fr
Bossuet Capital10894048711 August 202666.30ZCraonannuaire-entreprises.data.gouv.fr
HOLDING Rayer10844687329 July 202666.30ZForceannuaire-entreprises.data.gouv.fr
Remanence10805707623 July 202666.30ZChateau-Gontier-sur-Mayenneannuaire-entreprises.data.gouv.fr
MAB Invest10755821510 July 202666.30ZLavalannuaire-entreprises.data.gouv.fr
Sixte Haubtmann Patrimoine1077883334 July 202666.22ZAtheeannuaire-entreprises.data.gouv.fr
Moreul Investissement10716091330 June 202666.30ZChateau-Gontier-sur-Mayenneannuaire-entreprises.data.gouv.fr

Licence Ouverte / Open Licence 2.0 (Etalab), source INSEE. Counts are of active companies in the Sirene register stock dated 1 November 2026: commercial companies (SARL, SAS, SA and the like) and civil companies such as SCI property companies. Sole traders, associations and public bodies are not counted, and the register lists dormant holding and property companies as active, so a count is of companies on the register, not of trading businesses. A company is counted under its main activity (NAF rev. 2 code) and the commune of its head office; companies whose register entry holds no NAF rev. 2 code are in the totals only. "With employees" means the register holds an employee band of one or more. Industry titles are English renderings of the INSEE labels. Contains data from INSEE, reused under the Licence Ouverte 2.0. This page is not endorsed by INSEE. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.