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BYZENS

ActiveSIREN number 803 750 900Simplified joint-stock company (SAS)Est. 201464.21 · Activities of holding companiesMontrouge, Île-de-France
Official record (Annuaire des entreprises) ↗
Age12 years
older than 57% of its sector
Same activity, France152,180live companies · 64824th oldest
In Montrouge6,500live companies · 150 in the same activity
At this address6live companies incl. this one
Employees1–2as registered · 2024

In brief

BYZENS is a simplified joint-stock company (SAS) registered in France on 16 July 2014. At 12 years old it is older than 57% of the 152,180 live companies whose main activity is activities of holding companies. Its registered office is in Montrouge, Hauts-de-Seine, Île-de-France, at an address shared with 5 other live companies. 150 live companies in Montrouge share the same main activity.

Register details

Registered nameBYZENS
SIREN number803 750 900
Company typeSimplified joint-stock company (SAS)
Registered office63 Avenue de La Republique, 92120 Montrouge
Nature of business (NACE Rev. 2.1 (French NAF 2025))64.21 Activities of holding companies
International sector (ISIC Rev.4)K · 64 Financial service activities, except insurance and pension funding

Timeline

Register events, newest first.

  • Incorporated

Register entries

From the register.

Incorporated16 July 2014
Employees1–2 (2024)

Activities of holding companies in France

Live companies whose main activity is 64.21: 152,180 in total, median age 10 years, 1,367 incorporated in the past 12 months.

All 152,180 companies
This company's decadeOther decades
020,00040,00060,00080,0001900s: 811900s1910s: 11910s1920s: 21920s1940s: 51940s1950s: 4531950s1960s: 3621960s1970s: 5551970s1980s: 2,3111980s1990s: 9,2361990s2000s: 29,5452000s2010s: 60,9552010s2020s: 48,6742020s
Incorporated per year, still live
05,00010,00015,00020,0002011: 4,45720112012: 4,8022013: 5,64820132014: 6,5612015: 7,27720152016: 7,8242017: 7,63520172018: 5,9702019: 6,83220192020: 7,4412021: 10,21420212022: 10,3192023: 8,08720232024: 7,6832025: 3,96220252026: 9672027: 12027

Location

Registered office in Montrouge, Hauts-de-Seine, Île-de-France.

Live companies in Montrouge6,500
Same activity in Montrouge150
Live companies in Hauts-de-Seine241,725
New in Montrouge, past 12 months323

Also registered at this address

5 other live companies share this registered office.

Similar companies

Live companies with the same main activity, nearest first.

Compare all
B
BRUNARDSceaux, Île-de-France
Number 803 490 713Est. 2014
SM
SEVEN MLa Garenne-Colombes, Île-de-France
Number 803 720 556Est. 2014
CH
CLF HOLDINGRueil-Malmaison, Île-de-France
Number 803 610 435Est. 2014
F
FEDHABITATBoulogne-Billancourt, Île-de-France
Number 803 750 652Est. 2014
TP
TERRELL PARTNERSBoulogne-Billancourt, Île-de-France
Number 803 580 893Est. 2014
7C
7B CONSEILAsnières-sur-Seine, Île-de-France
Number 803 741 941Est. 2014

Sources

Register data: Insee, Sirene database of companies and establishments (Licence Ouverte / Open Licence 2.0), delivery of 21 October 2026. Territories: Insee, Code officiel géographique 2026. Industry names: European Union, EU Vocabularies (NACE Rev. 2.1). Context figures are computed by FirmsDB from these sources. This page is not an official register; check the company's entry in the French government business directory before relying on it.