Data from the official company registers of 12 countries. Not an official register.

English

Mainstream Data Limited

Age25 years
older than 88% of its sector
Same activity, United Kingdom601live companies · 74th oldest
In Hillingdon40,985live companies · 9 in the same activity
At this address2live companies incl. this one
Latest accounts2025total exemption full accounts, made up to 31 Dec 2025

In brief

Mainstream Data Limited is a private limited company incorporated in England and Wales on 9 October 2001. At 25 years old it is older than 88% of the 601 live companies whose main activity is satellite telecommunications activities. Its registered office is in Hillingdon, London, at an address shared with one other live company. 9 live companies in Hillingdon share the same main activity. Its latest accounts were made up to 31 December 2025 and filed as total exemption full accounts. It was previously called Mainstream International Limited, a name it changed on 14 June 2010, and has had 2 earlier names in all.

Register details

Registered nameMAINSTREAM DATA LIMITED
Company number04301161
Company typePrivate Limited Company
Registered office5 Brookdene Drive, Northwood, HA6 3NS Middlesex
JurisdictionEngland and Wales
Nature of business (UK SIC 2007)61300 Satellite telecommunications activities
International sector (ISIC Rev.4)J · 61 Telecommunications

Timeline

Register events, newest first.

  • Confirmation statement made up
  • Accounts made upTotal exemption full accounts
  • Name changedPreviously Mainstream International Limited
  • Name changedPreviously Mainstream Data Limited
  • Incorporated

Filings and charges

Deadlines and charge counts from the register.

Next accounts due30 September 2027
Accounting reference date31 December
Next confirmation statement12 August 2027
Last confirmation statement29 July 2026
Charges registered0
Outstanding · satisfied0 · 0

Charges are security interests (such as mortgages) registered against the company.

Satellite telecommunications activities in the United Kingdom

Live companies whose main activity is 61300: 601 in total, median age 11 years, 35 incorporated in the past 12 months.

All 601 companies
This company's decadeOther decades
01002003004001970s: 111970s1980s: 15151980s1990s: 42421990s2000s: 1161162000s2010s: 2432432010s2020s: 1841842020s
Incorporated per year, still live
0204060802011: 2420112012: 272013: 2920132014: 182015: 2520152016: 332017: 2420172018: 172019: 3520192020: 242021: 1920212022: 272023: 2820232024: 192025: 3820252026: 29

Location

Registered office in Hillingdon, London.

Hillingdon
Live companies in Hillingdon40,985
Same activity in Hillingdon9
New in Hillingdon, past 12 months6,855

Also registered at this address

1 other live company shares this registered office.

Similar companies

Live companies with the same main activity, nearest first.

Compare all

Sources

Register data: Companies House, Free Company Data Product, delivery of 1 October 2026. Places: ONS Postcode Directory (Open Government Licence v3.0). Sector names: Eurostat NACE Rev. 2. Context figures are computed by FirmsDB from these sources. This page is not an official register; check the official record before relying on it.