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SONIC UPSTREAM LIMITED

Active
15129965·incorporated 2023-09-11

SONIC UPSTREAM LIMITED is an active UK private limited company, incorporated on 11 September 2023 at Companies House (number 15129965; OpenRegistry canonical ID GB-15129965-sonic-upstream-limited). Sophymarine's OpenRegistry classifies it under SIC 65120 (Non-life insurance), one of 3,399 active UK entities in that code and one of 1,093,852 active companies registered in London (postcode W1W). Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Status
Active
Type
Private Limited Company
Incorporated
2023-09-11
Registered Address
167-169 GREAT PORTLAND STREET, 5TH FLOOR, LONDON, W1W 5PF, ENGLAND
SIC
65120 — Non-life insurance
Country of origin
United Kingdom

Directors

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Shareholders

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Financials

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Filings

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Accounts

Last filed accounts made up to 2024-09-30. Next accounts due 2026-06-30. Financial year-end: 30/09. Filing class: TOTAL EXEMPTION FULL.

Confirmation statement

Last confirmation statement made up to 2025-10-01. Next confirmation statement due 2026-10-15.

Persons with significant control

SONIC UPSTREAM LIMITED has 1 person with significant control on file:

  • Mr Stephen Robert Bertenshaw born 1958 resident in England, British national. Notified 2023-09-11.
    • Owns 50–75% of shares
    • Holds 50–75% of voting rights
    • Has the right to appoint and remove directors

Similar UK companies

Other companies registered under SIC 65120 (Non-life insurance):

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Need real-time profile, officers, shareholders, financials or filing? Open the live profile at /company/gb/15129965.

Source: Companies House Free Company Data, refreshed 2026-05-01. Official record: find-and-update.company-information.service.gov.uk.