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Companies House/Sheffield/Company profile

SUBNET CALC LIMITED

Active
17177789·incorporated 2026-04-23

SUBNET CALC LIMITED is an active UK private limited company, incorporated on 23 April 2026 at Companies House (number 17177789; OpenRegistry canonical ID GB-17177789-subnet-calc-limited). Sophymarine's OpenRegistry classifies it under SIC 62012 (Business and domestic software development), one of 87,841 active UK entities in that code and one of 36,314 active companies registered in Sheffield (postcode S3). Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Status
Active
Type
Private Limited Company
Incorporated
2026-04-23
Registered Address
UNIT 34, 53 MOWBRAY STREET, 53 MOWBRAY STREET, SHEFFIELD, S3 8EN, UNITED KINGDOM
SIC
62012 — Business and domestic software development
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

Next accounts due 2028-01-23. Financial year-end: 30/04. Filing class: NO ACCOUNTS FILED.

Confirmation statement

Next confirmation statement due 2027-05-06.

Persons with significant control

SUBNET CALC LIMITED has 3 persons with significant control on file:

  • Mr Andrew Mark Jermy born 1981 resident in England, British national. Notified 2026-04-23.
    • Owns 25–50% of shares
    • Holds 25–50% of voting rights
    • Has the right to appoint and remove directors
  • Mr Ross Michael Lyndon Mason born 1980 resident in England, British national. Notified 2026-04-23.
    • Owns 25–50% of shares
    • Holds 25–50% of voting rights
    • Has the right to appoint and remove directors
  • Mr Jack Elliott Mason born 1992 resident in England, British national. Notified 2026-04-23.
    • Owns 25–50% of shares
    • Holds 25–50% of voting rights
    • Has the right to appoint and remove directors

Similar UK companies

Other companies registered under SIC 62012 (Business and domestic software development):

Other companies registered in Sheffield:

Need real-time profile, officers, shareholders, financials or filing? Open the live profile at /company/gb/17177789.

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