OpenRegistry
Companies House/London/Company profile

355PRO LTD

Active
04126618·incorporated 2000-12-15

355PRO LTD is an active UK private limited company, incorporated on 15 December 2000 at Companies House (number 04126618; OpenRegistry canonical ID GB-04126618-355pro-ltd). Sophymarine's OpenRegistry classifies it under SIC 62012 (Business and domestic software development), one of 107,927 active UK entities in that code and one of 1,093,852 active companies registered in London (postcode WC1N). Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Status
Active
Type
Private Limited Company
Incorporated
2000-12-15
Registered Address
27 OLD GLOUCESTER STREET, LONDON, WC1N 3AX, 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

Check filing history of 355PRO LTD

Accounts

Last filed accounts made up to 2024-12-31. Next accounts due 2026-09-30. Financial year-end: 31/12. Filing class: MICRO ENTITY.

Confirmation statement

Last confirmation statement made up to 2025-12-31. Next confirmation statement due 2027-01-14.

Persons with significant control

355PRO LTD has 1 person with significant control on file:

  • Mr Sage Dillon born 2002 resident in Hungary, Hungarian national. Notified 2025-09-15.
    • Owns 25–50% of shares
  • No individual or entity with significant control has been identified.
  • No individual or entity with significant control has been identified.

6 historical PSC records have ceased:

  • Mr Brian Dillon-Ferris born 1948 resident in England, British national. Notified 2020-05-01. Ceased 2020-05-01.
    • Has significant influence or control
  • Mr Sage Don Dillon born 2002 resident in England, British national. Notified 2024-02-01. Ceased 2024-02-20.
    • Owns 25–50% of shares
    • Holds 25–50% of voting rights
    • Has the right to appoint and remove directors
  • Mr Neil Anthony Chapman born 1945 resident in England, British national. Notified 2022-11-01. Ceased 2024-02-01.
    • Has significant influence or control
  • Mr Neil Anthony Chapman born 1945 resident in England, British national. Notified 2024-02-20. Ceased 2025-09-15.
    • Has significant influence or control
  • (unnamed). Notified 2016-12-31. Ceased 2020-05-01.
  • (unnamed). Notified 2020-05-01. Ceased 2022-11-01.

Previous names

355PRO LTD has previously traded as:

  • DEALMAKER.COM LTD (until 2010-10-29)

Similar UK companies

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

Other companies registered in London:

Need real-time profile, officers, shareholders, financials or filing? Open the live profile at /company/gb/04126618.

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