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Companies House/London/Company profile

HARMONAI LIMITED

Active
15577124·incorporated 2024-03-19

HARMONAI LIMITED is an active UK private limited company, incorporated on 19 March 2024 at Companies House (number 15577124; OpenRegistry canonical ID GB-15577124-harmonai-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 1,093,852 active companies registered in London (postcode WC2H). Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Status
Active
Type
Private Limited Company
Incorporated
2024-03-19
Registered Address
71-75 SHELTON STREET, COVENT GARDEN, LONDON, WC2H 9JQ, 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 HARMONAI LIMITED

Accounts

Last filed accounts made up to 2025-03-31. Next accounts due 2026-12-31. Financial year-end: 31/03. Filing class: TOTAL EXEMPTION FULL.

Confirmation statement

Last confirmation statement made up to 2026-01-30. Next confirmation statement due 2027-02-13.

Persons with significant control

HARMONAI LIMITED has 2 persons with significant control on file:

  • Mr Simon Rolando Pangrazio born 1965 resident in Australia, Australian national. Notified 2024-03-19.
    • Owns 25–50% of shares
    • Holds 25–50% of voting rights
  • Mr William Rylance born 1959 resident in United Kingdom, British national. Notified 2024-03-19.
    • Owns 25–50% of shares
    • Holds 25–50% of voting rights

1 historical PSC record has ceased:

  • Mr Marcello Fontana born 1965 resident in Thailand, Italian national. Notified 2024-03-19. Ceased 2025-03-17.
    • Owns 25–50% of shares
    • Holds 25–50% of voting rights

Previous names

HARMONAI LIMITED has previously traded as:

  • CONSTELLAITION LIMITED (until 2024-06-25)

Similar UK companies

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Need real-time profile, officers, shareholders, financials or filing? Open the live profile at /company/gb/15577124.

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