SIENNACO LTD is an active UK private limited company, incorporated on 11 February 2025 at Companies House (number 16244615; OpenRegistry canonical ID GB-16244615-siennaco-ltd). Sophymarine's OpenRegistry classifies it under SIC 74100 (specialised design activities), one of 32,463 active UK entities in that code and one of 13,889 active companies registered in Hull (postcode HU7). Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.
Next accounts due 2026-11-11. Financial year-end: 28/02. Filing class: NO ACCOUNTS FILED.
Last confirmation statement made up to 2026-02-10. Next confirmation statement due 2027-02-24.
SIENNACO LTD has 1 person with significant control on file:
1 historical PSC record has ceased:
Other companies registered under SIC 74100 (specialised design activities):
Other companies registered in Hull:
Need real-time profile, officers, shareholders, financials or filing? Open the live profile at /company/gb/16244615.