MAINFRAME WINDOWS LTD is an active UK private limited company, incorporated on 8 April 2017 at Companies House (number 10717214; OpenRegistry canonical ID GB-10717214-mainframe-windows-ltd). Sophymarine's OpenRegistry classifies it under SIC 43342 (Glazing), one of 6,304 active UK entities in that code and one of 25,245 active companies registered in Reading (postcode RG7). Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.
Last filed accounts made up to 2025-03-31. Next accounts due 2026-12-31. Financial year-end: 31/03. Filing class: MICRO ENTITY.
Last confirmation statement made up to 2026-03-31. Next confirmation statement due 2027-04-14.
MAINFRAME WINDOWS LTD has 2 persons with significant control on file:
1 historical PSC record has ceased:
Other companies registered under SIC 43342 (Glazing):
Other companies registered in Reading:
Need real-time profile, officers, shareholders, financials or filing? Open the live profile at /company/gb/10717214.