openregistry-gb-NI001509·13 UK shareholdings·3 ownership layers
NORTHSTONE MATERIALS LIMITED is a UK-registered corporate shareholder (Companies House number NI001509) and holds shares in 13 active UK companies, recorded across 17 share-class positions on their Companies House confirmation statements (CS01). Beneath those direct holdings OpenRegistry resolves a further 45 companies spanning 3 ownership layers, of which 5 direct holdings are themselves holding companies; the persons-with-significant-control register independently agrees on 13 of these holdings. Sophymarine OpenRegistry ID openregistry-gb-NI001509. It ranks #1,262 of 54,210 corporate shareholders by number of active UK holdings. Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.