OpenRegistry
UK companies/Company owner profile

MML KEYSTONE HOLDCO 1 LTD

UK registered
openregistry-gb-14550965·2 UK shareholdings·12 ownership layers

MML KEYSTONE HOLDCO 1 LTD is a UK-registered corporate shareholder (Companies House number 14550965) and holds shares in 2 active UK companies, recorded across 2 share-class positions on their Companies House confirmation statements (CS01). Beneath those direct holdings OpenRegistry resolves a further 17 companies spanning 12 ownership layers, of which 1 direct holdings are themselves holding companies; the persons-with-significant-control register independently agrees on 1 of these holdings. Sophymarine OpenRegistry ID openregistry-gb-14550965. It ranks #23,782 of 54,210 corporate shareholders by number of active UK holdings. Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Companies held
2
Share-class positions
2
Identity
UK company 14550965
Jurisdiction
UNITED KINGDOM
Ownership layers below
12
Holdings that are holding companies
1
PSC register agrees on
1 holdings

Shareholdings

Every company MML KEYSTONE HOLDCO 1 LTD appears on as a member, as filed. 2 of 2 are linked to their Companies House profile.

Company heldStatusShare classShares% of class% of capitalTotal % of capitalAs of
BIRDIE HOLDCO LIMITED openregistry-gb-14920177ActiveA1 ORDINARY177,933100.00%44.97%44.97%2024-06-06
CIRCLE INVESTCO LIMITEDopenregistry-gb-15922340ActiveA ORDINARY22,848,890100.00%28.97%28.97%2025-08-27

Ownership structure below these holdings

17 further companies sit beneath this entity’s direct holdings, across 12 layers. Each is linked to its Companies House profile.

Related company owners

Other corporate shareholders of comparable size registered in UNITED KINGDOM: