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Company profile

Mainprize Midco 3 Limited

UK company 16946493, incorporated on 6 January 2026.

Mainprize Midco 3 Limited is a UK company with status active founded in 2026 based in Yorkshire and the Humber.

Company number
16946493
Incorporated
6 Jan 2026
Companies House status
Active

Company identity

Founded / incorporated
6 January 2026

Company number 16946493

Verify at Companies House
Legal name
MAINPRIZE MIDCO 3 LIMITED
Company type
LTD
Region
Yorkshire and the Humber
Registered address
Unknown
Insolvency history
No

Corporate ownership

Updated 07 Jul 2026 09:49

5 levels 1 ultimate controller Controls 1
1
Company Active LTD
Mainprize Midco 3 Limited
CRN 16946493
2
Direct controller Active LTD
Mainprize Holdings Limited
CRN 11873588
3
Intermediate controller Active LTD
Project Summer Bidco Limited
CRN 15248100
4
Intermediate controller Active LTD
Project Summer Topco Limited
CRN 15246688
5
Intermediate controller Active LLP
Alcuin GP V LLP
CRN OC428481
6
Ultimate controller Active LLP
Alcuin Capital Partners LLP
CRN OC331090

Company events

Reference milestones and recent Companies House filing stream events.

2 events
27 Aug
2026

Change Account Reference Date Company Previous Shortened

Accounts Awaiting analysis

AA01 | Transaction MzU0MTE5MjczMWFkaXF6a2N4

Published 27 Aug 2026 09:05

06 Jan
2026

Incorporated

Inception

Company registered at Companies House