Mainframe VC Ltd

Active16906761 Private limited company
Incorporated
12 December 2025 (10 months)
Previously known as
Alphagraph VC Ltd (until 30 July 2026)
This list may be incomplete. See all names on Companies House
Industry
Activities of venture and development capital companies (64303)
Owned by
Jack Richardson
Region
Greater London
Address
C/o Notion Capital Managers LLP
91 Wimpole Street
London
W1G 0EF

Filing status

Accounts due
12 September 2027
Conf. stmt due
25 December 2026

Officers

Not loaded yet. See them on Companies House

Ownership 1 active

People and entities with significant control, from the Companies House PSC register

Jack Richardson
Individual · Notified 12 December 2025
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
British
Born July 1998 (28)

Holdings 2

Companies where Mainframe VC Ltd is registered as a person with significant control

Owns 75–100% of shares
Active
Holds 75–100% of voting rights
Active

Filings

Filing history not loaded yet. See it on Companies House

Some other companies at this address

Other companies in this industry

By trade and location

New companies in London →

Explore the largest companies

Largest companies in London, UK →

Need accounts figures, ownership or websites for thousands of companies? Bulk data & API →

← Back to companies Official record on Companies House ↗

Already have an account?

Create your account

Save searches and get the weekly email of new matches.

First name is required.
Last name is required.
Enter an email address like name@example.com.
Must be at least 8 characters. Password must be at least 8 characters.

Already have an account?