Company Active PLC

Company profile

Mast Energy Developments PLC

UK company 12886458, incorporated on 17 September 2020.

Quantum Data Energy PLC

Quantum Data Energy delivers flexible, modular power solutions to the UK grid and AI datacentres worldwide, enabling scalable, reliable energy for next-generation digital infrastructure.

Company number

12886458

Incorporated

17 Sep 2020

Companies House status

Active

Company identity

Founded / incorporated

17 September 2020

Company number 12886458

Verify at Companies House

Legal name

QUANTUM DATA ENERGY PLC

Company type

Public Limited Company

Region

London

Registered address

6TH FLOOR

99 GRESHAM STREET

LONDON

UNITED KINGDOM

EC2V 7NG

Insolvency history

Corporate ownership

Updated 07 Jul 2026 09:49

Controls 7

Mast Energy Developments PLC

No active corporate controller recorded.

Company events

Reference milestones and recent Companies House filing stream events.

6 events

09 Jul

2027

Confirmation statement due

Confirmation Due

Next confirmation statement due date

30 Sep

2026

Accounts due

Accounts Due

Next accounts due date

25 Jun

2026

Confirmation statement filed

Confirmation

Last confirmation statement made up date

10 Jun

2026

Capital Allotment Shares

Capital

SH01 | Transaction MzUyNjE4MjE1NWFkaXF6a2N4

Published 10 Jun 2026 09:38

31 Dec

2024

Accounts filed

Accounts

Last accounts made up date

17 Sep

2020

Incorporated

Inception

Company registered at Companies House