Company Active LTD

Company profile

Callisto Data Limited

UK company 12266916, incorporated on 17 October 2019.

M Group Services | M Group Services

M Group Services delivers a range of essential infrastructure services within the water, energy, transport and telecom in the UK & Ireland.

Company number

12266916

Incorporated

17 Oct 2019

Companies House status

Active

Company identity

Founded / incorporated

17 October 2019

Company number 12266916

Verify at Companies House

Legal name

M GROUP ENERGY (DATA INSIGHT) LIMITED

Company type

Private Limited Company

Region

East of England

Registered address

ABEL SMITH HOUSE

GUNNELS WOOD ROAD

STEVENAGE

HERTFORDSHIRE

ENGLAND

SG1 2ST

Insolvency history

No

Corporate ownership

Updated 07 Jul 2026 09:49

8 levels 1 ultimate controller

1

Company Active LTD

Callisto Data Limited

CRN 12266916

2

Direct controller Active LTD

Morrison Data Services Limited

CRN 03076187

3

Intermediate controller Active LTD

MGS Energy Limited

CRN 13753095

4

Intermediate controller Active LTD

M Group Services Limited

CRN 10260164

5

Intermediate controller Active LTD

Minerva Bidco Limited

CRN 11279441

6

Intermediate controller Active LTD

Minerva Equity Limited

CRN 11279452

7

Intermediate controller Active LTD

Midas Bidco I Limited

CRN 15776694

8

Intermediate controller Active LTD

Midas Midco Limited

CRN 15771848

9

Ultimate controller

00140080

CRN 00140080

Company events

Reference milestones and recent Companies House filing stream events.

8 events

31 Dec

2026

Accounts due

Accounts Due

Next accounts due date

30 Oct

2026

Confirmation statement due

Confirmation Due

Next confirmation statement due date

20 Aug

2026

Accounts With Accounts Type Full

Accounts PDF pending

AA | Transaction MzUzOTMwNzE4N2FkaXF6a2N4 | Paper/PDF filed

Published 21 Aug 2026 23:05

06 Jul

2026

Appoint Person Secretary Company With Name Date

Officers

AP03 | Transaction MzUzMDczNDY0OWFkaXF6a2N4

Published 06 Jul 2026 12:49

06 Jul

2026

Termination Secretary Company With Name Termination Date

Officers

TM02 | Transaction MzUzMDczNDQ3MWFkaXF6a2N4

Published 06 Jul 2026 12:49

16 Oct

2025

Confirmation statement filed

Confirmation

Last confirmation statement made up date

31 Mar

2025

Accounts filed

Accounts

Last accounts made up date

17 Oct

2019

Incorporated

Inception

Company registered at Companies House