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Company profile

Castle Environmental Limited

UK company 03092243, incorporated on 17 August 1995.

Castle Environmental | Hazardous waste treatment & recycling

Hazardous & liquid waste treatment, recycling & management services for industrial & commercial business across the UK, including difficult-to-process wastes

Company number
03092243
Incorporated
17 Aug 1995
Companies House status
Active

Company identity

Founded / incorporated
17 August 1995

Company number 03092243

Verify at Companies House
Legal name
CASTLE ENVIRONMENTAL LIMITED
Company type
Private Limited Company
Region
East Midlands
Registered address
TREATMENT CENTRE CROMPTON ROAD
ILKESTON
DERBYSHIRE
DE7 4BG
Insolvency history
No

Corporate ownership

Updated 07 Jul 2026 09:49

6 levels 1 ultimate controller
1
Company Active LTD
Castle Environmental Limited
CRN 03092243
2
Direct controller Active LTD
Castle Environmental Management Limited
CRN 03460361
3
Intermediate controller Active LTD
Pulse Bidco Limited
CRN 14607221
4
Intermediate controller Active LTD
Cirqlr Group Finco Limited
CRN 14607112
5
Intermediate controller Active LTD
Cirqlr Group Limited
CRN 14607026
6
Intermediate controller Active LTD
Icon Sterling Infra Holdings Limited
CRN 14379094
7
Ultimate controller Active LLP
Icon Infrastructure LLP
CRN OC364705

Company events

Reference milestones and recent Companies House filing stream events.

5 events
30 Sep
2027

Accounts due

Accounts Due

Next accounts due date

31 Aug
2026

Confirmation statement due

Confirmation Due

Next confirmation statement due date

31 Dec
2025

Accounts filed

Accounts

Last accounts made up date

17 Aug
2025

Confirmation statement filed

Confirmation

Last confirmation statement made up date

17 Aug
1995

Incorporated

Inception

Company registered at Companies House