Company Active LTD

Company profile

Chemical Treatment Services (Ireland) Limited

UK company NI017799, incorporated on 14 September 1984.

Chemical Treatment Services (Ireland) Limited is a UK company with status Active founded in 1984 based in Northern Ireland.

Company number

NI017799

Incorporated

14 Sep 1984

Companies House status

Active

Company identity

Founded / incorporated

14 September 1984

Company number NI017799

Verify at Companies House

Legal name

CHEMICAL TREATMENT SERVICES (IRELAND) LIMITED

Company type

Private Limited Company

Region

Northern Ireland

Registered address

HARBOUR COURT, CTS HOUSE

9 HERON ROAD

BELFAST

NORTHERN IRELAND

BT3 9HB

Insolvency history

No

Corporate ownership

Updated 07 Jul 2026 09:49

7 levels 1 ultimate controller

1

Company Active LTD

Chemical Treatment Services (Ireland) Limited

CRN NI017799

2

Direct controller Active LTD

HSL Compliance Holdings Limited

CRN 08313030

3

Intermediate controller Active LTD

HSL Compliance Group Limited

CRN 11738872

4

Intermediate controller Active LTD

Mariner Bidco Limited

CRN 16195589

5

Intermediate controller Active LTD

Mariner Midco 2 Limited

CRN 16195523

6

Intermediate controller Active LTD

Mariner Midco 1 Limited

CRN 16195465

7

Intermediate controller Active LTD

Mariner Topco Limited

CRN 16195228

8

Ultimate controller

572 174 035 00079

CRN 572 174 035 00079

Company events

Reference milestones and recent Companies House filing stream events.

5 events

14 Jan

2027

Confirmation statement due

Confirmation Due

Next confirmation statement due date

30 Sep

2026

Accounts due

Accounts Due

Next accounts due date

31 Dec

2025

Confirmation statement filed

Confirmation

Last confirmation statement made up date

31 Dec

2024

Accounts filed

Accounts

Last accounts made up date

14 Sep

1984

Incorporated

Inception

Company registered at Companies House