Company No. 03108396 · Incorporated 29 Sep 1995
Ecl Group Limited
Registered name: ECL GROUP LIMITED
Part of Tetra Tech, Inc. groupSIC 09100Support activities for petroleum and natural gas extractionSIC 70100Activities of head offices
- Status
- Active
- Location
- Abingdon
- Age
- 31 yrs · since 1995
- Type
- Private Limited Company
Accounts filed on paper
This company's accounts aren't in Companies House's electronic data — larger companies and groups often file scanned PDF accounts, which we can't read yet. You can view the filed accounts on Companies House.
View filed accounts on Companies HouseCorporate ownership
Group structure
Ownership chain
- Tetra Tech, Inc. (registered outside the UK register)ultimate parent75–100%
- Tetra Tech UK Holdings Limited75–100%
- R P S Group Limited75–100%
- Ecl Group Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (1)
- Exploration Consultants LimitedFigures not disclosed
Sister companies (4)
- Tetra Tech RPS Energy Consultants LimitedRev. £13.8m · Profit £289k
- Tetra Tech Consulting LimitedFigures not disclosed
- Tetra Tech Environmental Management LimitedFigures not disclosed
- Tetra Tech RPS Energy LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Sources
Updated from Companies House on 23 Oct 2026
Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.