Group Structure
Corporate ownership hierarchy and control relationships
3 Parents 218 Subsidiaries
Parent Companies
| Company Name | Company ID | Country | Ownership | |
|---|---|---|---|---|
| RSK GROUP LIMITED | UK-03761340 | united kingdom | - | |
| ARES MANAGEMENT LIMITED | UK-05837428 | united kingdom | - | |
| ARES MANAGEMENT CORPORATION | 5434226 | united states of america | - |
RSK ENVIRONMENT LIMITED
UK-SC115530
Subsidiary Companies
| Company Name | Company ID | Country | Ownership | Depth | |
|---|---|---|---|---|---|
| 1ST INRAIL LIMITED +2 | UK-06252002 | united kingdom | 75-100% | Level 1 | |
| 3BM LIMITED +1 | UK-08008506 | united kingdom | 75-100% | Level 1 | |
| ACIES CIVIL AND STRUCTURAL LIMITED | UK-07195701 | united kingdom | 75-100% | Level 1 | |
| ADVANTAGE RSK LIMITED | UK-13660383 | united kingdom | 50-75% | Level 1 | |
| AJ ENGINEERING & CONSTRUCTION SERVICES LIMITED +2 | UK-SC188199 | united kingdom | 75-100% | Level 1 | |
| APOLLO STRATEGIC COMMUNICATIONS LIMITED | UK-06563797 | united kingdom | 75-100% | Level 1 | |
| ARA ARCHITECTURE LIMITED | UK-07729784 | united kingdom | 75-100% | Level 1 | |
| ARGRENNAN ESTATE LIMITED | UK-13876305 | united kingdom | 75-100% | Level 1 | |
| ARGUS ENVIRONMENTAL LIMITED | UK-02769631 | united kingdom | 75-100% | Level 1 | |
| ATP ARCHITECTS + SURVEYORS LIMITED | UK-08648558 | united kingdom | 75-100% | Level 1 | |
| ATV CONTRACT SERVICES LIMITED | UK-04515676 | united kingdom | 75-100% | Level 1 | |
| AURORA HEALTH PHYSICS SERVICES LIMITED | UK-04276316 | united kingdom | 75-100% | Level 1 | |
| AXIS WELL TECHNOLOGY GROUP LIMITED +2 | UK-08430347 | united kingdom | 75-100% | Level 1 | |
| AZERBAIJAN ENVIRONMENT AND TECHNOLOGY CENTRE LIMITED | UK-SC158836 | united kingdom | 75-100% | Level 1 | |
| BATEMAN SKIPS LTD +1 | UK-04934307 | united kingdom | 75-100% | Level 1 | |
| BINNIE & PARTNERS LIMITED +1 | UK-12999342 | united kingdom | 75-100% | Level 1 | |
| BMG RESEARCH HOLDINGS LIMITED | UK-10236510 | united kingdom | 75-100% | Level 1 | |
| BMG RESEARCH LTD | UK-02841970 | united kingdom | 75-100% | Level 1 | |
| BROWN & MAY MARINE HOLDINGS LIMITED | UK-12696411 | united kingdom | 75-100% | Level 1 | |
| BROWN & MAY MARINE LIMITED | UK-01788594 | united kingdom | 75-100% | Level 1 | |
| BTS GROUP LIMITED +3 | UK-04299486 | united kingdom | 75-100% | Level 1 | |
| BUILDING SCIENCES LIMITED | UK-01992975 | united kingdom | 75-100% | Level 1 | |
| CALIBRATE GROUP LIMITED +4 | UK-12572433 | united kingdom | 75-100% | Level 1 | |
| CARBON ZERO CONSULTING LTD | UK-03320795 | united kingdom | 75-100% | Level 1 | |
| CEETECH LIMITED | UK-04242024 | united kingdom | 75-100% | Level 1 | |
| CENTARA GROUP LTD +1 | UK-08120950 | united kingdom | 75-100% | Level 1 | |
| CENTARA LTD +1 | UK-07015837 | united kingdom | 75-100% | Level 1 | |
| CENTRAL ALLIANCE (HOLDINGS) LIMITED | UK-08887003 | united kingdom | 75-100% | Level 1 | |
| CENTRAL ALLIANCE PRE CONSTRUCTION SERVICES LTD | UK-05769713 | united kingdom | 75-100% | Level 1 | |
| C.J. ASSOCIATES GEOTECHNICAL LIMITED | UK-01544609 | united kingdom | 75-100% | Level 1 | |
| CONSENTS SOLUTIONS LTD | UK-07802798 | united kingdom | 75-100% | Level 1 | |
| COPELAND WEDGE ASSOCIATES LTD | UK-07709882 | united kingdom | 75-100% | Level 1 | |
| COPPER CONSULTANCY LIMITED | UK-03030759 | united kingdom | 75-100% | Level 1 | |
| CRCE PLANT LIMITED | UK-10408804 | united kingdom | 75-100% | Level 1 | |
| C.R. CIVIL ENGINEERING LIMITED | UK-03950591 | united kingdom | 75-100% | Level 1 | |
| CS2 LIMITED | UK-03888977 | united kingdom | 75-100% | Level 1 | |
| CX GROUP HOLDINGS LIMITED +3 | UK-14655804 | united kingdom | 75-100% | Level 1 | |
| DEANS HOLDCO LIMITED +1 | UK-SC783027 | united kingdom | - | Level 1 | |
| DRILLING SUPPLIES UK LIMITED | UK-06045403 | united kingdom | 75-100% | Level 1 | |
| DWD PROPERTY AND PLANNING LIMITED | UK-15174312 | united kingdom | 75-100% | Level 1 | |
| EB7 LIMITED +3 | UK-06434420 | united kingdom | 75-100% | Level 1 | |
| ECOLOGIA ENVIRONMENTAL SOLUTIONS HOLDINGS LIMITED +1 | UK-07330158 | united kingdom | 75-100% | Level 1 | |
| ECONOMIC RESEARCH SERVICES LIMITED | UK-02937576 | united kingdom | 75-100% | Level 1 | |
| EDP CONSULTANTS LTD +2 | UK-09114212 | united kingdom | 75-100% | Level 1 | |
| EIB GROUP LIMITED +2 | UK-11267170 | united kingdom | 75-100% | Level 1 | |
| ELECTROKINETIC LIMITED | UK-04183422 | united kingdom | 75-100% | Level 1 | |
| ELSYM INSTALLATIONS LIMITED | UK-04070943 | united kingdom | 75-100% | Level 1 | |
| ENVIREAU LTD | UK-06647619 | united kingdom | 75-100% | Level 1 | |
| ENVIRESEARCH LIMITED | UK-04292592 | united kingdom | 75-100% | Level 1 | |
| ENVIRESEARCH TECHNOLOGIES LIMITED | UK-11541342 | united kingdom | 75-100% | Level 1 | |
| ENVIROFLOW MANAGEMENT LIMITED | UK-07227667 | united kingdom | 75-100% | Level 1 | |
| FELLOWS CONSTRUCTION CONSULTANTS LTD | UK-08722651 | united kingdom | 75-100% | Level 1 | |
| FISHTEK LIMITED | UK-03749571 | united kingdom | 75-100% | Level 1 | |
| FR CONSULTANTS LIMITED | UK-11354060 | united kingdom | 75-100% | Level 1 | |
| GEOCORE SITE INVESTIGATIONS LIMITED | UK-04042825 | united kingdom | 75-100% | Level 1 | |
| GEOTECHNICAL & STRUCTURAL SERVICES (HOLDINGS) LIMITED +1 | UK-09730275 | united kingdom | 75-100% | Level 1 | |
| GHI RENEWABLES LIMITED | UK-05942386 | united kingdom | 75-100% | Level 1 | |
| GLOBAL RAIL CONSTRUCTION LIMITED | UK-04272798 | united kingdom | 75-100% | Level 1 | |
| HAWKINS ELECTRICAL HOLDINGS LIMITED +1 | UK-10697268 | united kingdom | 75-100% | Level 1 | |
| HEADLAND ARCHAEOLOGY (UK) LIMITED | UK-SC342945 | united kingdom | - | Level 1 | |
| HEADLAND GROUP LIMITED | UK-SC162974 | united kingdom | 75-100% | Level 1 | |
| HOLLYWOOD CIVIL ENGINEERING LIMITED | UK-06726914 | united kingdom | 75-100% | Level 1 | |
| HOMER BURGESS LIMITED | UK-SC055598 | united kingdom | - | Level 1 | |
| HYDROFIX LIMITED | UK-04713320 | united kingdom | 75-100% | Level 1 | |
| IAN FARMER ASSOCIATES (1998) LIMITED | UK-03661447 | united kingdom | 75-100% | Level 1 | |
| J & A PELLING LTD | UK-01062334 | united kingdom | 75-100% | Level 1 | |
| KENDALL KINGSCOTT LIMITED | UK-04605743 | united kingdom | 75-100% | Level 1 | |
| KIRTON WATER TREATMENT SERVICES LIMITED | UK-08612475 | united kingdom | 75-100% | Level 1 | |
| KMGP LIMITED | UK-04249588 | united kingdom | 75-100% | Level 1 | |
| LARSEN WATER MANAGEMENT LTD | UK-NI024918 | united kingdom | 75-100% | Level 1 | |
| LEAP ENVIRONMENTAL LIMITED | UK-06552502 | united kingdom | 75-100% | Level 1 | |
| MG SCAFFOLDING (OXFORD) LIMITED | UK-04543435 | united kingdom | 75-100% | Level 1 | |
| MIDROCK CONSTRUCTION LIMITED | UK-08250303 | united kingdom | 75-100% | Level 1 | |
| MILESTONE COMMUNICATIONS LIMITED | UK-05542487 | united kingdom | 75-100% | Level 1 | |
| MSS GROUP LIMITED +3 | UK-05486864 | united kingdom | 75-100% | Level 1 | |
| MWH UK ACQUISITIONS LIMITED +1 | UK-11652932 | united kingdom | 75-100% | Level 1 | |
| N-ABLE HOLDINGS LTD +1 | UK-05459336 | united kingdom | 75-100% | Level 1 | |
| NON DESTRUCTIVE TESTING SERVICES LIMITED | UK-04560287 | united kingdom | 75-100% | Level 1 | |
| NON ENTRY SYSTEMS LIMITED | UK-03052061 | united kingdom | 75-100% | Level 1 | |
| OPTISOL SERVICES LTD | UK-10212112 | united kingdom | 75-100% | Level 1 | |
| PA GROUP (UK) LIMITED | UK-06257126 | united kingdom | 75-100% | Level 1 | |
| PEGASYS LIMITED | UK-10333897 | united kingdom | 75-100% | Level 1 | |
| PELLINGS LLP | UK-OC326178 | united kingdom | - | Level 1 | |
| PENDRAGON HOLDINGS LIMITED +1 | UK-10212776 | united kingdom | 75-100% | Level 1 | |
| PHAROS FIELD ENGINEERING SERVICES LIMITED | UK-04869285 | united kingdom | 75-100% | Level 1 | |
| PHAROS GENERATOR SERVICES LIMITED | UK-08334792 | united kingdom | 75-100% | Level 1 | |
| PHAROS POWER SUPPORT GROUP LIMITED | UK-13044906 | united kingdom | 75-100% | Level 1 | |
| PROEON HOLDINGS LIMITED | UK-11306634 | united kingdom | 75-100% | Level 1 | |
| PROEON SYSTEMS LIMITED | UK-05112628 | united kingdom | 75-100% | Level 1 | |
| PROJECT IRES TOPCO LIMITED +1 | UK-09113299 | united kingdom | 75-100% | Level 1 | |
| PROJECT MILNER LIMITED | UK-08534885 | united kingdom | 75-100% | Level 1 | |
| RICHARD ALLITT ASSOCIATES LIMITED | UK-03255404 | united kingdom | 75-100% | Level 1 | |
| RICHARD IRVIN FM LIMITED | UK-11454668 | united kingdom | 75-100% | Level 1 | |
| R.J.T. EXCAVATIONS LIMITED | UK-SC118090 | united kingdom | - | Level 1 | |
| ROC CONSULTING LIMITED | UK-03126673 | united kingdom | 75-100% | Level 1 | |
| RSK ACOUSTICS LIMITED | UK-07102436 | united kingdom | 75-100% | Level 1 | |
| RSK ADAS LIMITED +1 | UK-10486936 | united kingdom | 75-100% | Level 1 | |
| RSK BIOCENSUS LIMITED +1 | UK-04364279 | united kingdom | 75-100% | Level 1 | |
| RSK HI-LINE LIMITED | UK-13765064 | united kingdom | 75-100% | Level 1 | |
| RSK INTEGRATED WASTE SOLUTIONS LIMITED | UK-13412469 | united kingdom | 75-100% | Level 1 | |
| RSK INVESTMENTS LIMITED +1 | UK-04500781 | united kingdom | 75-100% | Level 1 | |
| RSK (IRELAND) LIMITED | UK-05857689 | united kingdom | 75-100% | Level 1 | |
| RSK NATURE REPAIR LIMITED | UK-15993853 | united kingdom | 50-75% | Level 1 | |
| RSK ORBITAL LIMITED +2 | UK-03686187 | united kingdom | 75-100% | Level 1 | |
| RSK RAW LIMITED | UK-12071477 | united kingdom | 75-100% | Level 1 | |
| RSK RENEWABLES LIMITED | UK-SC328796 | united kingdom | 75-100% | Level 1 | |
| RSKW LTD | UK-06548422 | united kingdom | 75-100% | Level 1 | |
| SALIX RIVER & WETLAND SERVICES LIMITED +3 | UK-04944506 | united kingdom | 75-100% | Level 1 | |
| SILCOCK LEEDHAM GROUP LTD +2 | UK-07470740 | united kingdom | 75-100% | Level 1 | |
| SINGLETON CLAMP & PARTNERS LIMITED | UK-03728935 | united kingdom | 75-100% | Level 1 | |
| SONIC DRILLING & PILING PLANTHIRE LIMITED | UK-07981593 | united kingdom | 75-100% | Level 1 | |
| SOUTHERN ECOLOGICAL SOLUTIONS LIMITED +1 | UK-06192687 | united kingdom | 75-100% | Level 1 | |
| SPENCER ECA GROUP LIMITED | UK-12025776 | united kingdom | 75-100% | Level 1 | |
| SPENCER QUANTUM LIMITED +1 | UK-02928764 | united kingdom | 75-100% | Level 1 | |
| STEPHENSON HALLIDAY LIMITED | UK-04179680 | united kingdom | 75-100% | Level 1 | |
| STREETWISE UK MANAGEMENT LIMITED | UK-05129606 | united kingdom | 75-100% | Level 1 | |
| SUSTAINABLE AQUAFARMS LIMITED | UK-11791094 | united kingdom | 50-75% | Level 1 | |
| TBF CONTRACTING LIMITED | UK-09762168 | united kingdom | 75-100% | Level 1 | |
| TBF SCAFFOLDING LTD | UK-01841098 | united kingdom | 75-100% | Level 1 | |
| TBF TRAFFIC LTD | UK-04689212 | united kingdom | 75-100% | Level 1 | |
| TECHNICAL EDITING SERVICES LIMITED | UK-02928662 | united kingdom | 75-100% | Level 1 | |
| TECHNIK GROUND SOLUTIONS LIMITED | UK-07874856 | united kingdom | 75-100% | Level 1 | |
| THE WOODHOUSE PARTNERSHIP LIMITED +2 | UK-02935938 | united kingdom | 75-100% | Level 1 | |
| THUS CONSULTANTS LTD | UK-12258876 | united kingdom | 75-100% | Level 1 | |
| TRAVIS BAKER (HOLDINGS) LTD +2 | UK-08922122 | united kingdom | 75-100% | Level 1 | |
| TRAVIS BAKER LIMITED | UK-05703678 | united kingdom | 75-100% | Level 1 | |
| TREEFELLERS LIMITED | UK-06727099 | united kingdom | 75-100% | Level 1 | |
| TWIG TRADING LIMITED | UK-04427764 | united kingdom | 75-100% | Level 1 | |
| UP AND UNDER GROUP LIMITED +2 | UK-05435793 | united kingdom | 75-100% | Level 1 | |
| UP AND UNDER LIMITED | UK-02434409 | united kingdom | 75-100% | Level 1 | |
| VIRTUS ENERGY LIMITED | UK-12080810 | united kingdom | 50-75% | Level 1 | |
| WALDRAMS LIMITED | UK-08809725 | united kingdom | 75-100% | Level 1 | |
| WATER RESEARCH CENTRE LIMITED +2 | UK-11172223 | united kingdom | 75-100% | Level 1 | |
| WATERTRAIN ACQUISITIONS LIMITED | UK-08571292 | united kingdom | 75-100% | Level 1 | |
| WATERTRAIN LIMITED +1 | UK-06401993 | united kingdom | 75-100% | Level 1 | |
| W.CROWDER & SONS LIMITED | UK-01069525 | united kingdom | 75-100% | Level 1 | |
| W.G.M (ENGINEERING)LIMITED | UK-SC099834 | united kingdom | - | Level 1 | |
| WINDTECHS LTD | UK-06369650 | united kingdom | 75-100% | Level 1 | |
| WYSE GROUP LIMITED +1 | UK-05665971 | united kingdom | 75-100% | Level 1 |