Oil and gas platforms: C
65 oil and gas platforms
| Platform | Country | Operator | Structure | Project stage |
|---|---|---|---|---|
| CALDER | United Kingdom | HARBOUR ENERGY PLC | PLATFORM | Operating |
| CALIPSO | Italy | ENI | Fixed steel | Operating |
| CALPURNIA | Italy | ENI | Fixed steel | Operating |
| CAMILLA 2 | Italy | ENI | Subsea steel | Operating |
| CAPTAIN | United Kingdom | ITHACA ENERGY | FPSO | Operating |
| CAPTAIN BLPA | United Kingdom | ITHACA ENERGY | PLATFORM | Operating |
| CAPTAIN WPPA | United Kingdom | ITHACA ENERGY | PLATFORM | Operating |
| CARAVEL QR | United Kingdom | ROYAL DUTCH SHELL | PLATFORM | Operating |
| CARDINAL BUOY 1 | United Kingdom | CNR INTERNATIONAL | BUOY | Operating |
| CARDINAL BUOY 2 | United Kingdom | CNR INTERNATIONAL | BUOY | Operating |
| CARRACK QA | United Kingdom | ROYAL DUTCH SHELL | PLATFORM | Operating |
| CASSIOPEA 1 | Italy | ENI | Subsea steel | Operating |
| CATCHER | United Kingdom | HARBOUR ENERGY PLC | FPSO | Operating |
| CATS RISER | United Kingdom | CHRYSAOR HOLDINGS | PLATFORM | Operating |
| CAVENDISH | United Kingdom | INEOS INDUSTRIES | PLATFORM | Operating |
| Cecilie | Denmark | DONG E & P | Fixed steel | Operating |
| CELTIC DEEP GUARD BUOY KFB20/2012 AREA5 | United Kingdom | CEFAS | BUOY | Operating |
| CELTIC DEEP SMART BUOY KFB20/2012 AREA5 | United Kingdom | CEFAS | BUOY | Operating |
| CENTRAL PRODUCTION PLTFM CPP1 | United Kingdom | SPIRIT ENERGY | PLATFORM | Operating |
| CERVIA A | Italy | ENI | Fixed steel | Operating |
| CERVIA A CLUSTER | Italy | ENI | Fixed steel | Operating |
| CERVIA B | Italy | ENI | Fixed steel | Operating |
| CERVIA C | Italy | ENI | Fixed steel | Operating |
| CERVIA K | Italy | ENI | Fixed steel | Operating |
| CHISWICK PLATFORM | United Kingdom | SPIRIT ENERGY | PLATFORM | Operating |
| CLAIR | United Kingdom | BP EXPLORATION | PLATFORM | Operating |
| CLAIR RIDGE DP | United Kingdom | BP EXPLORATION | PLATFORM | Operating |
| CLAIR RIDGE QU | United Kingdom | BP EXPLORATION | PLATFORM | Operating |
| CLARA EST | Italy | ENI | Fixed steel | Operating |
| CLARA NORD | Italy | ENI | Fixed steel | Operating |
| CLARA NW | Italy | ENI | Fixed steel | Operating |
| CLARA OVEST | Italy | ENI | Fixed steel | Operating |
| CLAYMORE CAP | United Kingdom | REPSOL SINOPEC RESOURCES | PLATFORM | Operating |
| CLAYMORE CPP | United Kingdom | REPSOL SINOPEC RESOURCES | PLATFORM | Operating |
| CLEETON CC | United Kingdom | PERENCO OIL & GAS | PLATFORM | Operating |
| CLEETON PQ | United Kingdom | PERENCO OIL & GAS | PLATFORM | Operating |
| CLEETON RISER TOWER | United Kingdom | PERENCO OIL & GAS | PLATFORM | Operating |
| CLEETON WLTR | United Kingdom | PERENCO OIL & GAS | PLATFORM | Operating |
| CLIPPER PC | United Kingdom | ROYAL DUTCH SHELL | PLATFORM | Operating |
| CLIPPER PH | United Kingdom | ROYAL DUTCH SHELL | PLATFORM | Operating |
| CLIPPER PM | United Kingdom | ROYAL DUTCH SHELL | PLATFORM | Operating |
| CLIPPER PR | United Kingdom | ROYAL DUTCH SHELL | PLATFORM | Operating |
| CLIPPER PT | United Kingdom | ROYAL DUTCH SHELL | PLATFORM | Operating |
| CLIPPER PW | United Kingdom | ROYAL DUTCH SHELL | PLATFORM | Operating |
| CLIPPER SOUTH | United Kingdom | INEOS INDUSTRIES | PLATFORM | Operating |
| CLYDE | United Kingdom | REPSOL SINOPEC RESOURCES | PLATFORM | Operating |
| COD | Norway | ConocoPhillips Skandinavia AS | Fixed steel | Decommissioned |
| COD FL | Norway | ConocoPhillips Skandinavia AS | Fixed steel | Decommissioned |
| CONWY PLATFORM | United Kingdom | ENI UK LIMITED | PLATFORM | Operating |
| CORMORANT A | United Kingdom | TAQA EUROPA B.V. | PLATFORM | Operating |
| CORMORANT NORTH | United Kingdom | TAQA EUROPA B.V. | PLATFORM | Operating |
| Corrib | Ireland | Shell | Subsea steel | Decommissioned |
| CORSEWALL POINT | United Kingdom | — | TERMINAL | Operating |
| CORVETTE CV | United Kingdom | ROYAL DUTCH SHELL | PLATFORM | Operating |
| CP-Q8-A (verwijderd) | Netherlands | WIN | Fixed steel | Decommissioned |
| CRUDEN BAY TANKS | United Kingdom | — | TERMINAL | Operating |
| CULZEAN FSO - AILSA | United Kingdom | TOTALENERGIES UPSTREAM UK LIMITED | FSO | Operating |
| CULZEAN LIVING QTRS AND UTILITY (ULQ) | United Kingdom | TOTALENERGIES UPSTREAM UK LIMITED | PLATFORM | Operating |
| CULZEAN PROCESSING PLATFORM (CPF) | United Kingdom | TOTALENERGIES UPSTREAM UK LIMITED | PLATFORM | Operating |
| CULZEAN WHP JACKET | United Kingdom | TOTALENERGIES UPSTREAM UK LIMITED | PLATFORM | Operating |
| CUTTER QC | United Kingdom | ROYAL DUTCH SHELL | PLATFORM | Operating |
| CYGNUS A (APU) | United Kingdom | NEPTUNE E&P | PLATFORM | Operating |
| CYGNUS A (AUQ) | United Kingdom | NEPTUNE E&P | PLATFORM | Operating |
| CYGNUS A (AWHP) | United Kingdom | NEPTUNE E&P | PLATFORM | Operating |
| CYGNUS B (BWHP) | United Kingdom | NEPTUNE E&P | PLATFORM | Operating |