| EDF Energy (NNB) Limited | Private company limited by shares | Live |
| NOAH ENERGY LIMITED | Private company limited by shares | Dissolved |
| NOAHSIA ENERGY LIMITED | Private company limited by shares | Live |
| NOBEL ENERGY LIMITED | Private company limited by shares | Dissolved |
| NOESIS ENERGY LIMITED | Private company limited by shares | Live |
| NOMIS ENERGY SERVICE LIMITED | Private company limited by shares | Dissolved |
| NOMIS ENERGY SERVICE LIMITED | Private company limited by shares | Live |
| NORDIC ENERGY LIMITED | Private company limited by shares | Live |
| NORDIC ENERGY LIMITED | Private company limited by shares | Live |
| Nordix Energy Limited | Private company limited by shares | Live |
| Norpetro Energy Limited | Private company limited by shares | Live |
| NORTH SEA ENERGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| NORTH ENERGY LIMITED | Private company limited by shares | Dissolved |
| NORTH EASTERN ASIA ENERGY LIMITED | Private company limited by shares | Live |
| NORTH TONHE (CAMBODIA) ENERGY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| NORTH TONHE ENERGY INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| NORTHEAST ASIA ENERGY RESOURCES PTE LIMITED | Private company limited by shares | Dissolved |
| NORTHLINK ENERGY LIMITED | Private company limited by shares | Live |
| Northstar Energy Limited | Private company limited by shares | Live |
| NOVEL ENERGY (CHINA) LIMITED | Private company limited by shares | Dissolved |
| NOVEL ENERGY MINING COMPANY LIMITED | | Live |
| NOVISO ENERGY TRADE LIMITED | | Live |
| N-POWER ENERGY LIMITED | Private company limited by shares | Live |
| NUCLEUS ENERGY LIMITED | Private company limited by shares | Live |
| NUTECH ENERGY LIMITED | Private company limited by shares | Dissolved |
| NuTrend Energy Limited | Private company limited by shares | Live |
| O'BRIEN ENERGY ENGINEERING CO. LIMITED | Private company limited by shares | Dissolved |
| OCEAN ENERGY LIMITED | Private company limited by shares | Live |
| ENERGY OCEAN LIMITED | Private company limited by shares | Dissolved |
| ENERGY OCEAN LIMITED | Private company limited by shares | Live |
| BIG OCEAN ENERGY LIMITED | Private company limited by shares | Live |
| OCEANUS ENERGY HOLDING COMPANY LIMITED | Private company limited by shares | Live |
| ODENTON ENERGY LIMITED | Private company limited by shares | Live |
| Olelon Energy Company Limited | | Live |
| OLYMPUS ENERGY LIMITED | Private company limited by shares | Live |
| Omnivoltaic Energy Solutions Company Limited | Private company limited by shares | Live |
| QINGDAO ONTARIO RENEWABLE ENERGY CO., LIMITED | Private company limited by shares | Live |
| ONWA ENERGY LIMITED | Private company limited by shares | Live |
| ONYX ENERGY LIMITED | Private company limited by shares | Dissolved |
| Open Energy Limited | Private company limited by shares | Live |
| MODUS OPERANDI ENERGY INC. LIMITED | Private company limited by shares | Live |
| Opti Energy Limited | | Live |
| OPTIMUM ENERGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK NEW ENERGY OPTOELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| OriensSpes Energy Limited | | Live |
| Orient Energy Limited | Private company limited by shares | Live |
| ORIENT ENERGY INVESTMENT LIMITED | Private company limited by shares | Live |
| ORIENTAL ENERGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| ORIENTAL ENERGY LIMITED | Private company limited by shares | Dissolved |
| Oriental Energy Investment Limited | Private company limited by shares | Live |
| Original Energy International Environmental Protection Investment Company Limited | Private company limited by shares | Live |
| ORIGINS CAPITAL ENERGY LIMITED | Private company limited by shares | Live |
| OROT ENERGY LIMITED | Private company limited by shares | Live |
| Orpheus Energy (Hong Kong) Limited | Private company limited by shares | Live |
| OURSUN NEW ENERGY COMPANY LIMITED | Private company limited by shares | Live |
| OUTLAST POWER ENERGY LIMITED | Private company limited by shares | Live |
| ENERGY PACIFIC LIMITED | Private company limited by shares | Dissolved |
| PACIFIC ENERGY LIMITED | Private company limited by shares | Dissolved |
| PACIFIC RIM ENERGY LIMITED | Private company limited by shares | Live |
| PACIFIC NEW ENERGY LIMITED | Private company limited by shares | Dissolved |
| ENERGY PACIFIC LIMITED | Private company limited by shares | Live |
| PACIFIC ENERGY LIMITED | Private company limited by shares | Live |
| PACIFIC OIL AND ENERGY LIMITED | Private company limited by shares | Live |
| NIU PACIFIC ENERGY LIMITED | Private company limited by shares | Live |
| JT PACIFIC ENERGY LIMITED | | Live |
| ENERGY ASIA & PACIFIC LIMITED | Private company limited by shares | Live |
| TOP ENERGY ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| ASIA PACIFIC ENERGY LIMITED | Private company limited by shares | Live |
| MAC ENERGY ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| Asia Pacific New Energy Limited | Private company limited by shares | Live |
| Asia Pacific New Energy Limited | | Live |
| ASIA PACIFIC ENERGY CONSORTIUM LIMITED | Private company limited by shares | Live |
| EXCELLENT ENERGY (ASIA PACIFIC) LIMITED | Private company limited by shares | Dissolved |
| EXCELLENT ENERGY (ASIA PACIFIC) LIMITED | Private company limited by shares | Live |
| ENERGY ASIA PACIFIC INVESTMENT LIMITED | Private company limited by shares | Live |
| Asia Pacific Energy Investment Limited | Private company limited by shares | Live |
| Asia Pacific New Energy Investment Limited | Private company limited by shares | Live |
| JINHAO ENERGY (ASIA PACIFIC) COMPANY LIMITED | Private company limited by shares | Dissolved |
| ASIA PACIFIC ENERGY SOLUTION LIMITED | Private company limited by shares | Live |
| Pacific Dragon Energy Limited | Private company limited by shares | Live |
| Galaxy Energy Pacific Limited | Private company limited by shares | Dissolved |
| GALAXY ENERGY PACIFIC LIMITED | Private company limited by shares | Dissolved |
| PARALLEL ENERGY LIMITED | Private company limited by shares | Dissolved |
| PARAMOUNT ENERGY LIMITED | Private company limited by shares | Live |
| PARISSEN ENERGY LIMITED | Private company limited by shares | Live |
| Energy Park Limited | Private company limited by shares | Live |
| GLORIOUS PAULINES NEW ENERGY LIMITED | Private company limited by shares | Live |
| China Everbright Peace Energy Company Limited | Private company limited by shares | Live |
| JOY & PEACE ENERGY INVESTMENTS LIMITED | Private company limited by shares | Live |
| Peak Energy LIMITED -The- | Private company limited by shares | Live |
| Peak Grand Energy Limited | | Live |
| PEGASUS ENERGY (ORIENT) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Phnom Penguin Energy Co., Limited | Private company limited by shares | Dissolved |
| PENIEL ENERGY CO., LIMITED | Private company limited by shares | Dissolved |
| PENINSULAR ENERGY LIMITED | Private company limited by shares | Dissolved |
| Permanent Rich Energy Limited | Private company limited by shares | Dissolved |
| Perpetual Energy Limited | | Live |
| Peter Energy Limited | Private company limited by shares | Live |
| Petra Energy Limited | Private company limited by shares | Live |
| PETRA ENERGY CAPITAL LIMITED | Private company limited by shares | Dissolved |