Generation Licensees generate electricity for injection into the power grid. They offer to generate various quantities of electricity at their associated prices. All offers are then pooled in the wholesale market to match the demand for electricity.
Active generators are: Sembcorp Cogen Pte Ltd, National Environment Agency, Keppel Merlimau Cogen Pte Ltd, Senoko Waste-To-Energy Pte Ltd (in its capacity as Trustee of Senoko Trust), Tuas Power Generation Pte. Ltd, Senoko Energy Pte. Ltd, Shell Eastern Petroleum Pte Ltd., Keppel Seghers Tuas Waste-To-Energy Plant Pte Ltd (in its capacity as Trustee of Tuas DBOO Trust), ExxonMobil Asia Pacific Pte Ltd, PacificLight Power Pte Ltd., YTL PowerSeraya Pte. Limited, Tuaspring Pte Ltd, TP Utilities Pte.Ltd.
Interruptible loads are contestable consumers of electricity that participate in the wholesale market and allow their supply of electricity to be interrupted in the event of a system disturbance in exchange for reserve payments.
Market Support Services Licensee
An MSSL is authorised to provide market support services. Such services include consumer registration and transfer, meter reading and meter data management, retail settlements and billing for contestable consumers. SP Services Ltd is the only MSSL.
Retail Electricity Licensees
Retailers that sell electricity to contestable consumers are licensed by the EMA. Retailers that are registered as market participants purchase electricity directly from the wholesale market.
Active retailers are: Keppel Electric Pte Ltd, Sembcorp Power Pte Ltd, Senoko Energy Supply Pte Ltd, Seraya Energy Pte Ltd, Tuas Power Supply Pte Ltd, Diamond Energy Supply Pte Ltd, PacificLight Energy Pte Ltd
SP PowerAssets Ltd owns and is responsible for maintaining the transmission system.
Wholesale Market Trader
Companies, other than generators or retailers, that are licensed by the EMA to trade in the wholesale electricity market are wholesale market traders.
The current wholesale market traders are: Diamond Energy Pte Ltd, Air Products Singapore Pte Ltd, Pfizer Asia Pacific Pte Ltd, MSD International GmbH (Singapore Branch), Banyan Utilities Pte Ltd, ISK Singapore Pte Ltd, Singapore Oxygen Air Liquide Pte Ltd, Green Power Asia Pte.Ltd., Singapore LNG Corporation Pte Ltd, Glaxo Wellcome Manufacturing Pte Ltd - GlaxoSmithKline Biologicals
Applications Under Consideration
Hyflux Energy Pte Ltd
Withdrawal By Market Participants
EMC has received a notice under Chapter 2, Section 4.1.1 of the Singapore Electricity Market Rules from the following market participants, stating their intention to cease participation in the wholesale electricity markets.
The registration of the following market participants will expire on the dates stated in the last column of the table below: