about us

EMS Energy Maintenance Service











60% Thai share holders, 40% Danish (Orbital A/S)



Main Business


We are manufacturer and solution provider for energy saving and renewable energy product.


For energy saving system, EMS is very expert for air-conditioning optimization both in building and factory application.


For renewable energy, EMS has strong support from Orbital who works for wind turbine controller for more than 20 years.


Product Range:


Building automation system (BAS)

Chiller plant energy optimization (CPEM)

Lighting control and Movement sensor

Motor control by Variable speed drive (VSD)


Peak demand controller

Wind turbine controller and wind sensor

Wind farm

Biomass boiler

Biomass chiller

Absorption chiller


Our service


On-site survey

Feasibility study for project investment

ESCO and Energy partner

Turn-key project (supply, wiring, installation and commissioning)

Preventive maintenance



Standard Comply



CE   for product design

ISO9000 for PCB production

TQS (Thai quality software standard) for programming





Bangkok Office

0/857 Nawamin 109, Nawamin road, Klongkum, Bungkum, Bangkok 10230  THAILAND                 

Tel. +66(0) 2519-2753-4, Fax +66(0) 2519-2750


Phuket Office

54/7 Moo.1 Chalong, Muang, Phuket 83130  THAILAND Tel. +66(0)76 367146 Fax. +66(0)76 367147



Organization support


Board of investment promotion (BOI)

The Minister for Foreign Affairs (Danida)

Software park Thailand

Software Promotion Agency (SIPA)

NECTEC Thailand

The Industrialisation Fund (under Danish government)



Project references



More than 300 projects around Thailand





EMS Energy Maintenance Service.Co.Ltd.

54/7 Moo.1, Chalong, Muang, Phuket 83130 THAILAND l Tel: (+66)7 636 7146 Fax: (+66)7 636 7147

Copyright © 2009. Energy Co., Ltd. All Right Reserved.Website: www.energy.co.th Email: info@energy.co.th

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