Sector: Architecture, Other Professional Services, Real Estate & Construction
Chapter: Direct EuroCham

#10C, Street 416, Sangkat Tomnup Tek, Khan Chamkar Morn, Phnom Penh, Cambodia
  • +855 23 981 456 / +855 90 828 828


Sustinat Green Co., Ltd is a leading accredited environmental and social impact assessment (ESIA) consulting company in Cambodia. 

We specialize in the field of industrial development, agro-industry, ecotourism, hotel, and resort development. We have in-depth knowledge in the fields of building construction (condominium, high-rise), agricultural product processing manufacturing, foods and beverages, stone quarry, water supply, garment factory, and hazardous waste management. 

At Sustinat Green, we provide personalized and cost-effective consulting services and solutions to our clients at all stage of development, including:

  • Land Due Diligence,

  • Rapid Environmental Assessment or Red-flag Assessment,

  • Preliminary Environmental and Social Surveys,

  • EIA/ESIA Study,

  • Resettlement Action Plan,

  • Environmental Management Plan (EMP),

  • Environmental Protection Contract, and

  • Environmental Monitoring Report

To assist our client to access to financial institution and international market, Sustinat Green has also worked to comply with international standard such as IFC Performance Standard, and ADB Safeguard Policy.


Sustinat Green Co., Ltd was established in 2015 under the Cambodian Law, and accredited as an Environmental and Social Impact Assessment (ESIA) Consulting company by the Ministry of Environment. To date, we have conducted EIA/ESIA study over 15 different types of development project in Cambodia. 

With extensive of experience in the field, Sustinat Green is actively involved in environmental policies development. We were accepted to be a member of sub-technical working group of the Environmental Codification. We assisted the JICA Expert Team and member of the Taskforce of the Ministry of Environment to develop EIA/ESIA Sector Guidelines (road, railway, industry, and industrial park), and review manual. In 2018, Sustinat Green was selected to be a delegate of Cambodian SME to participate in the 6th Mekong-ROK Business Forum alongside with the Cambodian Government.  

Our clients are major international foreign investors in Cambodia such as: Total Cambodge, TOYOTA, Star Auto (Mercedes-Benz), Infunde Development, JICA, Oriental Consultants Global (OCG), CTI Engineering International, etc... We have also experienced working alongside with international partners such as: Ramboll, Royal Haskoning DHV.


Mr. Vannara SOK

098 535 376
Mr. Sirey SUM
Business Development Manager

092 428 858
Mr. Piseth SOM
Chief Technical Officer

092 369 594