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Deftsol Ultimate

The Ultimate Solution for Environment Management

Here’s the best part of our impressive services.


Training and Consulting

Water treatment system for water supply.Wastewater treatment system(chemical and biology). Municipal and Industrial waste management

Product Supply

Toilet, grease trap tank. Waste storage room, transfer station truck and landfill. Livestock farm. Algae Control, Coagulant and Floculant

Efficiency Enhancement

BOD/COD reduction, Grease& Oil digestion, Denitrification, Petroleum/Hydrocarbon digestion

Study and Design

Feasibility study, Design, Turnkey, Training, Construction for improveing Wastewater Treatment Plant including Automation Control System.


Who We Are

Deftsol Ultimate Co.,Ltd.

First began operations in 2009 - established as environmental consultancy powered by a group of professionals from diverse disciplines including engineers, scientists, as well as academic specialise in various environmental management systems - who came together to provide comprehensive and excellent water, wastewater and waste management consultation.

By adopting interdisciplinary approach which combining of different knowledges - e.g. biology, microbiology, chemistry, physics, ecology, geology, pedology, and etc. - and integrating innovative engineering allows us to providing excellent in our fields to exceed client expectations and promote social and environmental responsibility.

Deftsol Ultimate Co.,Ltd. office is located at 79/2 Moo3 Bangsithong Bangkruai Nonthaburi, Thailand.



Our Team