Oilfield Technical Services Pte Ltd was incorporated in 16 September 1986 to provide technical services to the oil and gas industry.

It is now an holding company for a group of companies specialising in the water and wastewater industry.

Milesstones:

• July 2006
  Acquisition of Singaport Cleaseas Pte Ltd, a subsidiary Port of Singapore Authority that operates a reception and disposal facilities in Pulau Sebarok for waste oil management and treatment, including a water treatment division (set up in 1996 and corporatise as Ultra-Flo Pte Ltd).
  
  
• October 2010
  Ultra-Flo was divested to Mann+Hummel GmbH, Germany while retaining Ultrapure Pte Ltd for domestic filtration systems.
  
  
• January 2013
  Incorporated Ceraflo Pte Ltd for manufacturing of ceramic membranes for major water and wastewater companies.
  
  

Mission Statement

"To be a

TOTAL SOLUTION PROVIDER FOR WATER AND WASTEWATER TREATMENT 

to meet all our customers' needs"