Oleum Levo is Singapore-based company with a vision to provide clean and safe water. It employs the use of innovative and specially designed membrane technology to effectively separate oil from water Oleum Levo (previously known as MOS) is also a spin-off from NUS Graduate Research Innovation Program (GRIP) Run 3. http://nus.edu.sg/grip/news/run-3-lift-off-12-december-2019/