The taxi ordering app has now raised $25m from investors including online travel agency Qunar and will now seek to expand across Southeast Asia.

GrabTaxi, a Singapore-based taxi ordering app, has secured $15m from a series B round led by GGV Capital that also saw participation from Chinese travel agency Qunar and Vertex Venture Holdings, a subsidiary of Singapore state-backed Temasek, TechCrunch has reported.

The round followed a Vertex-backed series A round announced in April, in which GrabTaxi raised more than $10m, according to chief executive Anthony Tan.

The latest funds will be used to expand the company’s service into new cities in Southeast…