Taiwan-based advertising technology developer Appier secured an additional $19.5m from investors including Singapore state-owned investment firm Temasek Holdings yesterday, bringing its total series B fundraising haul to $42.5m.

Temasek invested through its private equity firm Pavilion Capital, which participated in the extension alongside investment firms WI Harper Group, FirstFloor Capital, and Qualgro.

In November 2015, Appier closed an initial $23m series B tranche featuring fabless semiconductor manufacturer MediaTek’s corporate venturing unit MediaTek Ventures and financial services firm United Overseas Bank’s…