Zinka Logistics Solutions, owner of the online freight services aggregator BlackBuck, has raised $25 million from Tiger Global, Russian billionaire Yuri Milner’s personal investment firm Apoletto, Accel Partners and Flipkart in Series B funding round. Founded in April 2015 by Rajesh Yabaji, and Chanakya Hridaya, the company connects companies with trucks for inter-city goods transport.