AOL-backed Sailthru has raised $19m in its series B round.

Sailthru, a US-based big data company focused on digital brand experiences and communications, has raised $19m in its series B round from a consortium including AOL Ventures, the corporate venturing unit of the eponymous internet services provider.

Venture capital firm Benchmark Capital led the B round, which also included VC peers RRE Ventures and DFJ Gotham.

To date, Sailthru has raised $28m since being founded in 2008, which includes  $8m in its A round in 2011 led by RRE Ventures,…