Nasdaq-listed software firm Commvault has announced the acquisition of US-based technology startup Hedvig for $225 million. Hedvig was founded in 2012 by former Facebook software engineer Avinash Lakshman and Srinivas Lakshman and has raised $52 million to date from investors including Vertex Ventures and HP Pathfinder. Commvault was formed in 1988 as a development group within Bell Labs.