Samsung-backed Branch is raising $129m at a valuation of at least $1bn, though investors have not yet been revealed.

Branch, a US-based deep-linking technology developer backed by consumer electronics group Samsung, has authorised the sale of $129m in series D shares to unnamed investors, TechCrunch reported on Friday.

The company is targeting a valuation of at least $1bn for the funding round.

Founded in 2013 as Branch Metrics, Branch operates a platform that allows developers to integrate deep links – a type of link that, when clicked on a website, will open a specific app and take the user…