Manchester wastewater treatment spin-out Arvia closes investment from Parkwalk for undisclosed sum.

Arvia Technology, a spin-out of Manchester University, has secured an undisclosed sum from UK-based investor Parkwalk Advisors.

Parkwalk made its investment in the wastewater treatment firm via its Parkwalk Technology EIS Funds, and marks its third investment into Arvia. The round was led by an unnamed new investor.

Since spinning out in 2007, Arvia has raised £6.6m ($9.8m) in two other rounds backed by Parkwalk. It raised £3.8m in 2012, and £2.8m in 2013. In both rounds, Parkwalk was the…