Arborlight, a US-based lighting company, has raised $1.7m from a partnership including Michigan Economic Development Corporation-funded Michigan Angel Fund.

The Michigan Angel Fund was joined in investing by the Michigan Pre-Seed Fund. Arborlight is a spinout from the University of Michigan’s Office of Technology Transfer department.

Arborlight has created artificial lighting that mimics natural light in realtime. This allows the company to install “skylights” in rooms that have no access to the roof of the building.

Skip Simms, managing director…