Pioneer Square Labs spinout LumaTax raises $2M from Madrona, Greycroft by Nat Levy on September 14, 2016September 14, 2016 at 11:53 am LumaTax, which aims to automate sales tax reporting for small businesses, has raised $2 million from Madrona Venture Group, Greycroft Partners and angel investors. The company will use the money to build… Read More