Joseph Steig josephsteig.png

Joseph Steig serves as Executive Chair of Greentown Learn, the educational non-profit affiliated with the world’s largest cleantech incubator, Greentown Labs.

Joseph is also CFO at Long River Ventures, a seed and early stage venture fund. Long River is actively investing out of its third fund in New England and the northeastern United States with a sector focus on healthcare technology.

In addition, Joseph develops entrepreneurship curriculum and teaches in accelerator programs both in the United States and globally. In that capacity he primarily works with ecosVC and with Village Capital.

Joseph has worked in a diverse range of industries from aquaculture to Internet and has extensive consulting experience with universities and innovators on technology commercialization.

Joseph grew up in Vancouver, Canada and went to Hampshire College in Amherst, Massachusetts.  More information at or contact at