Founder of Visible Measures
Shareaholic is a company founded in 2009 by Jay Meattle.
Lookery is a Cambridge, Massachusetts-based company founded in 2006 by David Cancel.
A brain-computer interface company building software and hardware products, neurotechnology tools that interpret human intent, measure emotion and provide telekinetic control of the digital world based on EEG signals.
Tettra is a cloud-based knowledge sharing and wiki software for Slack users. It was found in 2015 in Somerville, MA.