Who I Am

Hi, I'm Dan Greenberg, a fractional business executive and angel investor from Greater Boston.

You can find out all about me on my LinkedIn profile. There’s a lot of my history there: I joined in 2003 when there were fewer than 10,000 people on it!

Want a quick take on your business plan or pitch?

Dan Greenberg stands ready to help you with strategy, product management, and startup advice.
AT&T Bell Laboratories, bringing you innovations like the transistor and laser.
IBM logo and the text 'IBM Institute for Business Value'
Close-up of the IBM logo with 'IBM Technology Group' text below it.
Mainspring logo with purple swirl icon - Mainspring was an e-strategy consulting company at the dawn of the web.
Harbor Research logo - Harbor Research is a market analyst and strategy consultant specializing in IIOT, industrial automation, and process control.
Westinghouse
e-KNOW M&A Tools logo
Textician - the NoNLP Company

Contact us

Interested in working together? Fill out some info and we will be in touch shortly. We can’t wait to hear from you!