age ~40
from Parkville, MD
Do you need help with your invention idea? Do you have an invention id...
This video explains how to submit your product ideas to Marc Portney. ...
Disclaimer: Jennifer's ideas are not on the market yet and you will no...
Marc Portney discusses how he picks products from inventors to launch!...
Inventors want to know how Marc Portney can help them! Everyone's aski...
Warning: This video contains cursing. Marc Portney is an investor, ent...
Marc Portney discusses how do identify the right people to work with. ...
Who can you contact to help you bring your invention to market? Marc P...