First,Claudia Postoversaw the safe delivery of eyeballs, kidneys and other organs. Today? Her specialty is cannabis.

Most recently, she launchedScarlet Expresswith financial backing fromBen Sopranzetti, vice chair of the Department of Finance and Economics at Rutgers Business School.

The Philadelphia-based startup is a state-approved, closed-loop delivery organization providing discreet, secure and expert cannabis supply chain management nationwide.

And Post is the perfect person for this type of venture. A serial entrepreneur, Post launchedMOST Consulting Group, a one-stop shop for cannabis marketing and advertising, and foundedDiamond Transportation Group, a same...