NEW YORK--(BUSINESS WIRE)--Preferred Concepts, LLC, www.preferredconcepts.com, a leading program underwriter and specialty insurance broker, announced last week that Robert Kohn has joined the firm as Director of Risk Management Services. Kohn will lead the claims operations and risk management for both the program underwriting and specialty brokerage divisions of the firm. In his role, he will ensure that Preferred's risk management and loss control approach continue to provide best in practic