Welcome DukeLong.com Readers!


While we may not have everyone on the planet as members or a billion listings, we are determined to get there. And, since there’s no paywall to search our users’ listings, it’s almost as if everyone is a member!

Fill out the form below to register for a three month trial Premium Membership to QuantumListing, the mobile-first  Commercial Real Estate Listing Platform.

Search, post and share listings from your computer or mobile device.

Premium Members can post an unlimited number of listings for the same low price.

Check out all of our features and our post-trial pricing options by clicking HERE.

Our Enterprise Dashboard is a great tool for marketing directors to control all of their agents and listings conveniently from their desktop.


QuantumListing is the new crowd-sourced real estate listing platform for commercial real estate agents, owner and tenants