SGD Holdings, Ltd. Secures First Right of Refusal from Property Owner for the Retail Dispensary Property located in Walsenburg, Colorado PUEBLO, CO, Jan. 09, 2020 (GLOBE NEWSWIRE) -- via NEWMEDIAWIRE – SGD Holdings, Ltd. (OTC PINK: SGDH), a Lessor, Consultant, and Property Manager in the Cannabis Industry in the State of Colorado,...