SGD Holdings Ltd. Announces Licensed Architectural Design Firm Retained to Complete CADD Drawings of Extraction Facility at the Colorado Buffalo Ranch in Huerfano County, Colorado for an Amended CUP Submission PUEBLO, CO, Feb. 14, 2018 (GLOBE NEWSWIRE) -- SGD Holdings, Ltd. (OTC-PINK: SGDH) contracted with Innovative CADD Network LLC, http://www.icnsw.net/, to complete the Building Architectural Design...