Exhibit 99.3

CONSENT OF MATTHEW SLETTEN

The undersigned hereby consents to the references to, and the information derived from, the technical report entitled “South Railroad Project, Form 43-101F1 Technical Report, Updated Preliminary Feasibility Study, Elko County, Nevada”, and to the references, as applicable, to the undersigned’s name included in or incorporated by reference in the Registration Statement on Form F-10 (File No. 333-225539) of Gold Standard Ventures Corp.

Dated: April 17, 2020	/s/ Matthew Sletten
	Matthew Sletten, PE