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Subsidiaries						State of Organization

Fairview Cranberry, LLC						Wisconsin
Will Logistics, LLC						Pennsylvania
Smart Sand Live Oak LLC						Delaware
Smart Sand Fayette County LLC						Delaware
Smart Sand Hixton LLC						Delaware
Smart Sand Reagan County LLC						Delaware
Smart Sand Tom Green County LLC						Delaware
Smart Sand Oakdale LLC						Delaware
SSI Logistics LLC						Delaware
SSI Permian I, LLC						Delaware
SSI Permian II, LLC						Delaware
Smart Sand Holdings, LLC						Delaware
SSI Bakken I, LLC						Delaware
Quickthree Technology, LLC						Delaware
SSI Marcellus I, LLC						Delaware
Bakken Silo Servicing, LLC						Delaware
SSI Oil and Gas Proppants Holdings, LLC						Delaware
SSI Oil and Gas Proppants, LLC						Delaware
CRS Proppants LLC						Delaware
Northern White Sand LLC						Delaware
Smart Sand Blair, LLC						Delaware