Cypress Drills 210 feet of 1140 ppm Lithium at Dean Lithium Project in Clayton Valley, Nevada

Cypress Development Corp.

VANCOUVER, BRITISH COLUMBIA--(Marketwired - May 15, 2017) - Cypress Development Corp. (TSX VENTURE:CYP)(OTCBB:CYDVF)(FRANKFURT:C1Z1) ("Cypress" or the "Company") reports that a Phase 1 core drilling program has now been completed on the Company's 100% held Dean Lithium Claystone Project in Clayton Valley, Nevada. A nine hole exploratory core drill program was carried out under the supervision of Cypress VP of Exploration Robert Marvin, PGeo. Cypress is pleased to publish assay results from the first 5 holes at this time.