March 27, 2018 - Vancouver, British Columbia – Cornerstone Metals Inc. (TSX-V: CCC) (OTCQB: CCCCF) (FSE: 1PY) (“Cornerstone” or the “Company”) is pleased to announce that it has closed its non-brokered private placement previously announced March 1, 2018 and subsequently amended on March 2, 2018 to increase the number of units offered. The Company has issued an aggregate of 10,000,000 units at a price of $0.30/unit for gross proceeds of $3,000,000. Securities issued pursuant to the private placement will be subject to a four month hold period until July 28, 2018.

Insiders of the Company purchased a total of 394,700 units under the private placement, which is considered a related party transaction within the meaning of Multilateral Instrument 61-101 Protection of Minority Security Holders in Special Transactions ("MI 61-101"). The Company relied on the exemptions from the valuation and minority shareholder approval requirements of MI 61-101 contained in Sections 5.5(a) and 5.7(a), respectively, of MI 61-101 in respect of such insider participation. No new insiders and no control persons were created in connection with the private placement.

In connection with the private placement, the Company paid cash finder’s fees totaling $53,184.60.

About Cornerstone Metals Inc.

Cornerstone’s objective is to advance exploration/development stage copper, precious and strategic minerals properties to production in the Americas. The Company’s Management and Board Core Competence is in exploration, permitting, development, construction, and operation of mining projects.

The Company has an option to earn a 100% interest in the Carlin Vanadium Project, located in Elko County 22km by road (14 miles) from the town of Carlin, Nevada, and is comprised of 72 contiguous unpatented mineral claims totaling 461 hectares (1,140 acres). The Carlin Vanadium Project hosts the Carlin Vanadium Deposit which is approximately 55m (180 feet) thick striking north-south over 1,860m (6,100ft) in length and dipping 5°-30° west averaging 760m (2,500ft) of down dip extent from surface. The deposit is locally exposed on surface, where it cuts topography, but mostly is found at shallow depths, commonly between 15-60m (50-200 ft) below surface.

Cornerstone also owns 100% (subject to 1.5% NSR) of the West Jerome property, near Jerome, Arizona, on the west side of Freeport McMoRan patented lands. The property, in a Volcanogenic Massive Sulfide camp, is a high-grade, massive sulfide target located 2.4 km south of the past-producing United Verde (32 million tons grading 4.4% copper, 1.5 oz/t silver and 0.04 oz/t gold). The West Jerome property has attractive untested drill targets.

Technical disclosure in this news release has been reviewed and approved by Paul Cowley, P.Geo., a Qualified Person as defined by National Instrument 43-101, and President and CEO of the Company.

ON BEHALF OF CORNERSTONE METALS INC.

per:

“Paul Cowley”

President & CEO

For further information, please contact:

Paul Cowley

Tel: (604) 340-7711

Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

Neither TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the

TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

Forward-looking information

All statements included in this press release that address activities, events or developments that the Company expects, believes or anticipates will or may occur in the future are forward-looking statements. In particular, this news release contains forward-looking information regarding the use of proceeds of the private placement and the acquisition of the Carlin Vanadium Project, Nevada. These forward-looking statements involve numerous assumptions made by the Company based on its experience, perception of historical trends, current conditions, expected future developments and other factors it believes are appropriate in the circumstances. These assumptions include, but are not limited to: future costs and expenses being based on historical costs and expenses, adjusted for inflation; and market demand for, and market acceptance of, the offering. In addition, these statements involve substantial known and unknown risks and uncertainties that contribute to the possibility that the predictions, forecasts, projections and other forward-looking statements will prove inaccurate, certain of which are beyond the Company’s control. Readers should not place undue reliance on forward-looking statements. Except as required by law, the Company does not intend to revise or update these forward-looking statements after the date hereof or revise them to reflect the occurrence of future unanticipated events.