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Cypress Development Adds Dr. Willoughby to Cypress’ Technical Advisory Board

Management Changes

Suite 1610 - 777 Dunsmuir Street, Vancouver, BC, Canada, V7Y 1K4

www.cypressdevelopmentcorp.com

TSX Venture Exchange Symbol: CYP

Email: [email protected]

Telephone: (604) 687-3376

Facsimile: (604) 687-3119

NEWS RELEASE

June 21, 2017

Cypress Development Adds Dr. Willoughby to

Cypress’ Technical Advisory Board

Vancouver, BC - Cypress Development Corp. (TSX -V: CYP) (OTCBB: CYDVF)

(Frankfurt: C1Z1) (“Cypress” or the “Company”) is pleased to announce that Dr. Bill

Willoughby, PE , has agreed to join Cypress’ Technical Advisory Board . Dr.

Willoughby will assist Company management in the ongoing exploration and

development of its 100% held Dean Lithium Project in Nevada, as Cypress moves

towards a resource estimate and economic studies of the project.

Cypress Clayton Valley, Nevada Lithium Projects location map:

http://www.cypressdevelopmentcorp.com/i/maps/CYP-Clayton-topo-satalite-small.jpg

Dr. Willoughby is a mining engineer with 38 years of experience in all aspects of

mining projects, including underground and surface mining operations, process

development, technical studies, permitting and financing. Since 2014, he has been

principal, owner of Idaho-based consulting firm Willoughby & Associates, PLLC. Prior

to forming Willoughby & Associates , he was President & COO of International

Enexco Ltd. , which was acquired by Denison Mines in 2014, and was a mining

engineer with Teck/Cominco since 1989. Dr. Willoughby has been a Professional

Engineer since 1985, and received his Doctorate in Mining Engineering & Metallurgy

from the University of Idaho in 1989.

Don Huston, President of Cypress Development stated, “Bill Willoughby is an

excellent addition to the advisory board of Cypress. He brings a wealth of mineral

knowledge and professionalism to the Cypress exploration team. Dr. Willoughby’s

experience with metallurgy and surface mining operations will be a great asset to the

Company moving forward with its new discovery of Lithium on our Clayton Valley,

Nevada project.”

In other news Cypress announces, pursuant to its stock option plan, it has granted

incentive stock options to its directors, officers, employees and consultants to

purchase up to an aggregate of 260,000 common shares in the capital stock of the

Company, exercisable for a period of five years, at a price of $0.10 per share. The

Company's 10% ro lling stock option plan was approved by the shareholders at the

Annual General Meeting of the Company held on June 08, 2016.

2

About Cypress Development Corp.:

Cypress Development Corp . is a publicly traded lithium and zinc exploration

company that continues to acquire and develop potentially viable mineral projects in

the State of Nevada, U.S.A.

Cypress is very active in Clayton Valley, Nevada with its team committed to

systematically exploring its Dean and Glory properties for both a lithiu m-brine

resource and expanding exploration relating to a lithium resource that exists within

the large area of non-hectorite “claystone” discovered at surface that has seen

recent high lithium assays recovered from these same “outcropping claystone”.

Cypress Development Corp. has approx. 35.0 million shares issued and outstanding.

To find out more about Cypress Development Corp. (TSX -V: CYP), visit our website

at www.cypressdevelopmentcorp.com.

CYPRESS DEVELOPMENT CORP.

“Don Huston”

DONALD C. HUSTON

President

For further information contact myself or:

Don Myers

Director

Cypress Development Corp.

Telephone: 604-687-3376

Toll Free: 800-567-8181

Facsimile: 604-687-3119

Email: [email protected]

NEITHER THE TSX VENTURE EXCHANGE NOR ITS REGULATION SERVICES

PROVIDER ACCEPTS RESPONSIBILITY FOR THE ADEQUACY OR ACCURACY OF THE

CONTENT OF THIS NEWS RELEASE.

This release includes certain statements that may be deemed to be "forward -looking

statements". All statements in this release, other than statements of historical facts, that

address events or developments that management of the Company expects, are forward -

looking statements. Although management believes the expectations expressed in such

forward-looking statements are based on reasonable assumptions, such statements are not

guarantees of future performance, and actual results o r developments may differ materially

from those in the forward -looking statements. The Company undertakes no obligation to

update these forward -looking statements if management's beliefs, estimates or opinions, or

other factors, should change. Factors that could cause actual results to differ materially from

those in forward -looking statements, include market prices, exploration and development

successes, continued availability of capital and financing, and general economic, market or

business conditions. P lease see the public filings of the Company at www.sedar.com for

further information.