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LCE.V ·

Cypress Appoints Robert Marvin Director and VP of Exploration

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

April 20, 2017

Cypress Appoints Robert Marvin Director and VP of Exploration

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

(Frankfurt: C1Z1) (“Cypress” or the “Comp any”) announces that Robert Marvin ,

B.Sc., P.Geo., has agreed to serve as a Director of Cypress Development and as

Vice President of Exploration for the Company. Mr. Marvin currently holds the

position of Exploration Manager for Cypress Development’s lithium and zinc projects

in Nevada.

Mr. Marvin brings to Cypress a strong history in project exploration and development

throughout the Americas. He has been involved in mineral exploration for and

evaluation of gold, copper, zinc, lithium and uranium deposi ts both along the entire

Cordillera and in several areas of the Archean shield as an employee and as an

independent consultant since 1979. Mr. Marvin graduated from the University of New

Mexico with a Bachelor’s degree focused in geology, chemistry and mathematics in

1984.

A third generation resource geologist, Mr. Marvin has learned the business from the

field starting at an early age. Always keen to explore high grade deposits, Mr. Marvin

has been involved in several successful gold-silver projects in Canada, most recently

with Bayfield Ventures in the Rainy River gold district in Ontario but also at Meliadine

and in the Committee Bay Belt of the far north.

Don Huston, Cypress President, stated: "As Exploration Manager, Mr. Marvin has

been instrumental in the Company's exploration success thus far on our Clayton

Valley lithium projects in Nevada. We are pleased to promote Mr. Marvin to VP of

Exploration for the Company and look forward to his expertise as we advance our

projects in Nevada."

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, Ne vada with its team committed to

systematically exploring its propert ies for both a lithiu m-brine resource and

2

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 li thium

assays recovered from these same “claystone”.

Cypress Clayton Valley, Nevada Lithium Projects location map:

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

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 st atements 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 ass umptions, such statements are not

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

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

update these forward -looking statements if ma nagement'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 avail ability of capital and financing, and general economic, market or

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

further information.