DevEx Resources : Webinar & Investor Presentation - Uranium Exploration Update

31st March 2022

DevEx Managing Director to Present at Investor Webinar:

Uranium Exploration Update

DevEx Resources Limited (ASX: DEV, "DevEx" or "the Company") is pleased to advise that its Managing Director, Brendan Bradley, will be hosting a live investor webinar to discuss the Company's forthcoming exploration program at its Nabarlek Uranium Project, located within the world-class Alligator Rivers Uranium Province in the Northern Territory, as set out in the attached Investor Presentation.

The webinar will be held on Monday, 4th April 2022 commencing at 9am WST / 11am AEST.

Investors can register to join the webinar via the following link:https://www.bigmarker.com/read-corporate/DevEx-Resources-Uranium-Exploration-Update Investors will also have the opportunity to submit questions to Mr Bradley via the webinar platform.

This announcement has been authorised for release by the Board.

For further information, please contact:

For investor relations inquiries, please contact:

Brendan Bradley, Managing Director DevEx Resources Limited Telephone [phone]

Email:[e-mail]

Nicholas Read

Read Corporate

Telephone: [phone] Email:[e-mail]

POWERING UP

EXPLORING IN AUSTRALIA'S HIGHEST- GRADE URANIUM PROVINCE

Investor Presentation

31 March 2022

ASX : DEV

Important Information

•  Forward Looking Statements

  This Presentation contains forward-looking statements which are identified by words such as 'may', 'could', 'believes', 'estimates', 'targets', 'expects', or 'intends' and other similar words that involve risks and uncertainties. These statements are based on an assessment of present economic and operating conditions, and on a number of assumptions regarding future events and actions that, as at the date of this Presentation, are considered reasonable. Such forward-looking statements are not a guarantee of future performance and involve known and unknown risks, uncertainties, assumptions and other important factors, many of which are beyond the control of the Company, the Directors and the management. The Directors cannot and do not give any assurance that the results, performance or achievements expressed or implied by the forward-looking statements contained in this Presentation will actually occur and investors are cautioned not to place undue reliance on these forward-looking statements. The Directors have no intention to update or revise forward-looking statements, or to publish prospective financial information in the future, regardless of whether new information, future events or any other factors affect the information contained in this Presentation, except where required by law or the ASX listing rules.

•  No offer to sell or invitation to buy

  This Presentation is not, and should not be considered to, constitute any offer to sell, or solicitation of an offer to buy, any securities in DevEx Resources Limited, and no part of this Presentation forms the basis of any contract or commitment whatsoever with any person. DevEx Resources Limited does not accept any liability to any person in relation to the distribution or possession of this Presentation from or in any jurisdiction.

•  Disclaimer

  Whilst care has been exercised in preparing and presenting this Presentation, to the maximum extent permitted by law, DevEx Resources Limited and its representatives:

  •  make no representation, warranty or undertaking, express or implied, as to the adequacy, accuracy, completeness or reasonableness of this Presentation;

  •  accept no responsibility or liability as to the adequacy, accuracy, completeness or reasonableness of this Presentation; and

  •  accept no responsibility for any errors or omissions from this Presentation.

•  Competent Person Statement

  The information in this Presentation that relates to Exploration Results for the Nabarlek Project are extracted from the ASX announcements titled

  • • "DevEx ramps-up exploration at Nabarlek Uranium Project, NT after identifying new high-grade targets" released on 29th September 2021;

  • • "Large drill target defined below Nabarlek Uranium Mine, West Arnhem Project, NT" released on 9th October 2018;

  • • "Technical review recognises strong similarities between U40 prospect and the Coronation Hill U-Au-PGE deposit" released on the 9th May 2019;

  • • "UEQ Identifies High Grade Copper-Gold and Base Metal Potential at NT Uranium Prospects" released on the 4th October 2017; and

  • • "Higher Uranium Grades Returned from U40 Prospect - Nabarlek" released on the 16th December 2010, all of which are available onwww.devexresources.com.au.

  The Company confirms that it is not aware of any new information or data that materially affects the information included in the relevant original market announcement.

•  Exploration by Other Explorers

  This Presentation contains information sourced from the reports of Other Explorers. References to the original reports are provided as footnotes where the information is cited in this Presentation. The Company does not vouch for the accuracy of these reports. The Company has taken the decision to include this information as it is in the public domain and has assessed it to be of relevance to shareholders and investors.

Exploring Australia's discovery hot-spots

Alligator Rivers Uranium Province, NT

• • Nabarlek Project - Targeting high-grade uranium, and copper-gold surrounding the historical Nabarlek Uranium Mine (24 Mlbs @ 1.84% U3O8 produced)

• • One of very few ASX companies with high-grade uranium opportunities in Australia

• • Multiple, shallow, near-mine, high-grade targets defined along strike from historic uranium intercepts such as 25m @ 0.32% U308 and 6m @ 7.6% U3O8

  Julimar Complex, WA

  Julimar Complex, WA

• • Exciting exploration opportunity in the emerging West Yilgarn Province

• • Sovereign Project - 12km long differentiated mafic-ultramafic intrusion identified, consistent with upper portion of Julimar mafic-ultramafic intrusion

• • Ground EM surveys currently underway

Lachlan Fold Belt, NSW

• • Expansive exploration campaigns underway in world-class copper-gold region:

• • Junee Project: 16,000m RC, AC and diamond drilling programme underway in major copper-gold belt, host to Cadia-Ridgeway (Newcrest Mining) and Northparkes (China Molybdenum Co Ltd)

• • North Cobar Project: Exploring the northern extension to the fault corridor hosting the Cobar Mining Centre (host to CSA Mine)

Corporate Overview

Jan-21

Capital Structure
Shares	314.2M
Options	15.2M
Market Cap	$141M (at 45c2)
Cash1	$12.9M
Assets	PhosEnergy Limited (5.3%) Patented technology to recover uranium from phosphate fertilizer 3

Board & Management
Tim Goyder	Chairman
Brendan Bradley	Managing Director
Bryn Jones	Non Exec. Director
Richard Hacker	Non Exec. Director
Kym Verheyen	Company Secretary

• 1 Cash balance - 31 December 2021. Amounts and numbers have been rounded.

• 2 Closing price on 30 March 2022

• 3https://www.phosenergy.com/

Major Shareholders
Tim Goyder (Chairman)	17.5%
Top 20	40.3%

Jul-21

VolumeDEV

10,000

9,000

8,000

7,000

6,000

5,000

4,000

Volume('000)

3,000

2,000

1,000 -

Jan-22