Notes And Sources Quali昀椀ed Person Technical and Third-Party Information The technical information contained in this Asset Handbook has Metalla has limited, if any, access to the properties on which Metalla been reviewed and approved by ‎Charles Beaudry, geologist holds a royalty, stream or other interest. Metalla is dependent on (i) M.Sc., member of the Association of Professional ‎Geoscientists of the operators of the mines or properties and their quali昀椀ed persons Ontario and of the Ordre des Géologues du Québec. Mr. Beaudry to provide technical or other information to Metalla, or (ii) publicly is ‎a QP as de昀椀ned in National Instrument 43-101 - Standards of available information to prepare disclosure pertaining to properties Disclosure for Mineral ‎Projects (“NI 43-101”).‎ and operations on the mines or properties on which Metalla holds a royalty, stream or other interest, and generally has limited or no Non-IFRS Financial Measures ability to independently verify such information. Although Metalla Metalla has included certain performance measures in this Asset does not have any knowledge that such information may not be Handbook that do not have any standardized meaning prescribed accurate, there can be no assurance that such third-party informa- by International Financial Reporting Standards (“IFRS”) includ- tion is complete or accurate. Some information publicly reported by ing attributable gold equivalent ounces (GEOs). The Company operators may relate to a larger property than the area covered by believes that, in addition to conventional measures prepared in Metalla's royalty, stream or other interests. Metalla's royalty, stream accordance with IFRS, certain investors use this information to or other interests can cover less than 100% and sometimes only a evaluate the Company's performance and ability to generate cash portion of the publicly reported mineral reserves, mineral resources 昀氀ow. and production of a property. Attributable GEOs are a non-IFRS 昀椀nancial measure that is com- Unless otherwise indicated, the technical and scienti昀椀c disclosure posed of gold ounces attributable to the Company, plus an amount contained or referenced in this Asset Handbook, ‎including any ‎ref- calculated by taking the expected revenue by the Company from erences to mineral resources or mineral reserves, was prepared in payable silver ounces, copper pounds, lead pounds and zinc accordance with Canadian ‎NI 43-101‎, which differs signi昀椀cantly from pounds attributable to the Company, less material costs, divided the requirements of the U.S. Securities and ‎Exchange Commission by the price of gold. The Company presents attributable GEOs as (the “SEC”) ‎applicable to U.S. domestic issuers. Accordingly, the it believes that certain investors use this information to evaluate scienti昀椀c and technical ‎information contained or referenced in this the Company’s performance in comparison to other streaming Asset Handbook may not be comparable to similar information and royalty companies in the precious metals mining industry who made ‎public by U.S. companies subject to the reporting and ‎disclo- present attributable ounces on a similar basis sure requirements of the SEC. The presentation of these non-IFRS 昀椀nancial measures is intend- ed to provide additional information and should not be considered ‎“Inferred mineral resources” have a great amount of uncertainty in isolation or as a substitute for measures of performance pre- as to their existence and great uncertainty as to ‎their ‎economic pared in accordance with IFRS. Other companies may calculate and legal feasibility. It cannot be assumed that all or any part of an inferred mineral resource will ‎ever be ‎upgraded to a higher category. these non-IFRS 昀椀nancial measures differently. Historical results or feasibility models presented herein are not guar- antees ‎or expectations of ‎future performance. In addition, this Asset Handbook contains disclosure of historical estimates in respect of which a quali昀椀ed person has not done suf昀椀cient work to classify the historical estimate as a current mineral resource and the property owner is not treating the historical estimate as a current mineral resource. There can be no assurance that such historical estimates will ever be converted to a current mineral resource. Metalla Royalty & Streaming Ltd. 55