Riverside Resources and Questcorp Consolidate Key Mineral Concession for Union Project, Sonora, Mexico

Vancouver, British Columbia--(Newsfile Corp. - March 18, 2026) - Riverside Resources Inc. (TSXV: RRI) (OTCQB: RVSDF) (FSE: 5YY0) ("Riverside" or the "Company") is pleased to announce the successful consolidation of the Famosa Area with three mineral concessions within the Union Project district in Sonora, Mexico, through the completion of the final payment and transfer of mineral title from Pacific Comox S.A. de C.V. to Riverside's wholly owned Mexican subsidiary, RRM Exploración S.A.P.I.