Before scaling Everest, he climbed Aconcagua, the tallest mountain in South America (6,962 m), McKinley in Alaska, the tallest mountain in North America (6,194 m), Kilimanjaro, the tallest mountain in Africa (4,600 m), and Matterhorn in the Pennine Alps (about 4,474m).
Prije uspona na Everest, Kadev se popeo na Akonkagvu, najvišu planinu u Južnoj Americi (6.962 m), McKinley na Aljasci, najvišu planinu u Sjevernoj Americi (6.194 m), Kilimandžaro, najvišu planinu u Africi (4.600 m), i Matterhorn na Apeninskim Alpama (oko 4.474m).