CubeSmart Investor Presentation Deck

Platform | Portfolio | Balance Sheet | Company Robust Portfolio Growth Strategically increase the scale of the platform 1600 1400 1200 1000 800 600 460 400 200 0 2010 1. As of September 30, 2023 2011 2012 2013 2014 2015 2016 2017 Joint Venture Wholly-Owned 2018 2019 2020 2021 2022 Managed 1,374 2023¹ Multi-Faceted Growth Strategy Continue to utilize wide variety of avenues to grow. the portfolio Brand Awareness Since 2010, increased stores on the platform by 199% Customer Data Points The consistent growth in CubeSmart stores has substantially increased our customer base by ~557k since 2010 16

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