Cyxtera Investor Presentation Deck

Improving Occupancy and Disciplined Cost Management Result in Higher Margins Over Time Gross Margin (% margin) Gross Profit Cost of Revenue 43% 2020A Txn. Adj. EBITDA $300 $390 SG&A $115 42% 31% 2020A 45% $216 2021A $317(¹) $386 $127 Transaction Adj. EBITDA Margin(2) (% margin) 41% 32% 2021A $224 46% 1 2022A $344 $402 $145 40% 32% 2022A $239 I 47% 2023E $361 $415 $136 Transaction Adj. EBITDA % margin 39% 32% 2023E $246 T 48% 2024E $385 $415 $129 Transaction Adj. EBITDAR % margin 42% 35% 2024E CONFIDENTIAL $279 50% 2025E $429 $427 $130 44% 38% 2025E $324 I 51% 2026E $465 $441 $131 47% 40% 2026E $364 I 52% SAMSON 2027E $491 $456 $133 47% 41% 2027E $387 I . . Note: Incorporates -58MM of public cost savings starting in Q4'23E. Cyxtera (1) Moses Lake excluded from 2021 Cost of Revenue, while in public filings a portion of the expense related to Moses Lake remains. (2) See GAAP to non-GAAP reconciliation of historical periods and definition of non-GAAP measures in Appendix Forward-looking reconciliations of non-GAAP measures are not provided. Commentary Operating leverage, higher utilization and gradual reversal of utilities headwinds drive margin expansion High-30s / low-40% medium-term EBITDA margin in line with industry peers 2% -3% of consistent annual margin expansion through 2026 21

View entire presentation