Cyxtera Results Presentation Deck

Capitalization ($ in Millions) Cash and Cash Equivalents Revolver (Maturing 4/2024) 1st Lien Debt (Maturing 5/2024) Capital Leases Total Debt Net Debt (1) Less: Optional renewal portion of Capital Leases Contractual Net Debt (Excl. Optional Capital Leases) Less: Contractually obligated Capital Leases Less: Equipment Leases Financial Net Debt (Excl. All Capital Leases) Key Credit Metrics TTM Transaction Adj. EBITDA/Net Leverage (4) TTM Transaction Adj. EBITDA/ Contractual Net Leverage (5) TTM Transaction Adj. EBITDAR/Lease Adjusted Leverage (6) TTM Transaction Adj. EBITDA/Financial Net Leverage (7) Total Liquidity Cyxtera Rate L + 300 bps L+300 bps Metric 244 244 304 244 (2) 3/31/2023 $62 82 861 (3) 1,111 $2,055 1,993 (219) 1,774 (852) (41) 881 8.2x 7.3 6.1 3.6 $77 Rate L + 300 bps L+300 bps Metric 239 239 299 239 (2) 12/31/2022 $65 42 865 (3) 1,122 $2,029 1,964 (214) 1,749 (861) (46) 842 8.2x 7.3 6.1 3.5 $138 (1) Net Debt is equal to total debt minus cash and cash equivalents; (2) Incremental $100m First Lien Term Loan Interest rate of L + 400 bps; (3) Debt balances are based on GAAP reporting and are shown gross of unamortized issuance costs; (4) Net leverage is calculated by dividing net debt by LTM Q1 2023A Transaction Adj.EBITDA; (5) Contractual Net Leverage is calculated by dividing Contractual Net Debt (which includes the GAAP calculation of Capital Lease obligations, adjusted to exclude obligations attributable to the term of any future lease extension option exercisable at the Company's discretion) by LTM Q1 2023A Transaction Adj. EBITDA; (6) Lease Adjusted Leverage is calculated by dividing financial net debt and secured capital leases + 5x real estate lease payments (5x methodology based on Moody's Communications Infrastructure sector lease capitalization multiple) by LTM Q1 2023A Transaction Adj. EBITDAR; (7) Financial Net Leverage is calculated by dividing Financial Net Debt (Net Debt, adjusted to exclude all Capital Lease obligations) by LTM Q1 2023A Transaction Adj.EBITDA. 15

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