ATS Business Model and Strategic M&A Impact

19 Appendix: Reconciliation of Non-IFRS Measures to IFRS Measures (C$ mm) F2018 F2019 F2020 F2021 F2022 F2023 Organic revenue 1,100.1 1,230.5 1,327.1 1,388.0 1,721.9 2,382.1 Revenues of acquired companies 12.8 111.5 25.3 521.7 201.7 FX impact Total revenue 14.8 10.3 (8.9) 16.7 (60.9) (6.4) 1,114.9 1,253.6 1,429.7 1,430.0 2,182.7 2,577.4 Annual organic revenue growth 8.8% 10.4% 5.9% (2.9)% 20.4% 9.2% Measure (C$ mm) F2018 F2019 F2020 F2021 F2022 F2023 Acquisition of property, plant and equipment (19.9) (21.1) (45.4) (21.5) (36.3) (56.1) Acquisition of intangible assets (6.1) (19.8) (11.1) (10.0) (17.0) (24.2) CAPEX (26.0) (40.9) (56.5) (31.5) (53.3) (80.3)

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