Tempo SPAC Presentation Deck

Operating Leverage - Organic Non-GAAP Gross Margin 1,2 NON-GAAP COST OF GOODS SOLD ($) AND NON-GAAP GROSS MARGIN (%) ¹,² $ IN MILLIONS NON-GAAP GROSS MARGIN OVERHEAD 42% $85 $18 $24 $42 2021E DIRECT LABOR DIRECT MATERIALS 48% $92 $21 $27 $44 2022E 51% $107 $22 $31 $54 2023E 55% $122 $23 $35 $64 2024E 59% $136 $25 $38 $72 2025E OVERHEAD Improved overhead costs with combination synergies and increased economies of scale DIRECT LABOR AND DIRECT MATERIALS Lower labor costs and better yields from implementation and continued development of Tempo's platform (software and equipment) Vertical integration synergies realized by insourcing PCB spend Source: Management Projections. Tr 1 Pro forma (PF) figures include the acquisitions of Compass AC Holdings, Inc. ("Advanced Circuits" or "AC") and Whizz Systems, Inc. ("Whizz Systems" or "Whizz") which are expected to close substantially concurrently with the SPAC business combination and exclude estimates of additional future acquisitions. 2 Non-GAAP Cost of Goods Sold and non-GAAP gross margin exclude stock-based compensation and non-recurring transaction related expenses incurred and forecasted in 2021. OCTOBER 2021 38 STRICTLY PRIVATE & CONFIDENTIAL

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