DIGITAL MANUFACTURING. REIMAGINED.

Proven Financial Profile with Accelerating Growth' ✰ Revenue ($mm) ** $168mm '21E Revenue $408 Gross profit ($mm) $317 53% 52% 52% 52% 52% 53% $252 $215 $205 $166 $168 $131 $149 52% $80 $87 $106 '21E Gross Margin 26% '21E Adj. EBITDA Margin 2020 2021E 2020 2021E 2022E 2023E 2024E 2025E 2022E Gross profit 2023E 2024E Gross margin 2025E Adj. EBITDA¹³ ($mm) FCF14 ($mm) $79 91% 28% 28% 27% 27% 26% 27% $64 Customer Retention² $115 $53 $88 $42 $69 $36 $37 $40 $45 $54 17% '20-'22E PF Revenue CAGR 2020 2021E 2022E 2023E Adj. EBITDA Adj. EBITDA margin 2024E 2025E 2020 2021E 2022E 2023E 2024E 2025E Source: Management projections 1 Information for 2020 and 2021 reflects various adjustments to give pro forma effect to acquisitions completed in 2020 and 2021 as though such transactions occurred on January 1, 2020; 2 FY2019-FY2020 sales data (excludes 2021 add-ons); 3 Adjusted EBITDA is a non-GAAP measure. Adjustments to EBITDA include transaction and integration costs, non-recurring and non-cash items, compensation normalization and other accounting adjustments. See Appendix for a calculation of Adjusted EBITDA; 4 Represents adjusted EBITDA minus CapEx FATHOM Fathom Proprietary and Confidential 25

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