Vertex IPO Presentation Deck

Our solutions address the complexities of the broadest set of large customers Vertex targets companies with cross- border revenues, increasing audit risk and complex tax operations. Complex tax operations include: • Large # of jurisdictions Large # products / SKUs Multi-channel distribution I i i . Low N Multiple transaction systems High transaction volumes Avalara Complexity-tax, business, and technological In-House Solutions MVERTEX High THOMSON REUTERS SOVOS MVERTEX

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