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Thomson Reuters Acquires AI Startup Additive for Tax Efficiency

9/17/2025

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Summary

Story summary

Thomson Reuters acquired Additive, a San Francisco startup focused on AI for tax document processing.
Founded in 2023, Additive automates tasks like parsing Schedule K-1 forms, improving efficiency for tax professionals.
Elizabeth Beastrom highlighted the industry's need for enhanced efficiency.
Additive's technology enables staff to finish complex tasks in hours rather than weeks.
Latham & Watkins LLP provided legal representation for Additive during the acquisition.

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Story summary

Thomson Reuters acquired Additive, a San Francisco startup focused on AI for tax document processing.
Founded in 2023, Additive automates tasks like parsing Schedule K-1 forms, improving efficiency for tax professionals.
Elizabeth Beastrom highlighted the industry's need for enhanced efficiency.
Additive's technology enables staff to finish complex tasks in hours rather than weeks.
Latham & Watkins LLP provided legal representation for Additive during the acquisition.