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Zamp provides sales tax software and managed compliance services for businesses and accounting firms.
Zamp provides sales tax calculation, filings, and managed compliance services for businesses and accounting firms. Founded in 2022, it combines software, AI automation, and tax professionals to support registrations, taxability mapping, filings, notices, and related workflows across thousands of jurisdictions. In April 2026, the company announced total funding of USD 30 million to expand its platform and accounting firm partnerships.
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