Zamp provides a fully managed sales tax platform that automates address‑level tax calculations, registrations, filings, and notice handling across all global jurisdictions. The service combines SaaS tools with access to tax professionals, offering both a done‑for‑you model and a collaborative workflow, all delivered through a single dashboard with subscription pricing and a developer‑friendly API.
Funding
$4M raised to dateRaised to date based on public sources. This may differ from the amount the company actually raised and is based only on what is publicly available on the internet.

Founders
Product
Problem
Companies selling products or services across multiple jurisdictions must navigate complex, ever‑changing sales tax regulations, which requires accurate address‑level calculations, timely registrations, filings, and handling of tax notices. Failure to stay compliant can result in costly penalties and operational delays.
Solution
Zamp offers a fully managed sales tax platform that combines automated software with a team of tax professionals to handle end‑to‑end compliance worldwide. The service automates registration, filing, and notice management while providing rooftop‑level tax calculations based on exact customer addresses. Users can choose a “done‑for‑you” model where Zamp handles all tasks, or a “done‑with‑you” model that lets internal teams review and approve the work. All compliance activities are delivered through a single dashboard with predictable, subscription‑based pricing and no per‑transaction fees. An API trial is available for developers to integrate tax calculations directly into their applications.
Target Audience
Primary customers are finance and accounting teams, e‑commerce operators, and SaaS product developers who need reliable, scalable sales tax compliance across multiple regions.
Features
- Automated sales tax registration, filing, and notice resolution across all global jurisdictions
- Address‑level (“rooftop”) tax rate calculations for precise compliance
- Integrated platform combining SaaS tools with access to tax experts for white‑glove support
- Flexible service models: fully managed or collaborative workflow with internal review
- Predictable subscription pricing with no hidden per‑transaction fees
- Developer-friendly API for real‑time tax calculation integration
- Centralized dashboard for monitoring filings, remittances, and compliance status