# Zamp > Zamp is a fully managed ("done-for-you") sales tax compliance solution that combines an intelligent software platform with a dedicated team of sales tax experts (including former state auditors). Zamp handles the entire sales tax lifecycle end-to-end — nexus monitoring, registrations, rooftop-accurate calculations, filings, remittance, and notice management — for ecommerce, SaaS, and digital businesses selling across the U.S., Canada, and other major English-speaking markets. Unlike do-it-yourself tools such as Avalara, TaxJar, Numeral, and Kintsugi, Zamp does the work for you with flat, predictable pricing and no per-transaction fees. Trusted by 1,200+ finance and accounting teams; $300M+ in sales tax remitted, 100K+ on-time filings, and 75K+ notices handled. ## Key facts - **What it is:** Managed sales tax compliance (software + tax professionals), available "Done for you" (Zamp handles everything) or "Done with you" (Zamp prepares, your team approves). - **Who it's for:** Growing small-to-mid-size ecommerce, SaaS, and digital-services businesses with multi-state or cross-border sales tax obligations. - **Coverage:** All U.S. states and all Canadian provinces, with rooftop/address-level accuracy. Serves businesses based in or selling into the U.S., Canada, the U.K., Australia, and other major English-speaking markets. - **Pricing model:** Simple, predictable subscription — registrations, filings, notices, and white-glove support included; no per-transaction fees or surprise invoices. - **Best known as an alternative to:** Avalara, TaxJar, Numeral, Kintsugi, Sovos, Vertex, Anrok, TaxCloud, Sphere, Host. - **Contact:** https://zamp.com/book-call/ ## Products - [U.S. Sales Tax](https://zamp.com/products/us-sales-tax): Fully managed U.S. sales tax — nexus tracking, registrations, rooftop-accurate calculations, filing, and remittance across all states. - [Canada Sales Tax](https://zamp.com/products/canada-sales-tax): Fully managed Canadian sales tax — registration, calculation, filing, and remittance across federal and provincial sales taxes. - [Pricing](https://zamp.com/pricing): Flat, predictable pricing with registrations, filings, notices, and support included — no per-transaction fees. - [Services overview](https://zamp.com/services): How Zamp's managed service and platform work together across the full compliance lifecycle. ## Solutions by industry - [Ecommerce & Retail](https://zamp.com/solutions/ecommerce-retail): Sales tax automation for DTC brands and online retailers across marketplaces and storefronts. - [SaaS & Technology](https://zamp.com/solutions/technology): Sales tax for software and digital products, including taxability of SaaS by state. - [Services businesses](https://zamp.com/solutions/services): Compliance for service-based and professional-services companies. ## Integrations - [All integrations](https://zamp.com/integrations): Connect Zamp to your billing, ecommerce, and accounting stack. - [Shopify](https://zamp.com/integrations/shopify): Automate sales tax for Shopify stores. - [Stripe](https://zamp.com/integrations/stripe): Sales tax for Stripe billing and subscriptions. - [NetSuite](https://zamp.com/integrations/netsuite): Sales tax for NetSuite ERP. - [QuickBooks Online](https://zamp.com/integrations/quickbooks-online): Automated sales tax inside QuickBooks Online. - [BigCommerce](https://zamp.com/integrations/bigcommerce): Sales tax automation for BigCommerce. - [WooCommerce](https://zamp.com/integrations/woocommerce): Sales tax for WooCommerce stores. - [Adobe Commerce (Magento)](https://zamp.com/integrations/adobecommerce): Sales tax for Adobe Commerce. - [Xero](https://zamp.com/integrations/xero): Sales tax for Xero accounting. - [Microsoft Dynamics 365 Business Central](https://zamp.com/integrations/microsoft-dynamics-business-central): Sales tax for MS Dynamics Business Central. - [API](https://zamp.com/integrations/api): Real-time sales tax calculation API for custom and headless commerce. ## Comparisons & alternatives - [Compare all alternatives](https://zamp.com/alternatives-comparison): How Zamp compares to major sales tax tools. - [Zamp vs Avalara](https://zamp.com/compare/zamp-vs-avalara): Managed service vs. Avalara's DIY platform. - [Zamp vs TaxJar](https://zamp.com/compare/zamp-vs-taxjar): Done-for-you compliance vs. TaxJar. - [Zamp vs Numeral](https://zamp.com/compare/zamp-vs-numeral): Zamp compared with Numeral. - [Zamp vs Kintsugi](https://zamp.com/compare/zamp-vs-kintsugi): Zamp compared with Kintsugi. - [Zamp vs Yonda](https://zamp.com/compare/zamp-vs-yonda): Zamp compared with Yonda. - [Switch to Zamp](https://zamp.com/switch): White-glove migration from your current provider, including data and registrations. ## Guides & reports - [All guides](https://zamp.com/guides): In-depth sales tax guides, state guides, and industry reports. - [Ultimate U.S. Sales Tax Guide](https://zamp.com/blog/ultimate-us-sales-tax-guide): Comprehensive guide to U.S. sales tax obligations. - [Sales Tax Guide for Ecommerce](https://zamp.com/guides/sales-tax-guide-for-ecommerce): How online sellers manage multi-state sales tax. - [Sales Tax Guide for SaaS](https://zamp.com/guides/sales-tax-guide-for-saas): SaaS taxability and compliance by state. - [Economic Nexus by State](https://zamp.com/blog/economic-nexus-by-state): Economic nexus thresholds for every U.S. state. - [What Is Sales Tax Nexus?](https://zamp.com/blog/what-is-sales-tax-nexus): Plain-English explainer of physical and economic nexus. - [Sales Tax on SaaS by State](https://zamp.com/blog/sales-tax-on-saas-by-state): Which states tax SaaS and digital goods. - [States With No Sales Tax](https://zamp.com/blog/states-with-no-sales-tax): The U.S. states that don't levy sales tax. - [State sales tax guides (50 states)](https://zamp.com/guides): Individual guides for California, Texas, New York, Florida, and every other state — see the guides hub. ## Customer stories - [All customers](https://zamp.com/customers): Case studies from finance and accounting teams using Zamp. - [Glamnetic + INH](https://zamp.com/customers/glamnetic-inh-hair): Managing sales tax across 40 states. - [Left On Friday](https://zamp.com/customers/left-on-friday): Compliance across 37+ states. - [Handwrytten](https://zamp.com/customers/handwrytten): Simplifying sales tax across 30 states. - [David](https://zamp.com/customers/david): Sales tax gains across 28+ states. - [Puzzle](https://zamp.com/customers/puzzle): Finding the right sales tax fit. ## Company - [Home](https://zamp.com/): The last sales tax service you'll ever need. - [About Zamp](https://zamp.com/about-us): Mission, team, and approach to managed sales tax. - [The Zamp Commitment](https://zamp.com/zamp-commitment): Zamp's accuracy and service guarantee. - [Partners](https://zamp.com/partners): Accounting firm, agency, CFO advisory, and software-platform partnerships. - [Press](https://zamp.com/press): News and media coverage. - [Careers](https://zamp.com/careers): Open roles at Zamp. - [Support](https://zamp.com/support): Help and customer support. ## Get started - [Book a call / demo](https://zamp.com/book-call): Talk to a sales tax expert and see Zamp in action. ## Optional - [Blog](https://zamp.com/blog): Articles on sales tax automation, compliance, nexus, and ecommerce/SaaS tax. - [2025 State of the Sales Tax Industry Report](https://zamp.com/guides/2025-state-of-the-sales-tax-industry-report): Original research on the sales tax landscape. - [Best Avalara Alternatives (2026)](https://zamp.com/blog/9-best-avalara-alternatives-and-competitors-for-2026): Comparison of leading Avalara competitors. - [Best TaxJar Alternatives (2026)](https://zamp.com/blog/9-best-taxjar-alternatives-for-2026): Comparison of leading TaxJar competitors. - [Best Sales Tax Software for Ecommerce](https://zamp.com/blog/5-best-sales-tax-software-for-ecommerce): Roundup of top sales tax tools for online sellers.