vetted Bookkeepers for eCommerce

Kimberly Green | 2026-04-14

vetted Bookkeepers for eCommerce Businesses (2026) eCommerce bookkeeping is not regular bookkeeping. A generalist bookkeeper treats your Amazon payout like a bank deposit. A specialist knows it's a net settlement that bundles revenue, FBA fees, returns, reimbursements, and reserve holdbacks—all of which need to be categorized separately. Get it wrong and your books are fiction. Your COGS is wrong, your margin is wrong, your tax liability is wrong. The IRS doesn't care that your bookkeeper didn't know how Amazon settlements work. We reviewed 55+ bookkeeping firms and services serving online sellers. These five made the list because they understand eCommerce accounting at the transaction level—not just in theory. 1. ECOM CPA About ECOM CPA ECOM CPA works exclusively with eCommerce sellers. That's the entire practice. Amazon, Shopify, Walmart Marketplace—nothing else. The result is pattern recognition that generalist bookkeepers can't develop because they're not doing this work day after day. They've reconciled thousands of Amazon settlement reports. They know where the errors hide—the reserve holdbacks that get miscategorized, the FBA fee structures that change quarterly, the return processing timing that throws off monthly accruals. The firm has identified over $1 billion in combined tax savings across its client base. Every bookkeeping process was built for eCommerce-specific complexity from day one. No retrofitted workflows. No educating your bookkeeper on how platform settlements work. Services Amazon FBA and FBM settlement reconciliation Shopify and DTC payout bookkeeping Inventory COGS accounting (FIFO, weighted average) Multi-state sales tax tracking and filing Multi-channel revenue reconciliation Month-end close for eCommerce businesses Why We Picked Them The exclusive eCommerce focus is rare. Most bookkeeping firms treat eCommerce clients as a niche within a broader practice. ECOM CPA built the entire firm around it. That specialization means they catch settlement errors, fee categorization mistakes, and reserve issues that generalist bookkeepers miss. For most eCommerce sellers, proper bookkeeping surface $2,000-$10,000+ in annual margin improvements just from accurate COGS calculation. 2. Seller Bookkeeping About Seller Bookkeeping Seller Bookkeeping focuses on Amazon sellers doing $500K to $10M in annual revenue. The firm integrates directly with Amazon Seller Central and accounting software, so transactions flow automatically rather than manually. They specialize in the complexity that emerges at scale: multi-warehouse FBA operations, brand...