Amazon FBA Services. One Expert Team.

Everything an FBA seller needs to recover reimbursements, protect account health, and grow profitably across Amazon marketplaces.

Our Services

Choose Your Starting Point

Each service is designed to work standalone or as part of a complete FBA management solution. Most clients start with the free audit.

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FBA Reconciliation & Reimbursement Recovery

Daily auditing of every Seller Central transaction. We identify, document, and manually file every valid claim before the 60-day window closes — with full manufacturing-cost documentation as required by Amazon's 2025 policy.

✓Lost, damaged & missing inventory claims
✓Return & reversal discrepancy recovery
✓Fee overcharge identification & refiling
✓Inbound shipment shortfall claims
✓Removal & disposal error recovery
✓Manufacturing cost documentation
✓Monthly statements & denial appeals

ℹ Pricing: 100% performance-based. Commission on recovered amounts only. Free audit with no obligation.

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FBA Account Management

Ongoing account health monitoring, IPI score optimisation, listing management, and performance analytics. We keep your FBA account healthy, compliant, and set up for growth.

✓IPI score monitoring & optimisation (target 550+)
✓Storage limit management & capacity planning
✓Listing health & suppression resolution
✓Inventory replenishment strategy
✓Account health dashboard & monthly reports
✓Policy compliance monitoring
✓New marketplace expansion support

ℹ Pricing: Monthly retainer based on account size and scope. Contact us for a transparent quote.

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Amazon Product Research

Data-driven product discovery for Amazon US, UK and India. We analyse demand, competition, and margins to identify opportunities where the numbers justify the investment.

✓Keyword demand & trend analysis
✓Competition depth & BSR assessment
✓Landed cost & margin modelling
✓Supplier identification & vetting support
✓Review gap & differentiation opportunities
✓US, UK & India marketplace analysis
✓Launch strategy & keyword targeting

ℹ Pricing: Per-project or monthly retainer. Contact us for a scope-based quote.

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Getting Started

Getting Started Takes Minutes

Request a free audit and we'll tell you exactly what's recoverable in your account — within 48 hours.

📧Fill in the Audit Form

Takes 2 minutes. Tell us about your account and what you need help with.

🔒Grant Read-Only Access

Invite Leviathan Sellers as a limited user in Seller Central. We cannot make changes or move funds.

📊Receive Your Audit

We analyse your account and deliver a full report showing every recoverable discrepancy within 48-72 hours.

🚀We Start Recovering

Upon your approval, we begin filing claims immediately — every day, before the 60-day window expires.

Comparison

How We Compare to Automated Tools & Self-Filing

Feature	Leviathan Sellers	Automated Tools	Self-Filing
Manufacturing cost documentation	✓ Every claim	✘ Not included	Manual effort required
Audit frequency	Daily	Weekly or less	When you remember
Denial appeals	✓ Included	✘ Limited or none	Manual only
60-day window compliance	✓ Guaranteed	Partial — often misses	✘ Frequently missed
Amazon TOS risk	✓ Zero	Some risk (bulk filing)	Low
Claim approval rate	✓ 96%+	~60%	Varies widely
Pricing model	Performance-based only	Monthly subscription	Your time cost
US, UK & India support	✓ All three	US primarily	Depends on your knowledge

What Makes Our Amazon FBA Services Different

👥Personal Service, Not Automation

Every account managed personally. No bulk automation, no bot-filed claims, no generic recommendations.

🌍US, UK and India Expertise

We understand specific requirements of each Amazon marketplace. India-based sellers expanding internationally and international sellers entering Amazon India are both types of clients we have supported.

✅100% Amazon Terms Compliant

Every action fully compliant with Amazon's current terms. No grey-hat methods, banned tools, or approaches that create account risk.

Learn

Expert FBA insights

All articles →

FBA Policy

Amazon FBA Reimbursement Policy Changes 2025

Deep dive into the 60-day window, manufacturing-cost documentation, and how to file claims correctly under 2025 rules.

15 min read

FBA Reimbursements

How an FBA Reimbursement Audit Finds Lost Revenue

Learn how systematic audits surface missing funds from lost, damaged, and mismanaged inventory.

11 min read

Account Health

How to Improve Your Amazon IPI Score in 2025

Raise your IPI, protect storage limits, and keep your FBA account healthy under 2025 Amazon policy pressure.

14 min read

Settlement Reconciliation

Why Amazon Settlement Reconciliation Matters

A practical guide to settlement reconciliation — catch fees, credits, reimbursements, and adjustments before they disappear.

13 min read

Not Sure Which Service You Need?

Start with the free audit. We'll tell you exactly what's recoverable and which services would make the biggest impact on your account.