Stress-Free US Business Compliance — From Formation to Filing
LLC formation, tax filing, sales tax compliance, and trademark services designed for e-commerce entrepreneurs worldwide.
LLC Formation
Complete US LLC formation services in all 50 states with registered agent and operating agreement support.
LLC Formation in All 50 US States
Form your US LLC in any state with our streamlined formation service. We handle Articles of Organization filing, state-specific requirements, and ensure your entity is properly established.
- ▸State selection guidance
- ▸Articles of Organization filing
- ▸State fee payment
- ▸Formation confirmation
Registered Agent Services
Meet state requirements with our registered agent service. We receive legal documents and official correspondence on behalf of your LLC and forward them promptly.
- ▸Registered agent appointment
- ▸Legal document receipt
- ▸Compliance notifications
- ▸Annual renewal management
Operating Agreement & EIN
Protect your business with a properly drafted Operating Agreement and obtain your EIN (Employer Identification Number) for banking, taxes, and hiring.
- ▸Operating Agreement drafting
- ▸EIN application (Form SS-4)
- ▸Business bank account guidance
- ▸Member structure documentation
Tax Services
Federal and state tax filing, sales tax compliance, and multi-state e-commerce tax management.
Federal Business Tax Filing
Stay compliant with federal tax obligations. We prepare and file Form 1120, 1065, Schedule C, and other required federal tax returns for your e-commerce business.
- ▸Form 1120 (C-Corp)
- ▸Form 1065 (Partnership)
- ▸Schedule C (Sole Proprietor)
- ▸Quarterly estimated payments
Sales Tax Registration & Filing
Navigate complex multi-state sales tax requirements with confidence. We register your business in required states, calculate nexus obligations, and file returns on time.
- ▸Sales tax registration (all states)
- ▸Nexus analysis
- ▸Monthly/quarterly filing
- ▸Amazon sales tax compliance
Multi-State Tax Compliance
E-commerce sellers face complex multi-state tax obligations. We analyze your sales data, determine nexus in each state, and ensure full compliance across all jurisdictions.
- ▸Economic nexus analysis
- ▸State tax registration
- ▸Multi-state return filing
- ▸Tax planning & strategy
ITIN Application for Non-US Residents
Non-US residents selling on Amazon or other US platforms need an ITIN for tax purposes. We guide you through the ITIN application process with the IRS.
- ▸ITIN application preparation
- ▸Supporting documentation
- ▸IRS submission
- ▸Application tracking
Trademark Services
USPTO trademark search, application, monitoring, and renewal services.
USPTO Trademark Search & Application
Protect your brand with a federally registered trademark. We conduct comprehensive USPTO searches, prepare applications, and manage the filing process.
- ▸Comprehensive trademark search
- ▸Application preparation
- ▸USPTO filing
- ▸Office action responses
Trademark Monitoring & Renewal
Keep your trademark protected with ongoing monitoring for infringements and timely renewal filings to maintain your registration.
- ▸Infringement monitoring
- ▸Renewal filing (Section 8 & 9)
- ▸Opposition watch
- ▸Maintenance reminders
Other Compliance
Annual reports, business licenses, and FBAR filing for complete US business compliance.
Annual Report Filing
Stay in good standing with timely annual report filings in your state of formation and any states where you have foreign qualification.
- ▸Annual report preparation
- ▸State filing submission
- ▸Fee payment coordination
- ▸Compliance calendar management
Business License Procurement
Obtain all required business licenses and permits for your e-commerce operations at the federal, state, and local levels.
- ▸License requirement research
- ▸Application preparation
- ▸Filing & follow-up
- ▸Renewal management
FBAR Filing
US persons with foreign bank accounts exceeding $10,000 must file FBAR reports. We prepare and file FinCEN Form 114 on your behalf.
- ▸Account reporting analysis
- ▸FinCEN Form 114 preparation
- ▸Timely filing
- ▸Record keeping guidance
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Disclaimer: Five Dark provides document preparation and business formation assistance. We are not a law firm and do not provide legal advice. Consult a licensed attorney for legal matters.