U.S. Entity Formation Guide

This comprehensive guide walks you through the entire process of establishing your U.S. business entity through Portal.

Pre-Formation Checklist

Before starting the formation process, gather the following information:

Step 1: Choose Your Entity Type

C-Corporation vs LLC Comparison

FeatureC-CorporationLLC
Best ForVC funding, going publicFlexibility, small teams
TaxationDouble taxationPass-through taxation
OwnershipUnlimited shareholdersMembers (owners)
ManagementBoard of DirectorsMember-managed or Manager-managed
Investor FriendlyYes (preferred by VCs)Less attractive to investors
ComplianceMore requirementsFewer formalities
Most Korean tech startups planning to raise capital choose C-Corporation. Consult with Portal advisors for personalized recommendations.

Step 2: Name Your Company

Naming Requirements

  • Must be unique in Delaware
  • Cannot use restricted words without approval
  • Must include entity identifier (Inc., LLC, etc.)

Name Search Process

  1. Portal checks name availability
  2. We suggest alternatives if needed
  3. Reserve name for 120 days (optional)
Avoid names too similar to established brands to prevent trademark issues.

Step 3: Complete Onboarding

Information Required

For C-Corporation:
  • Number of authorized shares (typically 10 million)
  • Par value (typically $0.0001)
  • Board of Directors names
  • Officer positions (CEO, Secretary, etc.)
For LLC:
  • Operating agreement preferences
  • Member ownership percentages
  • Management structure
  • Tax classification election

Step 4: Document Preparation

Portal prepares and files:

Formation Documents

  • Certificate of Incorporation (C-Corp) or Formation (LLC)
  • Corporate Bylaws or Operating Agreement
  • Initial Board Resolutions
  • Stock Certificates or Membership Certificates

Post-Formation Documents

  • EIN application (Form SS-4)
  • Initial Statement of Information
  • Foreign qualification documents (if needed)

Step 5: EIN Application

The Employer Identification Number (EIN) process:
1

Form Preparation

Portal completes IRS Form SS-4 with your information
2

IRS Submission

We submit electronically for fastest processing
3

Follow-up

Track application status and handle any IRS queries
4

Delivery

Receive EIN letter typically within 1-2 weeks

Step 6: Corporate Compliance Setup

Digital Minute Book Includes:

  • Formation documents
  • Bylaws/Operating Agreement
  • Board and shareholder resolutions
  • Stock/membership ledger
  • Annual meeting templates

Compliance Calendar:

  • Annual report deadlines
  • Franchise tax due dates
  • Board meeting requirements
  • Foreign qualification renewals

Step 7: Business Banking

Account Opening Process:

  1. Bank Selection: Choose from our partner banks
  2. Application: Complete online application
  3. Verification: Video call with bank representative
  4. Approval: Usually within 3-5 business days
  5. Access: Receive online banking credentials

Banking Features:

  • Multi-currency accounts
  • Wire transfer capabilities
  • Business debit cards
  • Online/mobile banking
  • ACH payments

Post-Formation Considerations

Federal Tax Elections

  • S-Corporation election (if applicable)
  • Tax year selection
  • Accounting method choice

State Registrations

  • Foreign qualification in operating states
  • State tax registrations
  • Business licenses

Ongoing Compliance

  • Annual Delaware franchise tax
  • Annual report filing
  • Registered agent renewal
  • Good standing maintenance

Common Mistakes to Avoid

Timeline Overview

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