Advixy USA Desk · Market entry, company formation and operations

Enter the United States market with a strategy your business can sustain

We validate the opportunity, define the right entry route and support you in opening and operating a U.S. company from Europe, with coordinated commercial, legal, tax and operational guidance.

An initial assessment of your activity, target market, partners, expected presence and real objective in the United States.

Advisory support to validate a market and open a United States company from Europe

Two routes, one coordinated strategy

Two ways to start in the United States

1. Validate your U.S. market

Before investing in a structure, we analyse your product or service, the customer you want to reach and the most realistic route to market. The project is tested against the U.S. market and converted into an actionable roadmap.

  • Product, service and value proposition.
  • Priority customers, regions and segments.
  • Competition and demand signals.
  • Channels, partners and barriers to entry.
  • Recommendation: validate, adapt, postpone or implement.
  • Roadmap for the first commercial phase.

Request a market-entry assessment

2. Open and operate your U.S. company

When the project is ready, we define the most appropriate entity type and state, coordinate incorporation and the EIN, and organise the documents, business address, registered agent and bank-account application.

  • A reasoned choice between an LLC, Corporation or another route.
  • State registration and EIN application.
  • Business address and registered agent.
  • Post-formation documents.
  • Assistance with a business bank-account application.
  • Compliance calendar and ongoing support.

Assess my U.S. structure

The decision comes before the filing

Opening an LLC is a filing. Building the right international operation is a strategic decision

A U.S. entity can create obligations in the United States and consequences in the European country from which its owner directs, operates or resides. We therefore review the activity, partners, physical presence, customers, banking operations and relationship with the European structure before recommending a route.

Analysis before formation

The legal vehicle does not replace the commercial strategy or validate the market on its own.

Coordinated local capability

We integrate market testing and specialised U.S. execution through a single Advixy point of contact.

Continuity after formation

Documents, renewals, taxes, accounting and compliance do not disappear when the certificate arrives.

From opportunity to ongoing compliance

A five-phase market-entry method

  1. Understand.
    Objective, activity, partners, customers, presence and resources.
  2. Validate.
    Market, proposition, competition, channels and barriers.
  3. Design.
    Entity, state, Europe–U.S. relationship, tax and operations.
  4. Implement.
    Registration, EIN, address, agent, documents and banking.
  5. Maintain.
    Calendar, renewals, taxes, accounting and support.

Clear scope from the outset

What we coordinate and what depends on your case

Included or coordinated under the proposal

  • LLC or Corporation and state registration.
  • EIN application.
  • Business address and registered agent.
  • Post-formation documentation.
  • Compliance calendar.
  • Bank-application assistance.
  • Renewals and filings under the agreed plan.
  • Accounting and sales tax where contracted.

Always subject to assessment

  • Choice of entity and state.
  • Personal and European tax treatment.
  • Need for an ITIN, licences or permits.
  • Nexus and sales-tax obligations.
  • Warehouse, employees or physical presence.
  • Bank acceptance.
  • State fees and third-party services.
  • Applicable forms and deadlines.

The information on this page is general and does not replace legal, tax or regulatory advice tailored to your circumstances.

A different route for each business model

Who Advixy USA Desk is designed for

European SMEs

Test demand, distributors, customers or positioning before investing in a structure.

SaaS and technology

Charge customers, hire, raise capital or sell in the U.S. with a structure aligned with growth.

B2B services and consulting

Develop commercial access and international billing while coordinating European and U.S. implications.

E-commerce and products

Assess the market, inventory, logistics, sales tax, state of operation and compliance.

Founders and investors

Design the vehicle, ownership, investment and governance before formation.

Existing U.S. companies

Review the state, registered agent, obligations, filings and outstanding documents.

A coordinated team on both sides of the Atlantic

An international entry connected to the rest of your business

Advixy integrates analysis of the European project with specialised execution and support in the United States. You retain one close point of contact, understand what is being done and receive a roadmap for remaining compliant after formation.

Spain 360° Consulting

Corporate, tax, operational and commercial decisions analysed as one coordinated project.

Tax Advisory

Coordination of Spanish and European tax implications with the U.S. project.

Answers before you decide

Frequently asked questions about opening and operating a U.S. company

Can I open a U.S. company without living there?

Yes. A non-resident can form certain entities without travelling, but the structure, documents, banking and obligations must be reviewed case by case.

Which is better, an LLC or a Corporation?

There is no universal answer. It depends on ownership, investment, activity, presence, tax and growth objectives.

Which state should I choose?

The choice should reflect real operations, cost, regulation, investors and presence, not popularity alone. Delaware, Wyoming, Florida or Texas can fit different scenarios.

Does company formation include a bank account?

Where included in the proposal, we assist with preparing and submitting an application to available providers. Approval always rests with the bank or financial provider.

Does opening an LLC remove my European tax obligations?

No. Residence, effective management, activity and the rules of the relevant European country can create obligations. Coordination should be reviewed before implementation.

What happens after the company is formed?

State renewals, tax filings and other obligations continue. The scope depends on the entity, owners and activity and should be documented.

Can I start with market research only?

Yes. This is the recommended route when the customer, channel or positioning in the U.S. has not yet been validated.

Do you work with e-commerce, SaaS and service businesses?

Yes, but each model creates different issues, such as sales tax, inventory, employees, financing, intellectual property or physical presence.

Initial Advixy USA Desk assessment

Tell us what you want to develop in the United States

In your message, briefly describe your activity, country of residence, whether you already have a European company, what you intend to sell in the U.S., whether you expect partners, employees, a warehouse or an office, and the current project phase. Do not include passwords, bank details or sensitive documents.

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Advixy · Santa Cruz de Tenerife · By appointment

Your entry into the United States starts before the company is formed

Validate the opportunity, understand the implications and build an operation you can control and maintain from Europe.

Advixy SL · Santa Cruz de Tenerife · Consultations by appointment only

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