HOW DO I REGISTER A COMPANY IN IRELAND, THE UK, OR THE USA? (2025 GUIDE) Starting a company can be an exciting step toward independence, growth, and long-term success. However, the registration process differs significantly between countries. If you're planning to register a company in Ireland, the United Kingdom, or the United States, understanding the specific legal and administrative steps is essential.
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This guide outlines the key requirements, processes, and differences in registering a company across these three major jurisdictions in 2025.
🇮🇪 How to Register a Company in Ireland Ireland is a popular destination for startups and global companies, thanks to its low corporate tax rate and EU membership. Most entrepreneurs register a Private Company Limited by Shares (LTD).
Step-by-Step Process 1. Choose a Company Name The name must be unique and not misleading. Check availability on the CRO (Companies Registration Office) website. 2. Prepare the Constitution An LTD company requires a one-document constitution (no need for Articles of Association). 3. Decide Company Details Registered office address (can be a virtual office) Director(s) – at least one EEA-resident director (or use a Section 137 bond) Company secretary (can be one of the directors if only one director) 4. Register with the CRO Submit Form A1 and constitution via CORE.ie. Registration usually takes 3–5 working days. Fee: Approx. €50–€100 (depending on filing method) 5. Obtain a Company Number Issued upon successful registration. 6. Register for Taxes Register with Revenue for Corporation Tax, VAT (if required), and PAYE (if hiring). Key Points Corporate tax: 12.5% VAT registration threshold: €37,500 (services) or €75,000 (goods) Non-residents can set up a company, often with local support
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🇬🇧 How to Register a Company in the UK
The UK is one of the easiest and most cost-effective places in the world to register a company, with a fully online process through Companies House.
Step-by-Step Process 1. Choose a Company Name Must be unique and not contain restricted words. Check availability at Companies House Name Checker 2. Decide on the Company Type Most common: Private Company Limited by Shares (Ltd) 3. Appoint Directors and Shareholders At least one director is required. Can have a sole director and sole shareholder. 4. Registered Office Address Must be in the UK; can be a virtual address. 5. Prepare a Memorandum and Articles of Association Use standard templates or customise for your business. 6. Register Online with Companies House Filing fee: £12 (online), £40 (postal) Registration usually completed within 24 hours online 7. Get a Company Number Issued instantly upon successful registration. 8. Register for Corporation Tax Done via HMRC after company formation. 9. Register for VAT (if applicable) VAT threshold: £90,000 turnover (2025 rate) Key Points Corporate tax: 25% for companies with profits over £250,000; small profits rate of 19% Annual filing requirements with Companies House and HMRC
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🇺🇸 How to Register a Company in the USA
The process varies depending on the state you choose, but forming an LLC (Limited Liability Company) or a Corporation (Inc.) is the most common. Step-by-Step Process (General Overview) 1. Choose a State Delaware is popular for corporations. Wyoming and Florida are common for LLCs. 2. Choose a Business Structure LLC: Simple and flexible, pass-through taxation Corporation (C-Corp or S-Corp): Ideal for startups seeking investment 3. Choose a Company Name Check availability via the state’s Secretary of State website. 4. Appoint a Registered Agent Required in the state of incorporation; receives legal mail on your behalf. 5. File Formation Documents Articles of Organization (LLC) or Articles of Incorporation (Corp) Filing fees vary by state (usually $50–$300) 6. Get an EIN (Employer Identification Number) Apply via the IRS website, free of charge. Required for tax filing and opening a bank account. 7. Create an Operating Agreement (LLC) or Bylaws (Corp) Not always mandatory, but highly recommended. 8. Register for State Taxes Varies depending on your state and type of business 9. Open a Business Bank Account EIN and incorporation documents required. Key Points Corporate tax: 21% federal (plus state taxes) No nationwide VAT; sales tax varies by state Non-residents can register companies in the U.S. but may face banking and tax complexities
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Forming a company in Ireland, the UK, or the USA can be a straightforward process when you understand the steps and legal requirements. The best choice depends on your business goals, tax strategy, and target market. Choose Ireland if you want EU access, a low corporate tax rate, and techfriendly policies. Choose the UK for ease of registration, legal clarity, and international credibility. Choose the USA for startup-friendly structures, investor appeal, and massive domestic markets.
Need Help? Chern & Co Ltd offers expert company formation services in Ireland, the UK, and the USA. From registering your company to handling VAT, compliance, and bank account setup—we make starting your business easy and stress-free.
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