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Up-to-date content, guides, and expert analyses from the global business world.

Turkey CBI Real Estate: Istanbul vs Antalya
Citizenship by Investment7 min

Turkey CBI Real Estate: Istanbul vs Antalya

Istanbul and Antalya can both fit a Turkey CBI property plan. The legal threshold is national; the decision turns on use, exit plan and property diligence.

Berk Tüzel
Berk Tüzel
July 14, 2026
Closing Conditions and Completion in Turkish M&A Deals
Company Formation7 min

Closing Conditions and Completion in Turkish M&A Deals

A practical 2026 guide to closing conditions, completion packs and timing control in Turkish M&A transactions.

Berk Tüzel
Berk Tüzel
July 14, 2026
Health Insurance Requirements for EU Visas 2026
Residence Permit6 min

Health Insurance Requirements for EU Visas 2026

A 2026 guide to the Schengen EUR 30,000 rule and the country-by-country checks needed for long-stay EU visa files.

Berk Tüzel
Berk Tüzel
July 14, 2026
How to Issue E-Invoices (e-Fatura) in Turkey
Company Formation7 min

How to Issue E-Invoices (e-Fatura) in Turkey

A practical 2026 guide to setting up, issuing and controlling e-Fatura invoices in Turkey.

Berk Tüzel
Berk Tüzel
July 14, 2026
Issuing Invoices from an Estonian OÜ: A Practical Guide
Company Formation7 min

Issuing Invoices from an Estonian OÜ: A Practical Guide

A practical guide to invoice timing, VAT invoice fields and controls for an Estonian OÜ.

Berk Tüzel
Berk Tüzel
July 14, 2026
Turkey CBI vs Portugal Residency: Cost and Benefits
Citizenship by Investment6 min

Turkey CBI vs Portugal Residency: Cost and Benefits

Compare Turkey’s USD 400,000 property CBI route with Portugal’s own-income residence route before moving funds.

Berk Tüzel
Berk Tüzel
July 14, 2026
Common Mistakes When Incorporating Abroad
Company Formation5 min

Common Mistakes When Incorporating Abroad

A foreign company can be registered quickly and still create tax, banking, and filing problems. Avoid the mistakes that show up after incorporation.

Berk Tüzel
Berk Tüzel
July 14, 2026
Common International Tax Mistakes Founders Make
Tax Optimization5 min

Common International Tax Mistakes Founders Make

Five international tax mistakes that create avoidable filing, VAT and cash-flow problems for founders operating across borders.

Berk Tüzel
Berk Tüzel
July 14, 2026
Confidentiality (NDA) in Turkish M&A: What to Include
Company Formation6 min

Confidentiality (NDA) in Turkish M&A: What to Include

A practical 2026 checklist for defining, sharing and protecting diligence information in a Turkish M&A process.

Berk Tüzel
Berk Tüzel
July 14, 2026
Schengen Rules for Long-Stay Residents 2026
Residence Permit6 min

Schengen Rules for Long-Stay Residents 2026

A long-stay visa or residence permit does not create unlimited Schengen residence. Learn where the 90/180 rule still applies.

Berk Tüzel
Berk Tüzel
July 14, 2026
Annual Compliance Calendar for Turkish Companies
Company Formation7 min

Annual Compliance Calendar for Turkish Companies

A practical 2026 framework for mapping corporate, tax, accounting and payroll controls for a Turkish company.

Berk Tüzel
Berk Tüzel
July 14, 2026
How to Add or Change Board Members in an Estonian OÜ
Company Formation6 min

How to Add or Change Board Members in an Estonian OÜ

A practical 2026 checklist for appointing, removing, or updating an Estonian OÜ management board member in the e-Business Register.

Berk Tüzel
Berk Tüzel
July 13, 2026
Turkey CBI vs Greece Golden Visa: Investor Comparison
Citizenship by Investment7 min

Turkey CBI vs Greece Golden Visa: Investor Comparison

Compare Turkey citizenship by investment with Greece Golden Visa: outcome, property thresholds, holding rules and 2026 investor checks.

Berk Tüzel
Berk Tüzel
July 13, 2026
Company Formation Costs Across Countries: 2026
Company Formation6 min

Company Formation Costs Across Countries: 2026

Compare public incorporation fees in Estonia, the UK and Delaware, then budget the local obligations that sit outside the filing receipt.

Berk Tüzel
Berk Tüzel
July 13, 2026
Tax Planning for Selling Your Business
Tax Optimization6 min

Tax Planning for Selling Your Business

A practical 2026 checklist for sale structure, records, earn-outs and cross-border tax risks before you sign.

Berk Tüzel
Berk Tüzel
July 13, 2026
Distressed M&A in Turkey: Buying Troubled Companies
Company Formation6 min

Distressed M&A in Turkey: Buying Troubled Companies

Buying a distressed Turkish company requires a court-status, liabilities and transfer-rights review before price is agreed.

Berk Tüzel
Berk Tüzel
July 13, 2026
Tax Implications of European Residency Permits
Tax Optimization7 min

Tax Implications of European Residency Permits

A European residence permit affects your right to stay. Tax residence follows the facts, the country’s domestic rules and, sometimes, treaty paperwork.

Berk Tüzel
Berk Tüzel
July 13, 2026
Work Permits Through Your Turkish Company
Residence Permit6 min

Work Permits Through Your Turkish Company

A Turkish company can support a work-permit application. Incorporation alone is not permission to work, and the company must meet the active rules.

Berk Tüzel
Berk Tüzel
July 13, 2026
Estonian OÜ and Permanent Establishment Risk
Tax Optimization5 min

Estonian OÜ and Permanent Establishment Risk

An Estonian OÜ can be managed remotely. The place where decisions and work happen can still create tax exposure abroad.

Berk Tüzel
Berk Tüzel
July 13, 2026
UK VAT Registration for Non-Resident Companies
Tax Optimization5 min

UK VAT Registration for Non-Resident Companies

A 2026 guide to UK VAT registration for non-resident companies: when the no-threshold rule applies, what to file and what to monitor.

Berk Tüzel
Berk Tüzel
July 13, 2026
Estonian M&A: 2026 Legal and Regulatory Updates
Company Formation5 min

Estonian M&A: 2026 Legal and Regulatory Updates

Estonian M&A updates for 2026: merger-control thresholds, filing timing, annual reports and dividend-tax checks before closing.

Berk Tüzel
Berk Tüzel
July 13, 2026
R&D Tax Incentives in Europe: A 2026 Comparison
Tax Optimization6 min

R&D Tax Incentives in Europe: A 2026 Comparison

A founder-focused comparison of R&D tax incentive mechanics in France, the Netherlands, the UK and Germany, with a practical claim-readiness checklist.

Berk Tüzel
Berk Tüzel
July 13, 2026
Cross-Border Mergers Involving Turkish Companies
Company Formation7 min

Cross-Border Mergers Involving Turkish Companies

A practical 2026 guide to the corporate, registry and approval workstreams in a cross-border merger involving a Turkish company.

Berk Tüzel
Berk Tüzel
July 13, 2026

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