What a holding structure is and why it matters
A holding company structure separates the entity that owns assets (IP, shares in subsidiaries) from the entity that operates the business. This separation serves several purposes: tax efficiency (income flows through a low-tax holding jurisdiction before distribution); asset protection (creditors of the operating company cannot directly reach holding-level assets); investment structuring (investors invest into the holding entity, which then passes capital down); and exit preparation (a sale of shares in a cleanly structured holding company is simpler than a sale of an operating entity with legacy liabilities).
Common configurations
Delaware HoldCo + Operating Subsidiary: the most common structure for startups with a US-facing business or those seeking US institutional investment. Investors hold preferred stock in the Delaware C-Corp; the operating entity (in Ukraine, Estonia, UK, or elsewhere) is a wholly owned subsidiary. IP may be held at the HoldCo level or in a separate IP holding entity.
Estonian OÜ + Operating Subsidiary: favoured by European startups that want EU regulatory alignment with tax efficiency. The 0% retained profit tax in Estonia allows capital to accumulate at the holding level without immediate taxation. Subsidiaries in other EU countries or operating jurisdictions pay local tax on their profits, which may be credited against Estonian tax on distribution.
UAE Free Zone + Operating Subsidiary: used by founders who have personally relocated to the UAE, or for businesses with genuine Gulf-region commercial activity. The holding entity benefits from 0% tax on qualifying income in a free zone; operating subsidiaries pay local taxes in their respective jurisdictions.
Substance requirements
Modern tax rules — OECD BEPS framework, EU Anti-Tax Avoidance Directives, and domestic anti-abuse rules — require that a holding company have genuine economic substance in its jurisdiction to benefit from that jurisdiction's tax advantages. "Substance" generally means: real office space (not just a registered address); locally resident directors who genuinely manage the company; employees proportionate to the functions performed; and decision-making that actually takes place in the jurisdiction.
A holding company that exists only on paper — with no employees, no local decision-making, and directors who sign documents at the request of a tax adviser — is at risk of being disregarded for tax purposes by both the holding jurisdiction and the operating jurisdiction. Getting substance right matters more in 2026 than it did a decade ago.
IP holding: the basics
Some structures include a separate IP holding entity that owns the company's intellectual property and licenses it to the operating company, earning royalty income. The royalty income is taxed at the IP holding jurisdiction's rate, which may be reduced under an "IP box" regime. Countries offering IP box regimes with preferential rates include the Netherlands, Ireland, and Cyprus.
IP holding structures are legitimate and widely used, but they require careful design: the IP must have been genuinely developed in or contributed to the holding jurisdiction, the royalty rate must be at arm's length, and transfer pricing documentation is typically required.
When to build a holding structure
Not every startup needs a multi-entity holding structure. For a pre-seed company with a single founder and no revenue, the complexity and cost of maintaining two entities in two jurisdictions outweighs the benefit. The right time to build a holding structure is typically: before a significant funding round (investors will have structural expectations); before any IP transfer between jurisdictions (early transfers are more tax-efficient); or when entering a new market that creates genuine tax exposure.