Tax

2025 Marketplace Year in Review: The Great Re-Architecture

As we close out 2025, it’s clear this wasn’t just another year of incremental growth – it was a year of structural re-architecture. The marketplace model has moved from being a “digital shelf” to an integrated, AI-driven, and internationally fluid ecosystem. For sellers, the “Bigger Picture” of 2025 is the transition from managing listings to managing complex, cross-border value chains.

Roger Grothmann Taxdoo Interview What Makes a Good Tax Advisor for Marketplace Sellers?

Interview: What Makes a Good Tax Advisor for Marketplace Sellers?

It almost sounds like the beginning of a bad joke: “Two clueless people meet…” – but in reality, this is often the unfortunate situation when tax advisors and auditors at the tax office are faced with the tax returns of marketplace sellers. Things can get especially dire when cross-border revenues are involved. We asked Roger Grothmann in an interview what makes a good tax advisor for marketplace sellers? Roger is the founder of Hamburg-based tax technology company Taxdoo.

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