GTK Kröger Steuerberater - PlentyONE Service & Solution Partner

GTK Kröger Steuerberater PartGmbB is a tax advisory firm specializing in e-commerce, based in Hiddenhausen. The firm advises online retailers, Amazon sellers, high-growth startups, and publicly listed companies. Clients include brands such as PURELEI, SNOCKS, Maniko, Lampenwelt, fritz.com, and JUNGLÜCK.

The firm combines tax law expertise with process and technology knowledge across ERP, shop, and marketplace systems. GTK Kröger operates as a fully digital firm and routinely handles the large data volumes typical of e-commerce businesses. For cross-border VAT compliance, GTK Kröger has developed its own software: VATpilot. Tax advisory and VAT compliance are provided from a single source, without coordination overhead between multiple service providers.

What sets GTK Kröger apart

• E-commerce specialization — One of Germany's leading tax firms in the e-commerce sector, with experience in complex mandates and high transaction volumes.
• Proprietary VAT software — GTK Kröger was the first tax firm to offer a direct plugin integration with PlentyONE and operates VATpilot, a proprietary solution for cross-border VAT compliance.
• Combination of tax, process, and technology expertise — The firm combines tax law expertise with knowledge of ERP, shop, and marketplace interfaces — a profile that traditional tax advisory firms do not cover in this form.
• Scalability for high data volumes — Fully digital infrastructure for processing millions of bookings and complex system landscapes.

• E-commerce tax advisory — Specialized consulting for Shopify, Amazon, and D2C merchants as well as influencers and creators.
• Annual financial statements and tax returns — Preparation for digital business models and online retail.
• Marketplace consulting — Tax advisory for Amazon FBA, eBay, and other marketplaces.
• International structures — Support for cross-border trade and international corporate structures.
• VAT compliance — OSS filings and Amazon PAN EU VAT compliance via the proprietary VATpilot software.
• ERP and shop implementation — Setup and integration of ERP and shop systems, including Shopify.
• Multichannel setup — Integration and connection of multiple sales channels.
• Financial accounting — Bookkeeping for online retailers, influencers, and creators.
• High-volume data processing — Automated and digitized processes for high booking volumes.
• Tax optimization — Advisory on tax structuring for scaling e-commerce businesses.