Christoph Kay
Christoph worked as an electronics technician in industry for five years and experienced firsthand how missing small parts can slow down processes. Later, as a project manager at P.S. Cooperation GmbH (Böllhoff Group), he introduced digital procurement processes for recurring parts at medium-sized companies and corporations. Today, he is building repleno to largely automate the procurement of consumables in small businesses.
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Hourly Wage for Tradespeople in Germany 2026
Gross hourly wages for tradespeople in Germany 2026: tariff wages by trade, minimum wage, master vs. journeyman, separate from customer rates.

Safety Stock Calculation: Formula, Example and Practical Tips for Trades
Safety stock calculation with formula, practical example for trade businesses and tips for supplier reliability, consumption fluctuation and day-to-day implementation.

Inventory Management: Excel vs. App — An Honest Comparison
Excel or app for inventory management in the trades? Honest comparison with facts, limits, and a clear decision guide for trade businesses.

Reorder Point Calculation: Formula, Example and Practical Tips for Trades
Reorder point calculation with formula, practical example for trade businesses and tips for safety stock, lead time and daily implementation.

Lower Warehouse Costs in the Trades: Spot Hidden Costs and Cut Them Systematically
Lower warehouse costs in trades: how to spot the 4 biggest cost drivers and cut them systematically. With examples & practical checklist.

Bill of Materials in Trades: Structure, Use, and Practical Limits
What a bill of materials needs to do in the trades, which types exist, and where Excel, ERP, and digital inventory processes hit their limits in practice.

