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Our list of the largest construction suppliers in Germany provides you with comprehensive insights into the highest-revenue players in the German building suppliers industry. In addition to current revenue and employee figures, you will also find valuable information on industry focus, executives, and contact details. The data is conveniently available as an Excel file for direct download.
Heidelberg Materials is the Largest German Building Supplier in 2025
Heidelberg Materials AG, headquartered in Heidelberg, is, according to the exclusive ResearchGermany list of the largest building suppliers, also in 2025 the largest German building supplier company measured by revenue. According to the 2023 annual report, the group generated revenue of €21,178 million. Heidelberg Materials was thus able to maintain its leading position in Germany and clearly outpace competitors such as Würth or Knauf.
Why Heidelberg Materials is at the Top
- Stable revenue development: With €21,178 million, revenue was almost at the previous year’s level (€21,095 million), demonstrating the resilience of the business model despite volatile markets.
- International presence: Heidelberg Materials operates in more than 50 countries and has a dense network of locations for cement, concrete, and aggregates. This diversification provides stability.
- Employee strength: With around 51,000 employees worldwide, Heidelberg Materials has a solid base to reliably serve large-scale projects.
Comparison with the Largest German Building Suppliers (2023)
The table shows the key figures of the leading building suppliers in 2023 and is based on the ResearchGermany building suppliers list. All figures in € million.
| Ranking | Company | Industry | Revenue 2023 | Revenue 2022 | Employees 2023 | Headquarters |
|---|---|---|---|---|---|---|
| 1 | Heidelberg Materials AG | Cement, Building Materials | 21,178 | 21,095 | 51,000 | Heidelberg |
| 2 | Adolf Würth GmbH & Co. KG | Fastening & Assembly Technology | 20,396 | 19,933 | 87,047 | Künzelsau |
| 3 | Knauf KG | Gypsum, Construction Chemicals | tba | 15,408 | 39,376 | Munich |
| 4 | Vaillant Deutschland GmbH & Co. KG | Heating & Air Conditioning Technology | 3,776 | 3,652 | 11,362 | Remscheid |
| 5 | OSRAM GmbH | Lighting Technology | 3,590 | 4,819 | 20,530 | Munich |
Assessment of the 2023 Financial Year
The annual report highlights that revenue stability in a challenging environment was achieved in particular through the strong cement business. Important drivers were also investments in sustainability and digitalization. With the issuance of sustainability-linked bonds, the company is also aligning its financing consistently with green investments. Heidelberg Materials is thus positioning itself not only as the largest but also as the most forward-looking building supplier in Germany.
Conclusion
With revenue of over €21 billion in 2023, Heidelberg Materials AG remains the highest-revenue German building supplier company. Thanks to its global presence, sustainable strategy, and a solid employee base, the group sets standards in the industry and clearly maintains its lead over competitors such as Würth and Knauf.
Image source: Getty Images, 03.09.2026
Last Updated on 4 months ago
