![]() ARDEX Group ARDEX Group (Formerly Ardex Anlagen) is a company engaged in the field of chemistry-based construction materials. | ![]() KHD Humboldt Khd Humboldt Wedag International AG is a Germany-based holding company operating in the industrial plant engineering business. | Caltra Caltra is a company that develops and manufactures cementitious additives for the building chemistry industry. | |||
Founding Date | Founding Date 1949 | Founding Date 1856 | Founding Date 1906 | Founding Date N/A | Founding Date 1985 |
Type | Type Private | Type Public | Type Subsidiary | Type Private | Type Private |
Tags | |||||
Locations | Locations Witten, DE HQ Seven Hills, AU Serdica, BG Mississauga, CA Xuhui, CN Brno Bohunice, CZ Espoo, FI see more | Locations Köln, DE HQ New Delhi, IN | Locations Rüdersdorf, DE HQ | Locations Izmit, TR HQ Adana, TR İstanbul, TR | Locations Mijdrecht, NL HQ |
Employees | Employees 3611% decrease | Employees 944 | Employees 190 | Employees N/A | Employees 811% decrease |
Financial | |||||
Revenue (est.) | Revenue (est.) $881.2m (FY, 2021) | Revenue (est.) €177.9m (FY, 2025) | Revenue (est.) N/A | Revenue (est.) N/A | Revenue (est.) N/A |
Cost of goods | Cost of goods $388.6m (FY, 2021) | Cost of goods €133.1m (FY, 2025) | Cost of goods N/A | Cost of goods N/A | Cost of goods N/A |
Gross profit | Gross profit $492.6m (FY, 2021) | Gross profit €45.9m (FY, 2025) | Gross profit N/A | Gross profit N/A | Gross profit N/A |
Net income | Net income $69.4m (FY, 2021) | Net income €6.9m (FY, 2025) | Net income N/A | Net income N/A | Net income N/A |

Khd Humboldt Wedag International AG is a Germany-based holding company operating in the industrial plant engineering business.
View companyCaltra is a company that develops and manufactures cementitious additives for the building chemistry industry.
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