About Us 

ZKJ was originally established in Iran in 1989 and subsequently incorporated operational offices in three continents including Canada (Samar Canada), Middle Eastern countries (Iraq, Afghanistan) and Africa (Kenya).

ZKJ Group has always a looked ahead while relying on invaluable previous experiences to achieve a better tomorrow. More than two decades of industry practice and experience utilizing highly skilled, well trained and certified experts has enabled ZKJ to provide cost effective and timely services.

ZKJ Group is dedicated to deliver a large variety of services in the following sectors;

• Geotechnical investigation: site exploration, drilling, field and laboratory tests in soil and rock layers, grouting, engineering analysis and recommendation
• Geological surveys, geophysical and geochemical studies
• Consulting and engineering services of retrofitting of structures against earthquake hazards
• Mine planning, resource and reserve estimation, mining, mineral exploration,
• Environmental studies: environmental impact assessment, risk assessment, air, soil and water pollution remediation and plume modeling, waste management practices, landfills …
• Establishment of on-site quality control laboratories in soil, concrete and asphalt works
• Water resources management: Dam design, irrigation and drainage networks, water and wastewater treatment plants, hydrology, hydrogeology
• Remote sensing, geographic information system (GIS)

Furthermore, a ZKJ trading sector has been launched with the expressed aim of delivering its services globally.

We continuously improved our services and methodologies through popular updated international standards.

Integrity, responsibility, using innovation and creativity, performing duties professionally and ethically with accountability are recognized ZKR hallmarks. Efficiently adopting optimal engineering methodologies form the very core of ZKJ management enables ZKJGroup to hold a prominent professional position worldwide.  

The structure of ZKJ, the relative rank of its parts and the relationship between people within the company are graphically shown in the company's organizational chart. 

ZKJ has been awarded compliance certificates that verify the company meets or exceeds all relevant requirements of the official ISO 9001 Standards of operational and testing requirements.

 The ZKJ Company has been officially certified in Management System Standard of ISO 9001: 2008, ISO 14001: 2004 and holds OHSAS 18001:2007 Standard Certificates. Furthermore ZKJ has additional Health, Safety and Environment Management system (HSE-MS) Certifications.