Iran sewage refuse disposal sanitation and environmental services tenders

Evaluation and monitoring of psychiatric drug residues in raw wastewater, treated wastewater, and groundwater in southeast Tehran.

provision for the maintenance of the factory environment (maintenance of green space and industrial cleaning)

Provision of Cleaning and maintenance services

provide Waste processing of industrial complex of Chadormello company

Provision of security forces for the university's affiliated units in 1404-1405

Provision of Services of operators of hydrological and meteorological stations and measurement of the groundwater quantitative and qualitative measurement network

Provision of Sustainable management and exploitation of groundwater with intelligent participation of students in Semnan province

provide service matters related to cleaning and moving equipment within the various university buildings

Transportation and loading of carbonate soil - limestone - sedimentation pond sludge and waste

provision for the assignment of cleaning and service activities of Shahid Rajaee Power Plant