About Us

In the headquarters in Tehran with over 1200 staff working on projects, we have engineered and managed:

  • We have implemented and engineered major projects including:
    • Over 39,000 MM SCFD Gas Gathering, Processing, and NGL Extraction Plants
    • More than 4,000 MM SCFD Gas Injection Facilities
    • Over 3,300,000 BPD Oil Production Facilities
    • More than 12,000 km of Oil, Gas, and Products Pipelines
  • 35 Petrochemical Plants including:
    • Aromatics (2,100,000 TPA)
    • Polymers (3,150,000 TPA)
    • Methanol (1,000,000 TPA)
  • 10 Refinery Projects including:
    • EPC Development (710,000 BPD)
    • Master Plan, Basic Engineering, FEED (800,000 BPD)
  • More than 2,000,000 Sq M. of Variety of Buildings

Areas of Activity

Sazeh is an EPC Contractor and provides engineering, procurement and construction services to the oil, gas, refining and petrochemical industries.


Range of Services

Our prime objective is to understand the requirements of our clients and to provide high service quality for them on time and based on cost competitive prices.


Integrated Management System

Sazeh Consultants Policy

SAZEH CONSULTANTS is committed to provide optimal and cost-effective technologies and creative solutions for project management, engineering design, procurement, construction and construction management to clients in oil and gas production, refining, pipelines, offshore facilities, construction of chemical and petrochemical plants, power generation and transmission, pulp and paper, agro industries, industrial complexes, architectural and building projects.

SAZEH CONSULTANTS is committed to the following main objectives:

Ethical conduct and understanding the stakeholders needs and expectations Provide services and products that conform to contractual requirements, comply with applicable codes, standards, laws and regulations, occupational health, safety and environmental considerations that are conducive to stakeholders satisfaction

Accommodation of required mandates for protection of environment in line with sustainable development in design and execution of projects Eliminate hazards, reduce OH&S risks and determine opportunities Maintain and promote an effective and efficient Integrated Management System based on ISO 9001, ISO/TS 29001, ISO 14001, and ISO 45001

In order to achieve the above objectives and in line with business excellence, management of SAZEH CONSULTANTS with consultation and participation of employees performs periodic review of Integrated Management System for its effectiveness, continuing efficiency, accident, ill health and environmental pollution prevention and continual improvement and takes necessary preventive and corrective actions.

Sazeh TUV Certified Logos


Sazeh Consultants is quite conscious about the importance of health, safety, and the environment in all of its activities and services and has adopted policies to reflect this.

We have an excellent record of safety and accident prevention during more than 35 years of professional practice.  This is due to the implementation of comprehensive safety procedures which are supported and enforced by the company management.