About Us

Our Story

Founded as an independent private joint stock company, Zarnegar Shiraz Co. began its journey with a clear mission: to play a responsible role in developing essential infrastructure for the benefit of society. Over the past three decades, we have successfully delivered a wide range of projects, from municipal water and wastewater treatment plants to complex pipeline networks and pumping stations.
Our growth is built on a foundation of technical excellence, innovative solutions, and a deep understanding of our clients’ needs. Today, Zarnegar Shiraz Co. continues to set new standards in the industry, combining experience with forward-thinking approaches to address the evolving challenges of water management.

Professional Specialist

Brilliant Ideas

Precise Builders

24/7 Assiatance

What We Offer

At Zarnegar Shiraz Co. , we deliver a comprehensive range of engineering and construction services tailored to the unique needs of the water and wastewater sector. Our offerings are designed to provide end-to-end solutions—from initial studies to final implementation—ensuring quality, efficiency, and sustainability at every stage.

Feasibility Studies & Technical Consulting

We conduct in-depth technical and economic studies to assess project viability, identify optimal solutions, and support informed decision-making for our clients.

gaiazoo, spiral staircase, kerkrade, tower, art, design, interior, tower, art, art, art, art, art, design, design

Design & Engineering

Our experienced engineers develop innovative and practical designs for water and wastewater systems, including collection networks, transmission pipelines, treatment plants, pumping stations, and storage reservoirs.

A worker operates a grinder cutting metal, creating a vibrant display of sparks in an industrial setting.

Construction & Implementation

We manage and execute the full construction process, utilizing advanced machinery and proven methodologies to deliver projects on time and to the highest standards.

Worker in protective gear using a power spray for indoor renovation.

Rehabilitation & Upgrading

We modernize and upgrade existing water and wastewater infrastructure, enhancing capacity, efficiency, and compliance with the latest standards.

A craftsman skillfully operating a grinder, sparks flying, in an industrial workshop setting.

Operation & Maintenance

Our team provides ongoing operation and maintenance services to ensure the long-term performance, reliability, and safety of your systems.

A focused welder works with metal in an industrial setting, creating vibrant sparks.

Specialized Solutions

We offer tailored solutions for hydraulic and marine structures, as well as the design and construction of irrigation and drainage networks to support agricultural development.

Our Licenses & Certifications

Grade 3 in Water
Grade 4 in Facilities & Equipment
Grade 5 in Buildings & Structures

No Caption

We Provide the Best Service in Industry

At Zarnegar Shiraz Co. , our mission goes beyond engineering. We are committed to creating infrastructure that improves lives, supports sustainable development, and protects our natural resources for future generations.

About Us​

Our Story​

What We Offer​