Diana Inspection & Quality Services

Your Sister in Quality

About Us

20 Long Years Of Quality Service
At It's Best!

Diana Inspection & Quality Services (DIQS) is a trusted provider of comprehensive inspection, quality control, and assurance services. With a strong commitment to excellence and compliance, we support businesses across various industries—including manufacturing, construction, oil & gas, and logistics—in meeting the highest standards of safety, quality, and reliability.

Founded on principles of integrity, precision, and professionalism, DIQS combines technical expertise with a customer-first approach. Our certified inspectors and quality specialists bring years of hands-on experience, ensuring that every project is executed with accuracy, efficiency, and strict adherence to regulatory requirements.

From third-party inspections and non-destructive testing (NDT) to supplier audits and quality consulting, we offer solutions that help clients minimize risk, reduce operational downtime, and achieve consistent product and process excellence.

At DIQS, our mission is simple: to protect your reputation by ensuring quality at every level. 

We are more than just a service provider—we are your quality partner.

Third-Party Inspection

Independent verification to ensure that products, materials, and processes meet regulatory and client-specific standards.

Quality Control & Quality Assurance (QC/QA)

On-site and remote monitoring to maintain product consistency and compliance throughout production cycles.

Vendor & Supplier Audits

Assessment of supplier processes and systems to ensure reliability, capability, and adherence to quality expectations.

Pre-Shipment Inspection (PSI)

Final product checks before delivery to confirm quality, quantity, and packaging as per client or contract terms.

Expediting Services

Monitoring and coordination of production and delivery schedules to avoid project delays and cost overruns.

Training & Certification Programs

Assessment of supplier processes and systems to ensure reliability, capability, and adherence to quality expectations.

Our Contributions

Industries We Serve!

Medical professional wearing a face mask and gloves, representing pandemic safety practices.

Soft Goods

A detailed view of a chemical plant's tall chimneys and industrial structures against a clear sky.

Oil And Gas Industry

Detailed shot of a metal camshaft on a workbench, perfect for automotive industry themes.

Automotive Industry

Industrial workers operating machinery for processing wooden rods in a factory setting.

Wood products

Close-up of a wheat field captured during a beautiful sunset, showcasing golden hues.

Agriculture

High vertical stack of cargo containers at a port, symbolizing global logistics.

Logistic & Shipping

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