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Kerala’s licensed river sand supplier

Sigma Sand quality construction materials

About Sigma Sand

Sigma Sand supplies government‑approved river sand and building materials across South Kerala with a simple promise: honest rates, clean materials, and deliveries that show up when planned. Work happens across Trivandrum, Kollam, Pathanamthitta, Alappuzha, and Kottayam, with paperwork sorted before the truck reaches the gate.

Every load is screened and graded so mixes stay consistent and plastering stays smooth. Because the team handles licensed sourcing and transport end‑to‑end, there’s less chasing and fewer surprises on site. Read more...

Serving 5 Districts
Govt. Approved

Premium Construction Sands

Pick the sand that fits the job—concrete, brickwork, or a clean finish for plaster—each grade kept steady so the work goes as planned.

Explore All Products
River Sand

River Sand

Licensed river sand with low silt and a fine feel that helps plaster sit right and bonds brickwork well; a dependable choice across Kerala sites.

M-Sand

M-Sand

Crushed stone sand with uniform size and no clay—made for RCC, blocks, and precast where strength and repeatable mixes matter.

P-Sand

P-Sand

Fine plastering sand for neat finishes and fewer cracks; flows well, trowels clean, and makes wall work simpler.

Rockdust

Rockdust

Stone powder for base layers and paving; compacts tight, spreads even, and helps carry load without fuss.

Why choose our sand

Builders stick with the team for licensed sourcing, steady grading, and deliveries that don’t slip.

Certified quality

Government‑approved materials that meet site specs and pass checks

On‑time delivery

Planned routes, quick turnarounds, and night drops when needed

Full documentation

Invoice, permits, and load details provided with each trip

Fair pricing

Clear quotes and market‑linked rates with room for volume deals

What We Do

Comprehensive construction services tailored to your project needs

Premium Materials

Superior construction supplies and quality building solutions.

Expert Consultation

Strategic guidance to source and implement materials.

Logistics Excellence

Precision delivery network ensuring timely transport.

Global Distribution

Worldwide network providing certified materials.

Equipment Solutions

Fleet of industry-leading machinery for flexible rental.

Continued Support

End-to-end project assistance with dedicated teams.

Latest From Our Blog

Insights and updates about construction materials

Choosing the Right Sand for Your Construction

Choosing the Right Sand for Your Construction

Learn how different sand types affect concrete strength and plastering quality.

May 15, 2023Read More →
Sustainable Sand Mining Practices

Sustainable Sand Mining Practices

How we're implementing eco-friendly sourcing while maintaining quality standards.

April 28, 2023Read More →

What Builders Say About Us

Trusted by construction firms across Kerala for quality and reliability

Sigma Sands has been our exclusive sand supplier for 3 years. Their river sand quality is unmatched in South Kerala.

Ajay Menon

Menon Constructions, Trivandrum

The only supplier that provides complete documentation with each delivery. Saved us countless compliance headaches.

Deepa Raj

Raj Builders, Kollam

When we had an urgent project deadline, Sigma Sands arranged night deliveries to keep us on schedule.

Faisal K

Horizon Developments, Pathanamthitta

Compared to 5 other suppliers, Sigma Sands offered the best combination of price and quality for our township project.

Sreejith V

Varma Associates, Kottayam

Ready to Order Quality Sand?

Contact us today for government-approved sand with complete documentation