Powering a Greener Tomorrow
Join India's solar revolution with expert-engineered solutions for homes, housing societies, and commercial spaces.
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India's #1 Solar Company
Sia Engineering is recognized as one of India's top solar EPC contractors, with over 150+ satisfied clients and 87+ active solar projects. Our experience spans on-grid, off-grid, and hybrid solar systems, ensuring efficient and cost-effective energy for every kind of property.
- ✓25+ Years of Engineering Expertise
- ✓150+ Clients Served
- ✓Trusted Across Delhi NCR and Beyond
Tailored Solar Solutions for Every Sector
Homes
Slash your electricity bills with high-efficiency residential rooftop solar panels designed for Indian homes.
Housing Societies
Custom solar setups for gated communities and apartment complexes with maximum energy savings and grid integration.
Commercial & Industrial
Large-scale solar installations for factories, offices, and warehouses with guaranteed ROI and sustainability benefits.
Slash Your Electricity Bill Today With Us
5+
Locations
150+
Happy Clients
87+
Active Projects
500+
Architects & Engineers
Why Homeowners & Businesses Trust Sia Engineering
Areas We Serve
We proudly serve clients across Delhi NCR, including:
- Noida
- Greater Noida
- Ghaziabad
- Meerut
- Gurgaon
- Faridabad
- South & West Delhi
For bulk and commercial solar projects, we operate PAN India.
What Our Clients Say
To successfully solve all the issues related in each vertical, we have established longterm and stable partnerships with various clients.
“Switching to solar with Sia Engineering was seamless. We now save over ₹30,000 every month!”
Rajeev M.
Delhi (Homeowner)
“Reliable, professional, and tech-savvy—Sia's solar team delivered ahead of time.”
Amit Sharma
Director, RealTech Industries
From the Experts: Our Solar Knowledge Hub
Solar PowerWhat Are the Best Solar Panels for Home Use in India?
With the growing interest in renewable energy solutions, many homeowners in India are considering solar power as a way to reduce electricity bills and contribute to a sustainable f...
Read More5 March 2025
Solar PowerHow Much Does It Cost to Install Solar Panels in India?
India is embracing solar energy as a solution to its growing electricity demand, high energy costs, and environmental concerns. With its abundant sunlight, solar energy is a promis...
Read More8 March 2025
Solar PowerMaximize Solar Panel Efficiency: The Importance of Professional Service & Maintenance
Solar energy is one of the most efficient and eco-friendly ways to power your home or business. However, to ensure your solar system runs efficiently for years, regular service and...
Read More4 April 2025Have Questions? We've Got Answers.
On-grid systems are ideal for urban homes with stable electricity. Hybrid systems add battery backup.