Looking to switch to solar energy in 2025? Delhi NCR, with its growing demand for clean, affordable energy and ample rooftop space, has become one of India’s fastest-growing markets for residential and commercial solar panel installations. Whether you live in Noida, Gurgaon, Ghaziabad, Faridabad, or Delhi itself, choosing the right solar company can be the key to maximizing your savings and energy efficiency.

In this guide, we’ve compiled a list of the top solar panel installation companies in Delhi NCR — along with why SIA Engineering should be your first choice.

Why Solar in Delhi NCR Makes Sense

Delhi NCR receives around 300+ sunny days a year, making it ideal for harnessing solar power. Add to that rising electricity bills and state and central solar subsidies — and you have the perfect reason to make the switch.

If you want to understand why solar is a better investment than conventional electricity, check out our blog: Solar Power vs. Conventional Power: Why Switching to Solar is the Smart Choice

Top Solar Panel Installation Companies in Delhi NCR (2025 Edition)

1. SIA Engineering Pvt. Ltd. (Your Trusted Solar Partner)

  • Service Areas: Delhi, Noida, Greater Noida, Ghaziabad, Faridabad, Gurgaon
  • Specialties: Residential & commercial rooftop solar, solar EPC, AMC & maintenance
  • Why Choose Us:
    • 20+ years of engineering experience
    • 360° project execution from consultation to commissioning
    • NABCEP-compliant engineering standards
    • Local presence and quick installation turnaround

Ready to switch? Get a free consultation now →

Learn about our full solar energy offerings here: Solar Energy Solutions in Delhi NCR

Also serving:

We don’t just install solar — we maximize your investment. Learn how in our blog: Maximize Solar Panel Efficiency: The Importance of Professional Service & Maintenance

2. Tata Power Solar

  • Backed by Tata Group, they offer large-scale residential and commercial solar systems.
  • Ideal for premium housing societies and corporate campuses.

3. Jakson Solar

  • A well-established Indian solar company offering high-efficiency solar modules and turnkey EPC solutions.
  • Known for government and institutional projects; now expanding residential solar solutions in Delhi NCR.

4. Havells Solar

  • Known for high-quality panels and inverters; network is growing in NCR.
  • Available through dealers and franchise partners.

5. Freyr Energy

  • App-enabled design and installation; good for tech-savvy customers.
  • Offers solar calculators and subsidy tools.

How to Choose the Right Solar Provider in Delhi NCR


Choosing a solar installer is not just about price — it’s about trust, after-sales support, and performance guarantees.

Here’s a checklist to help: How to Choose the Right Solar Provider in India

Also check:

Government Subsidy & Cost Information


Want to know the exact cost per kW in Delhi NCR or how to claim government support?

For rooftop-specific content: Why Rooftop Solar in Delhi NCR Is a Smart Investment in 2025

Final Thoughts: Why SIA Engineering?

If you’re serious about solar, don’t leave it to chance.

  • We bring deep engineering knowledge, government compliance, and fast execution.
  • Our clients stay with us for maintenance and AMC too: Solar Service & Maintenance

Explore all our services: https://www.siaengineering.in

Book Your Free Consultation Contact us to schedule a site visit or get a quote tailored to your location and energy needs: Contact Us Now