Solarium Green Energy Limited made headlines today after landing two substantial work orders, together valued at over ₹26.6 crore (exclusive of GST), from NTPC Vidyut Vyapar Nigam Limited (NVVN). The projects, announced publicly on July 28, 2025, involve the development of a combined 6.7 MW of rooftop solar capacity at sites across multiple Northeastern States under the Ministry of Home Affairs.
Introduction
In a significant move demonstrating India's commitment to renewable energy, Solarium Green Energy Limited has clinched back-to-back orders from one of the country’s leading energy trading companies, NVVN—a subsidiary of state-owned giant NTPC. Both contracts are for the engineering, procurement, and construction (EPC) of grid-connected rooftop solar photovoltaic (PV) projects under competitive L1 bidding, channelled through two specialized NVVN tenders.
Key Takeaways
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On July 24, 2025, Solarium received one order worth ₹12,98,82,250 for the development of a 3,319 kW (51–200 kW package) rooftop solar project.
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A second contract, also dated July 24, 2025, boosts the tally by another ₹13,63,22,929 for a 3,443 kW (201–1,000 kW package) rooftop solar project.
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Both contracts are exclusive of GST and cover numerous sites scattered across the Northeastern region, reinforcing the government's focus on clean energy for critical areas.
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Procurement was conducted through bids NVVN/C&M/RE-301/2024-25 and NVVN/C&M/RE-302/2024-25 announced in September 2024.
Details of the Orders
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Order 1: 3,319 kW Rooftop Solar Project
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Value: ₹12,98,82,250 (exclusive of GST)
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Scope: Comprehensive development, including design, supply, installation, testing, and commissioning
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Sites: Multiple government and administrative buildings across Northeastern States
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Part of a tender focusing on medium-scale rooftop installations (51–200 kW per site)
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Awarded under Ministry of Home Affairs’ nationwide clean energy push
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Order 2: 3,443 kW Rooftop Solar Project
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Value: ₹13,63,22,929 (exclusive of GST)
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Scope: Full EPC execution for solar capacity on larger institutional buildings
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Coverage: Same Northeastern states, focusing on higher-capacity clusters (201–1,000 kW per site)
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Both orders include continued operation and maintenance for a specified period, as per NVVN contract norms
Context and Broader Impact
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These orders position Solarium Green Energy among key contributors to India’s ambitious rooftop solar growth, especially in harder-to-reach Northeastern regions where energy reliability and sustainability are crucial. The contracts align with the government’s broader mission to expand renewable infrastructure and reduce dependency on traditional fuels.
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Recent activity shows increasing central government investment in solar EPC contracts and rapid scaling up of decentralized solar deployments. Solarium Green Energy’s success in winning these contracts underlines its growing technical and execution prowess, having already received large orders earlier this year.
Strategic Significance
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Reinforces Solarium Green’s profile as a leading solar EPC solutions provider for public sector and defense-related initiatives.
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Demonstrates NTPC NVVN’s proactive role in decentralized renewable energy propagation by entrusting significant capacities to private sector players under transparent, competitive tenders.
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Sets a precedent for more similar public-sector-focused solar projects, potentially catalyzing ancillary jobs and local economic benefits.
Looking Forward
Industry watchers will monitor Solarium’s performance closely as it mobilizes resources for rapid deployment over the coming months. Timely delivery and seamless commissioning will be crucial, with government agencies aiming for fast-tracked electrification using green energy sources.
Source: Marketscreener, Business Standard, TradingView (all published July 28, 2025) .
