Solar Advisory services
Powering the Net-Zero Transition

Feasibility Studies & DPRs
Our team conducts detailed site assessments, energy yield analysis, and techno-commercial feasibility to ensure every project is bankable and optimised.

Solar Design & Engineering
We deliver electrical, structural, and civil designs for rooftop, ground-mounted, and floating solar systems, aligned with IEC and CEA standards.

Owner’s Engineering & PMC
Acting as your technical representative, we oversee project execution, quality assurance, and commissioning — ensuring performance.

Tariff & Regulatory Advisory
We support developers, DISCOMs, and regulators in tariff benchmarking, power purchase agreements, and open-access policy development.

Performance Audits
Our performance audits identify technical bottlenecks, ensure efficient operation, and maximise solar generation throughout the asset life cycle.

Hybrid & Floating Solar
Combining hydro and solar expertise, we design floating and hybrid solar systems to enhance generation while optimising land and water use.
Integrated Expertise, Global Reach
Customisable Solutions
Tailored consulting for utility-scale, rooftop, hybrid, and floating solar systems.
Quality & Safety First
Strict adherence to IEC, MNRE, and CEA standards in every stage of design and execution.
Data-Driven Approach
Advanced simulation tools and financial modelling enable data-backed insights.
End-to-End Support
From concept to commissioning, we act as your long-term technical partner.
Comprehensive Solar Consulting Services
For over 15 years, Firstgreen Consulting has led the renewable energy transition through data-driven and technically sound solar advisory. We support corporates, developers, and governments in planning, designing, and implementing solar projects that maximise generation, optimise capital investment, and ensure regulatory compliance.
Our services span the full project lifecycle — from initial feasibility to post-commissioning performance audits. With a portfolio exceeding 1 GW of solar projects across India, Bhutan, Nepal, and Africa, we bring unparalleled expertise in engineering, economics, and sustainability.
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KOSTAL PLENTICORE plus solar inverter
About KOSTAL KOSTAL Group, a global, independent family-owned company based in Germany which develops and manufactures technologically complex electronic and mechatronic…
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The new PIKO CI – Smart Power solar inverter by KOSTAL
About KOSTAL KOSTAL Group, a global, independent family-owned company based in Germany which develops and manufactures technologically complex electronic and mechatronic…
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600W 12VDC Modified Sine Inverter Charger MM Series by Magnum Energy
About MAGNUM ENERGY <p>Magnum Energy is a leading manufacturer of premium <a href=”https://www.altestore.com/store/inverters-c497/”>inverters</a>, chargers and renewable energy system components for mobile and…
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by Magnum Energy
About MAGNUM ENERGY Magnum Energy is a leading manufacturer of premium inverters, chargers and renewable energy system components for mobile and renewable…
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FXR / VFXR™ Series solar inverter by Outback Power
About OutBack Power Technologies OutBack Power Technologies is a leader in advanced energy conversion technology. OutBack products<br />include true sine wave…
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First Green product review/ Outback Power Radian™ Series GS Load Centers (solar inverter)
About OutBack Power Technologies OutBack Power Technologies is a leader in advanced energy conversion technology. OutBack products include true sine wave…