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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SIDBI’s Rooftop Solar Financing Scheme: Promoting Solar Adoption among MSMEs in India
The small industries development bank of India (SIDBI) has been a major player in promoting the growth of the micro, small,…
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On-Bill Financing: An Innovative Model for Solar Rooftop Adoption in India
“On-bill financing is a game-changing model that can revolutionize solar adoption in India and beyond. It has several benefits, including lower…
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Utility-Based RESCO Business Model: A Path to Accelerating Solar Rooftop Adoption in India
The Renewable Energy Service Company (RESCO) business model has emerged as a popular choice for solar rooftop adoption in the commercial…
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Handicapped toilet requirement guidelines as per NBC
Handicapped toilets are essential for ensuring accessibility and inclusivity in commercial buildings. The National Building Code of India (NBC) has provided…
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Building Profitable Solar Portfolios: The Successful Strategy of Solar Developers in India
“In the world of solar project development, securing long-term PPAs, minimizing costs, and ensuring optimal project performance are crucial for maximizing…