India has emerged as one of the world’s fastest-growing climate-tech ecosystems. Entrepreneurs now build technologies that cut carbon emissions, improve energy efficiency, manage water scarcity, and fight air pollution. Even though venture capital funding declined in 2025 to nearly $657 million from $1.17 billion in 2024, climate-tech startups continued to attract strategic investors and government backing. Policymakers and industries now treat climate innovation as a core pillar of India’s growth strategy.
With India committing to net-zero emissions by 2070, startups play a crucial role in delivering scalable and affordable solutions. These ten climate-tech startups stand out in 2026 because of their technology, funding momentum, and measurable impact.
1. Alt Carbon – Carbon Removal through Rock Weathering
Alt Carbon leads India’s carbon removal movement. The company uses enhanced rock weathering to trap carbon dioxide permanently. It spreads finely crushed basalt rock on agricultural land, which reacts with CO₂ and locks it into soil and groundwater for centuries.
Alt Carbon raised $12 million in seed funding, making it one of the largest seed rounds ever for an Indian climate-tech company. The startup operates projects in eastern India and partners with farmers to improve soil health while capturing carbon.
Unlike offset-based climate solutions, Alt Carbon focuses on permanent carbon removal. Its approach delivers two benefits: it reduces atmospheric carbon and improves crop productivity. Global carbon credit buyers now monitor Alt Carbon closely as demand for high-quality carbon removal credits increases.
2. Aurassure – Climate Intelligence and Risk Analytics
Aurassure builds one of India’s most advanced climate intelligence platforms. The startup combines satellite imagery, IoT sensors, and predictive analytics to monitor environmental risks such as heat waves, flooding, wind patterns, and air pollution.
In late 2025, Aurassure raised ₹25 crore (around $3 million) in a pre-Series A round led by Rainmatter Capital and Unicorn India Ventures. The company uses this capital to expand sensor deployments and improve its AI-driven prediction models.
Aurassure serves city governments, infrastructure companies, and insurers. Its dashboards help decision-makers prepare for climate disasters and plan urban development more safely. As climate volatility increases across India, Aurassure’s technology becomes essential for disaster management and urban resilience.
3. TriNANO Technologies – Boosting Solar Efficiency
TriNANO Technologies focuses on improving solar panel performance through nano-coating technology. Its ceramic-based coatings increase light absorption and reduce heat damage, which directly boosts energy output and panel lifespan.
The startup won the National Startup Award 2026 for Best Deeptech Startup. Developers and solar manufacturers now test TriNANO’s coatings in large-scale solar farms.
India continues to expand solar capacity aggressively to meet renewable energy targets. TriNANO lowers the cost per unit of electricity by improving efficiency without changing panel design. This advantage makes the startup attractive to solar EPC companies and government renewable projects.
4. Pump Academy – Water and Energy Efficiency
Pump Academy builds intelligent systems for water and industrial pumping networks. The company integrates IIoT sensors and AI algorithms to optimize pumps used in irrigation, wastewater treatment, and industrial facilities.
Pump Academy won the Bootstrapped Startup Award at the National Startup Awards 2026, proving that climate impact does not always require massive venture capital.
The startup helps clients reduce electricity usage and water loss by detecting inefficiencies in real time. Since pumping systems account for a major share of India’s electricity consumption, Pump Academy’s solutions deliver direct climate benefits and financial savings.
5. Chakr Innovation – Fighting Air Pollution
Chakr Innovation tackles air pollution caused by diesel generators. The company developed a device called Chakr Shield, which captures particulate matter emissions and converts them into usable ink and pigments.
Chakr Shield reduces PM2.5 emissions by up to 90% from generator exhausts. The company won recognition at the ET Startup Awards 2025 for its social and environmental impact.
India still relies heavily on diesel generators due to power outages in many regions. Chakr Innovation addresses this reality by cleaning emissions rather than eliminating generators overnight. Its technology already operates across hospitals, factories, and commercial buildings in major cities.
6. BluSmart Mobility – Electric Ride-Hailing
BluSmart operates India’s first fully electric ride-hailing platform. The company runs fleets of electric cars in cities like Delhi NCR and Bengaluru. Unlike conventional cab services, BluSmart owns and manages its vehicles and charging infrastructure.
BluSmart sources clean energy for its charging stations and partners with energy companies to scale electric mobility. The startup focuses on reducing urban air pollution and greenhouse gas emissions from transport.
Even with regulatory and financial challenges, BluSmart continues to expand operations. It demonstrates that electric mobility can work at scale in India’s complex urban environments.
7. FluxGen Engineering Technologies – Water Intelligence Platform
FluxGen builds AI-driven water intelligence software for industries. Its platform tracks water usage, identifies leakages, and recommends efficiency improvements.
Industries such as manufacturing, food processing, and pharmaceuticals use FluxGen’s system to meet compliance goals and reduce water consumption. The platform converts raw data into actionable insights that plant managers can use immediately.
With water scarcity becoming a major climate risk in India, FluxGen’s technology plays a vital role in helping businesses become water-efficient and climate-responsible.
8. Kazam – EV Charging Infrastructure Platform
Kazam develops software platforms for managing electric vehicle charging stations. The startup helps operators monitor load balancing, uptime, and payments across charging networks.
As EV adoption grows, India faces major infrastructure challenges. Kazam solves operational issues that prevent charging networks from scaling smoothly.
Fleet operators, real estate developers, and municipalities now use Kazam’s systems to manage charging infrastructure efficiently. The company positions itself as the digital backbone of India’s EV charging ecosystem.
9. Climes – Climate Action Platform
Climes builds a digital platform that helps individuals and businesses measure and reduce carbon footprints. The platform combines emissions tracking with actionable recommendations and rewards.
Climes targets behavior change alongside technology. It encourages users to adopt sustainable habits such as renewable energy use, low-carbon transport, and waste reduction.
Although still early stage, Climes addresses an important gap in climate literacy and personal accountability. Its community-driven model aligns well with corporate ESG goals and carbon neutrality commitments.
10. Welectric – EV Lifecycle Management
Welectric focuses on electric two-wheelers and fleet operations. The company provides digital tools to track battery health, vehicle performance, and maintenance schedules.
India’s two-wheeler EV market grows faster than its car EV market. Welectric supports this growth by improving vehicle reliability and extending battery life.
Longer battery life reduces lifecycle emissions and operating costs. Fleet operators rely on Welectric’s data to plan charging and maintenance efficiently.
Funding and Policy Trends in 2026
India’s climate-tech funding declined to $657 million in 2025, compared with $1.17 billion in 2024. Investors shifted focus toward exportable solutions and long-term sustainability rather than rapid growth.
The government strengthened support mechanisms. NABARD announced plans to launch ₹1,300 crore in new funds for agritech and climate-tech startups in 2026, with a focus on early-stage innovation.
CSR initiatives also boosted the ecosystem. Organizations dedicated to climate education and incubation received fresh grants to train founders and support pilot programs.
These developments show a transition from hype-driven investment to impact-driven innovation.
Why These Startups Matter
These ten startups cover nearly every critical climate sector: carbon removal, renewable energy, air quality, water management, EV infrastructure, and climate intelligence. They demonstrate how Indian innovation can address both domestic and global climate challenges.
Their solutions create jobs, reduce emissions, and improve quality of life. They also position India as a climate-tech exporter rather than just a technology consumer.
The Road Ahead
In 2026 and beyond, climate-tech startups will:
- Scale proven technologies across India
- Attract patient capital from strategic investors
- Align closely with government climate policies
- Expand into global markets
India’s climate-tech ecosystem has entered a phase of maturity. These ten startups will shape the next chapter of sustainable innovation and help define how India fights climate change through technology and entrepreneurship.
Also Read – Indian IT Industry Charts Course for $350 Billion Revenue by 2030