As businesses and governments accelerate their net-zero commitments, climate tech startups are at the forefront of innovation. From carbon footprint tracking to digital decarbonization solutions, these companies are creating the tools needed to transition towards a low-carbon future. Here are ten leading players shaping the carbon accounting software market and driving sustainable impact.
1. Watershed
US-based Watershed offers one of the top carbon accounting software platforms, providing enterprises with end-to-end carbon management. From carbon footprint mapping to generating compliance-ready carbon footprint reports, Watershed helps Fortune 500 firms embed climate action into business strategy.
2. Persefoni
Often called the “ERP for Carbon,” Persefoni delivers carbon accounting tools and carbon management software for enterprises and investors. It enables tracking carbon footprint with financial-grade accuracy and is widely recognized among the best carbon accounting software platforms worldwide.
3. Normative
Sweden-based Normative provides a science-based carbon accounting platform that automates carbon emissions tracking across Scope 1, 2, and 3. Its carbon footprint software is trusted for compliance with EU CSRD and helps businesses with transparent carbon footprint monitoring.
4. Sweep
Sweep specializes in supply chain decarbonization, enabling organizations to reduce Scope 3 emissions collaboratively. With a strong focus on decarbonization solutions, the platform supports companies in creating transparent carbon footprint reports while driving measurable impact.
5. Plan A (Berlin)
Plan A provides AI-powered carbon management software with built-in ESG reporting capabilities. Known as one of the top carbon accounting software startups in Europe, it empowers companies to take measurable steps towards decarbonisation in India and globally.
6. Fitsol (India)
Fitsol is India’s leading decarbonization platform, helping businesses measure, monitor, and reduce emissions with AI-powered carbon footprint tracking software. Through its Fitsol Kyoto platform, it supports MSMEs with digital decarbonization solutions, carbon accounting tools, and tailored carbon footprint monitoring. Beyond compliance with India’s BRSR, Fitsol enables carbon footprint mapping, practical carbon footprint reduction strategies, and supply chain decarbonization, turning sustainability into long-term business growth.
7. Greenly
Greenly simplifies tracking carbon footprint for SMEs by linking financial transactions with emissions data. Its carbon footprint software provides automated carbon footprint reports, making sustainability more accessible to smaller companies.
8. Emitwise
Emitwise offers real-time carbon emissions tracking for manufacturers and industrial firms. Positioned as one of the best carbon accounting software providers, its platform helps businesses embed carbon footprint monitoring into everyday decision-making.
9. Unravel Carbon
Singapore-based Unravel Carbon transforms financial records into instant carbon footprint reports. Positioned in the carbon accounting software market, it delivers actionable insights to help Asian enterprises accelerate decarbonisation.
10. Climes
Climes connects businesses with verified climate projects, making it easy for companies and customers to offset emissions. While not a carbon accounting tool, it complements carbon footprint tracking by enabling transparent offset investments that fund real-world climate solutions.
From carbon accounting software to decarbonization platforms, these startups prove that the carbon accounting software market is evolving rapidly. Companies like Fitsol are ensuring that sustainability is not just a compliance exercise but a driver of efficiency