Empowering businesses to reduce their carbon footprint through AI-powered insights and automated sustainability reporting.
Karel Maly
October 4, 2025
In 2025, robust climate disclosure has transitioned from a peripheral activity to a central pillar of corporate strategy. With regulations like the Corporate Sustainability Reporting Directive (CSRD) becoming mandatory, organisations face immense pressure to collect, manage, and report their environmental data with unprecedented accuracy and transparency.
Spreadsheets and manual processes are no longer viable. They create significant risks of non-compliance, reputational damage, and missed opportunities for operational improvement. The right climate disclosure management platform can transform this challenge into a competitive advantage, automating complex data collection, ensuring audit-readiness, and uncovering actionable insights to drive decarbonisation. To truly grasp the significance of these platforms, it's essential to understand the wider movement towards corporate responsibility, including examining sustainability strategies in the retail industry, which drives the demand for robust disclosure tools.
This guide provides an in-depth evaluation of the best climate disclosure management platforms on the market. We move beyond marketing claims to offer a comprehensive resource, helping you select a partner that not only guarantees compliance but also aligns with your long-term sustainability goals. Each review includes a detailed breakdown of features, ideal use cases, pricing considerations, and practical limitations, complete with screenshots and direct links to help you make an informed decision. We will analyse leading solutions from Workiva and Persefoni to specialised tools like Sweep and Plan A, providing the clarity needed to navigate this critical investment.
Best For: Enterprises with Complex Supply Chains Seeking Automated Emissions Reduction
Carbonpunk stands out as one of the best climate disclosure management platforms for large organisations that need to master the complexities of supply chain emissions. Its core strength lies in its AI-driven engine, which transforms the arduous task of carbon tracking from a reactive, manual process into a proactive, automated strategic advantage. The platform directly integrates with major logistics providers, ingesting shipment data in real-time to provide a granular and highly accurate (over 95%) view of a company's carbon footprint.
Unlike platforms that simply report historical data, Carbonpunk's AI delivers actionable, forward-looking insights. It analyses transport routes and modes, providing concrete recommendations that can reduce emissions by a significant 20–30%. This unique capability shifts the focus from mere compliance to tangible impact, helping logistics and sustainability managers achieve measurable cost savings and environmental progress simultaneously.
Website: https://www.carbonpunk.ai/en
Workiva stands out as a comprehensive, audit-ready reporting platform designed for enterprises that require rigorous, integrated financial and sustainability disclosures. It excels at unifying disparate teams, such as finance, legal, and sustainability, onto a single platform, ensuring data consistency and traceability from source to final report. This makes it one of the best climate disclosure management platforms for organisations preparing for the stringent requirements of audited reports like the CSRD.
The platform's strength lies in its robust controls and workflow management. Every data point, edit, and comment is tracked, creating a clear audit trail that is invaluable for verification. For European companies, Workiva's ESG Explorer provides pre-built content aligned with ESRS, directly mapping requirements to other frameworks like TCFD and GRI. This streamlines the complex process of multi-framework reporting. The recent addition of Workiva Carbon provides dedicated tools for carbon accounting and decarbonisation pathway modelling.
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Website: https://www.workiva.com
Persefoni has carved out a unique position in the market by offering a powerful, free-tier carbon accounting and climate disclosure platform, making it highly accessible for organisations beginning their sustainability journey. It focuses on providing a streamlined, user-friendly experience for calculating a comprehensive Scope 1, 2, and 3 carbon footprint. This approach democratises access to enterprise-grade climate data management, positioning it as one of the best climate disclosure management platforms for companies that need robust functionality without an initial large-scale investment.
The platform is built on a foundation of rigorous greenhouse gas accounting principles and supports major regulatory frameworks, including CSRD, the SEC climate rule, and California’s new climate laws. Its AI-powered tools, such as the AI Copilot and anomaly detection, assist users in improving data quality and simplifying the complexities of data collection. This combination of accessibility, regulatory alignment, and intelligent data management makes Persefoni an excellent entry point into sophisticated climate reporting.
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Website: https://www.persefoni.com
Watershed provides a dedicated climate platform focused on granular emissions measurement and enterprise-grade decarbonisation. It is specifically engineered for companies that need to go beyond basic reporting to actively manage their climate programme, making it a strong contender among the best climate disclosure management platforms for those with ambitious net-zero targets. The platform excels at automating carbon accounting across Scopes 1, 2, and 3, using a methodology backed by a team of climate scientists.
The platform's strength is its dual focus on rigorous data and actionable insights. Watershed not only calculates a company’s footprint but also provides tools to model and execute reduction strategies. For organisations with complex supply chains, its supplier engagement tools are particularly powerful, enabling data collection on emissions, water, waste, and biodiversity directly from partners. This is crucial for building a comprehensive, assurance-ready dataset for regulations like the CSRD, for which Watershed offers specific, ESRS-aligned workflows and templates to streamline compliance.
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Website: https://watershed.com
IBM Envizi positions itself as an enterprise-grade, single system of record for all ESG data, designed to manage the full spectrum of climate disclosure and sustainability performance management. It provides a comprehensive suite of tools for data capture, normalisation, and GHG emissions calculation, making it a powerful solution for large organisations grappling with complex data from disparate sources. Envizi's architecture is built for auditability, offering transparent data lineage and robust workflow approvals.
The platform is particularly adept at handling the detailed requirements of the CSRD, with embedded ESRS questions and a unified interface that supports various disclosures. This capability allows teams to manage multiple frameworks like GRI, SASB, and TCFD from one central hub, ensuring consistency and efficiency. Recognised by analysts like IDC MarketScape, Envizi is one of the best climate disclosure management platforms for businesses that require a high degree of data governance and a structured, scalable approach to their ESG reporting strategy. For further insights on what to look for, you can learn more about choosing an ESG SaaS platform.
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Website: https://www.ibm.com/products/envizi
Wolters Kluwer's CCH Tagetik positions itself as a finance-grade ESG performance management solution, built on the foundation of its established Corporate Performance Management (CPM) platform. This connection is its key differentiator, allowing organisations to link non-financial sustainability data directly with financial planning, budgeting, and consolidation processes. This makes it an excellent choice among climate disclosure management platforms for companies that view ESG not just as a compliance exercise but as a core component of their financial strategy and performance.
The platform offers a pre-packaged ESG and Sustainability solution that includes pre-configured GHG calculations, CSRD disclosure content, and specific functionalities for the EU Taxonomy. It is designed for assurance, with robust workflows, audit trails, and standard reports that help satisfy verifiers. For organisations already using Wolters Kluwer’s Enablon for operational ESG data collection, CCH Tagetik provides a powerful integration for a seamless flow of information from the field to the final disclosure report, creating a unified and controlled environment.
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Website: https://www.wolterskluwer.com/solutions/cch-tagetik/esg-sustainability-performance-management
Diligent ESG leverages its deep-rooted expertise in governance and compliance to offer a robust platform for climate disclosure and sustainability management. It is designed for organisations that prioritise integrating ESG into their broader risk management and governance frameworks. The platform provides a structured approach to data collection, carbon accounting, and reporting, making it one of the best climate disclosure management platforms for companies looking to connect sustainability performance with board-level oversight.
The platform features a powerful carbon calculator backed by over 70,000 regularly updated emissions factors, ensuring accurate GHG inventories. For European companies, Diligent offers ready-made CSRD report modules, including templates for ESRS 2, which helps streamline the complex double materiality and reporting processes. This focus on structured, compliant reporting makes it a reliable choice for teams navigating new regulatory landscapes. You can learn more about how tools like Diligent simplify disclosure automation.
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Website: https://www.diligent.com/products/diligent-esg
Datamaran carves out a unique niche not as an end-to-end reporting tool, but as a specialised, AI-powered platform for mastering the critical first step of disclosure: materiality assessment. It focuses specifically on providing a dynamic, evidence-backed process for identifying and validating material topics, which is a foundational requirement for frameworks like the CSRD. Instead of being a data repository, it acts as a strategic intelligence engine that complements other platforms by delivering the "why" behind an organisation's reporting focus.
The platform’s core strength is its ability to perform and continuously monitor a double materiality assessment (DMA) with speed and rigour. Datamaran’s DMA Evaluate module allows companies to map stakeholder interests, regulatory pressures, and value chain impacts, providing a structured workflow that produces a transparent, auditable justification for topic selection. This makes it one of the best climate disclosure management platforms for organisations that need to build a defensible and dynamic materiality process to underpin their entire ESG strategy and reporting.
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Website: https://www.datamaran.com
Nasdaq Metrio positions itself as an end-to-end ESG data management solution, extending beyond pure disclosure into stakeholder communication. Acquired by Nasdaq, the platform leverages the exchange's market infrastructure credibility to offer a robust tool for collecting, analysing, and reporting sustainability data. It is particularly well-suited for organisations that want to not only meet compliance requirements like CSRD but also to communicate their ESG story effectively through public-facing sustainability websites and reports generated directly from the platform.
The platform supports a comprehensive range of frameworks and is designed to produce audit-ready outputs, making it a reliable choice for companies under regulatory scrutiny. A standout aspect is its emphasis on demonstrating the financial benefits of sustainability initiatives. Nasdaq Metrio commissioned a Forrester Total Economic Impact (TEI) study, which provides users with a clear framework for modelling the ROI of their ESG investments. This unique value proposition helps sustainability teams build a stronger internal business case for their programmes, a common challenge in many organisations.
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Website: https://www.nasdaq.com/solutions/sustainability/metrio
Sweep positions itself as an all-in-one, EU-born platform meticulously designed to guide organisations through the complexities of CSRD compliance. It offers a structured, workflow-driven approach that demystifies processes like double materiality assessments, data gap analysis, and policy creation. This European focus makes it one of the best climate disclosure management platforms for companies prioritising strict alignment with ESRS and EU data governance standards.
The platform’s strength is its guided methodology, which is particularly beneficial for teams navigating CSRD for the first time. It provides step-by-step guidance and utilises generative AI to suggest draft answers and policy language, accelerating the content creation process while maintaining investor-grade data controls. Recognition from industry analysts like Verdantix and IDC provides external validation of its capabilities, which can be a key factor in procurement decisions. Sweep’s emphasis on creating a clear audit trail ensures that every step, from data collection to final report generation, is transparent and defensible.
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Website: https://www.sweep.net
Plan A is a Berlin-based sustainability software platform that combines TÜV-certified carbon accounting with decarbonisation planning and a strong focus on European regulatory compliance. It is engineered to help businesses calculate, monitor, and reduce their carbon footprint in alignment with scientific targets, making it one of the best climate disclosure management platforms for companies prioritising rapid CSRD readiness and value realisation. The platform is particularly noted for its science-based approach and hands-on expert support.
The software leverages AI to streamline data collection and analysis for comprehensive Scope 1, 2, and 3 emissions reporting, compliant with the GHG Protocol. Beyond just measurement, Plan A provides tools to set science-aligned targets and model decarbonisation pathways, turning data into actionable reduction strategies. For EU-based organisations, their specialised CSRD Masterclass and enablement programmes offer a clear, guided path to navigate the complexities of the new directive, from the double materiality assessment to final report generation.
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Website: https://plana.earth
Greenly positions itself as an accessible, end-to-end CSRD reporting workspace, specifically engineered to guide organisations through the entire compliance journey. It streamlines complex processes like the double materiality assessment (DMA) and gap analysis with intuitive workflows and AI-guided data collection, making it a strong contender among the best climate disclosure management platforms for companies grappling with new EU regulations. The platform is designed to manage the full reporting cycle, culminating in audit-ready, exportable reports.
What sets Greenly apart is its focus on demystifying CSRD. It offers free tools like a CSRD Checker and a dedicated "CSRD Export" add-on, lowering the barrier to entry for businesses starting their compliance process. This EU-centric approach is particularly beneficial for Czech entities and others within European supply chains that need a solution deeply aligned with ESRS standards. The platform supports various company sizes, including specific provisions for SMEs (VSMEs), ensuring scalability as reporting needs evolve.
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Website: https://greenly.earth
Platform | Core Features/Characteristics | User Experience/Quality ★ | Value Proposition 💰 | Target Audience 👥 | Unique Selling Points ✨ |
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🏆 Carbonpunk | AI-driven real-time emissions tracking, route optimization, automated ESG reports (GHG/TCFD/CDP) | ★★★★★ 95%+ accuracy, custom dashboards | Contact for quote, high ROI via emission cuts | Large enterprises with complex supply chains | Seamless logistics integration, 30% emission reduction |
Workiva | ESG/financial integrated reporting, direct CDP API | ★★★★ Audit-grade workflows across teams | Quote-based pricing | Enterprises needing multi-team audit workflows | Big Four accelerators, strong compliance support |
Persefoni | Scope 1-3 carbon accounting, AI data quality tools | ★★★★ Fast onboarding, user-friendly | Free Pro plan, paid advanced features | SMEs and enterprises | Free full Scope 1-3 coverage, AI anomaly detection |
Watershed | CSRD/ESRS disclosures, supplier data engagement | ★★★★ Strong EU regulatory focus | Sales-led pricing | EU multinationals | Supplier biodiversity & waste data, assurance-ready |
IBM Envizi ESG Suite | ESG data capture, multi-framework reporting | ★★★★ IDC-recognized, audit trails | Enterprise pricing, significant effort | Large enterprises | Unified ESG data system, broad framework support |
Wolters Kluwer CCH Tagetik | Finance-linked ESG, CSRD & EU Taxonomy content | ★★★★ Award-winning CPM integration | Enterprise license | Corporates needing deep CPM integration | Prebuilt GHG calculation, Enablon ESG ops integration |
Diligent ESG | Carbon calculator, CSRD modules, AWS Marketplace | ★★★★ Transparent pricing via AWS | Clear tiered packages via AWS Marketplace | Enterprises plus AWS users | 70k+ emissions factors, governance expertise |
Datamaran | AI double materiality & stakeholder mapping | ★★★★ Materiality audit trail support | Quote-based, complementary tool | Enterprises focusing on materiality | Fast CSRD materiality updates, strong audit trails |
Nasdaq Metrio | ESG data collection, stakeholder-ready websites | ★★★★ Transparent ROI modeling | Module-based pricing | Global enterprises | Market infrastructure backing, Forrester ROI study |
Sweep | CSRD workflows, generative AI, ESRS focus | ★★★★ Analyst-recognized EU compliance | Bespoke pricing | EU large organizations | AI-generated answers, EU data governance |
Plan A | TÜV-certified carbon accounting, decarbonization | ★★★★ Fast time-to-value, expert services | Demo-based pricing | EU companies | TÜV certified, strong EU enablement programs |
Greenly | CSRD workspace, AI-guided data, XBRL export | ★★★★ Self-serve tools, SME support | Subscription pricing varies | SMEs and mid-sized EU firms | Free CSRD Checker, full ESRS compliance |
Navigating the landscape of the best climate disclosure management platforms can feel overwhelming, but making an informed choice is a pivotal step in transforming your organisation's sustainability journey from a compliance exercise into a strategic advantage. As we have explored, the market offers a diverse array of solutions, each with distinct strengths tailored to different organisational needs, sizes, and maturity levels. From comprehensive, enterprise-grade systems like Workiva and IBM Envizi to more specialised, tech-forward platforms like Watershed and Persefoni, the right tool exists to meet your specific challenges.
The key takeaway is that selecting a platform is not merely about purchasing software; it is about investing in a central nervous system for your climate strategy. The most effective solutions transcend basic data collection and reporting. They provide the analytical power to uncover operational efficiencies, identify hidden risks within your supply chain, and communicate your progress transparently to stakeholders, investors, and regulators. The decision should be driven by a clear understanding of your primary objectives, whether that is navigating complex regulations like the CSRD, decarbonising a sprawling supply chain, or engaging investors with robust, auditable data.
Before finalising your decision, it is crucial to move beyond feature-for-feature comparisons and consider the holistic impact on your organisation. A platform may have an impressive list of capabilities, but its true value is realised only through successful implementation and adoption.
Here are the critical factors to weigh during your evaluation process:
Ultimately, the goal is not just to disclose but to drive meaningful change. The best climate disclosure management platforms empower you to do just that. They transform raw data into a powerful asset that illuminates opportunities for cost savings through energy efficiency, mitigates climate-related risks, and strengthens your brand reputation.
By choosing the right partner, you equip your team with the tools needed to move with confidence in an increasingly complex regulatory environment. You build a foundation of trustworthy, auditable data that stands up to scrutiny and provides a clear, compelling narrative of your organisation's commitment to a sustainable future. This strategic approach ensures that your investment delivers returns not only in compliance but in long-term business resilience and value creation.
Ready to master your Scope 3 emissions and turn supply chain complexity into a competitive advantage? Discover how Carbonpunk’s specialised platform provides the granular, actionable data needed to drive decarbonisation where it matters most. Visit Carbonpunk to see how our targeted solution can transform your climate disclosure strategy.