Expert Guide Editorially reviewed

The Best ESG Reporting Software in 2026

Nine platforms for CFOs reporting under CSRD, ISSB and California SB 253/261, compared on framework coverage and what each vendor will actually tell you about price.

Louis CorneloupFounder, Dupple · 900,000+ readers · Updated Sep 2026

Independently researched. No pay-for-placement. 9 tools compared

TL;DR

Persefoni is the only platform on this list with a published number: its Pro tier is $0, a real scope 1-3 starting point with no card required. Workiva, Watershed, Sweep, IBM Envizi, Novisto, Position Green, Normative and Greenly all price ESG reporting by a sales quote. It is scoped to your entity count, data volume or the frameworks you report against, not a plan you can check without a call.

For a CFO weighing CSRD, the SEC's climate rule and California SB 253/261 at once, the pick is less about sticker price and more about which regulator each platform was actually built for. Workiva leads for audit-ready board reporting, Novisto covers the widest span of frameworks for a multinational, and Greenly or Persefoni fit a team building its first inventory.

Nine vendors sell ESG reporting software to finance teams in 2026, and eight of them will not name a price until you get on a call.

Persefoni is the exception, with a genuinely free entry tier; the rest price by data volume, entity count or the regulatory frameworks you need to cover.

Cfopresso data: Toolradar, the software directory we run, evaluated 15 ESG reporting tools for its own September 2026 ranking and named a top 10 (see Toolradar's ESG reporting ranking).

Two of our nine picks, Workiva and Position Green, made that top 10 too. The other seven here serve buyers that ranking does not focus on: multinational framework breadth, a free carbon-first entry point, and enterprise assurance.

We checked the live product and pricing pages of nine vendors a finance leader would actually shortlist in September 2026.

We also checked the regulator pages behind CSRD, ISSB, the SEC's climate rule and California SB 253/261. How we ranked: framework coverage, pricing transparency and fit for a finance team's reporting scope, weighed against each platform's own product pages checked this month.

We took no payment or placement for this ranking; Diligent's ESG product from earlier years no longer appears in its current product lineup, so it is not on this list.

Top Picks

Based on features, real-world fit, and value for money.

Best ESG Reporting Software in 2026: 9 tools compared, updated Sep 2026
Tool	Pricing	Best for
Workiva	Contact sales; no published tiers or per-seat price on workiva.com	CFOs who want financial, sustainability and assurance reporting on one governed platform
Persefoni	Pro is $0 (no card required); Advanced is a custom quote	Finance teams building a first scope 1-3 inventory without committing budget yet
Watershed	Contact sales; watershed.com has no pricing page at all	Mid-market tech companies wanting AI-drafted CSRD and California disclosures fast
Sweep	Contact sales; no published tiers	European finance teams reporting under CSRD, ISSB and CBAM together
IBM Envizi	Contact sales; priced by data volume, scoped during the sales process	Enterprises already on IBM or a heavy ERP stack wanting AI-assisted scope 3
Novisto	Contact sales; no published tiers	Multinationals reporting to more than one regulator or exchange at once
Position Green	Contact sales (book a demo); no published tiers	European companies reporting under ESRS, VSME or the EU taxonomy specifically
Normative	Contact sales (get a quote); Essential and Premium tiers, no published price	Companies preparing a first CSRD or SBTi submission that want a named advisor
Greenly	Contact sales; 3 named packages (GHG Report Compliance to Net Zero Contributor), no price published	SMBs and mid-market finance teams wanting the broadest small-buyer track record

Pricing read from each vendor's own published pricing page, checked Sep 2026. Every vendor here publishes a price.

Workiva

Top Pick

Best for: CFOs who want financial, sustainability and assurance reporting on one governed platform

PricingContact sales; no published tiers or per-seat price on workiva.com

+Connects financial reporting, sustainability and assurance workflows in a single governed platform instead of three disconnected tools

+Automates scope 1 and 2 calculation and builds toward assurance-ready, audit-grade disclosures

+Aligns explicitly with ISSB, CSRD and California climate laws on its own sustainability solution pages

−No price appears anywhere on workiva.com; budgeting means a sales call and a scoped demo

−Built for a company already running board and financial reporting through Workiva, a heavier lift for a first-time buyer starting from spreadsheets

Visit Workiva →

Persefoni

Best for: Finance teams building a first scope 1-3 inventory without committing budget yet

PricingPro is $0 (no card required); Advanced is a custom quote

+The Pro plan is free with no trial clock and no card on file, rare in this category

+PersefoniAI, an AI copilot for carbon accounting questions and anomaly detection, ships on every plan including the free one

+Aligns with SBTi, TCFD, CSRD, PCAF and SASB without a separate module purchase

−CSRD-grade reporting and financed-emissions accounting live in Advanced, which is quote-only

−PCAF financed-emissions accounting matters mainly to banks and asset managers, dead weight for most operating companies

Visit Persefoni →

Watershed

Best for: Mid-market tech companies wanting AI-drafted CSRD and California disclosures fast

PricingContact sales; watershed.com has no pricing page at all

+2.3 million built-in emission factors speed up a first-time measurement pass

+Sustainability AI agents draft report sections and flag data gaps instead of leaving that work to a spreadsheet

+A customer base concentrated in mid-market tech companies gives useful peer benchmarking for that specific buyer

−No pricing page exists on the site, and the main navigation does not list one either

−Positioned for climate-forward tech companies more than industrial or financial-services reporters

Visit Watershed →

Sweep

Best for: European finance teams reporting under CSRD, ISSB and CBAM together

PricingContact sales; no published tiers

+Named a Leader in IDC MarketScape 2026 for Carbon Management, a recent third-party analyst placement

+Frameworks span CSRD, ISSB, GRI, CDP, SB 253 and TCFD in a single platform

+A business-intelligence layer surfaces emissions data next to financial data instead of in a separate report

−Pricing is scoped by sales call only, with nothing published to compare against a shortlist

−European frameworks are the focus; sweep.net's published framework list does not show CBAM-specific tooling for importers as of September 2026

Visit Sweep →

IBM Envizi

Best for: Enterprises already on IBM or a heavy ERP stack wanting AI-assisted scope 3

PricingContact sales; priced by data volume, scoped during the sales process

+AI-assisted scope 3 categorization cut error rates by 45% for one named client, per Envizi's own case data

+Automated ingestion from ERP, IoT and utility data pulls scope 1 and 2 without manual entry

+Finance-grade validation and audit trails built for a controller's sign-off, not just a sustainability team's dashboard

−Envizi's own pricing page says cost is scoped during a sales process with an indicative calculator number, not a figure you can check yourself

−Best suited to enterprises with the ERP and IoT integrations to feed it, overkill for a small finance team

Visit IBM Envizi →

Novisto

Best for: Multinationals reporting to more than one regulator or exchange at once

PricingContact sales; no published tiers

+Covers CSRD, SASB, GRI, CDP, TCFD, TNFD, IFRS S1/S2, HKEX, EU Taxonomy, SFDR PAI, S&P Global CSA and Bloomberg disclosures

+Built-in audit trails and approval workflows designed for a governance sign-off, not just a data export

+Named enterprise customers include Moderna, Circle K and Deutsche Bank, a signal of large-multinational fit

−No self-serve price anywhere on the site; the framework breadth is overkill for a company reporting to one regulator

−The enterprise customer profile suggests an implementation timeline closer to a financial-consolidation project than a quick rollout

Visit Novisto →

Position Green

Best for: European companies reporting under ESRS, VSME or the EU taxonomy specifically

PricingContact sales (book a demo); no published tiers

+ESRS, VSME, EU taxonomy, HRDD and SFDR reporting built specifically for EU frameworks rather than adapted to them

+Position Green's own site claims up to 60% less reporting time, with named customers including Vestas and Kinnevik

+Trusted by over 1,000 companies per Position Green's own customer count, concentrated in European industrials and real estate

−No price appears anywhere on the site, not even a range or a starting figure

−Built around EU disclosure regimes, a weaker fit for a US-only reporter watching only the SEC and California rules

Visit Position Green →

Normative

Best for: Companies preparing a first CSRD or SBTi submission that want a named advisor

PricingContact sales (get a quote); Essential and Premium tiers, no published price

+GHG Protocol methodology independently verified by TUV SUD, a third-party check most competitors do not advertise

+Premium accounts get a dedicated Climate Strategist; Essential includes 20+ GHG Protocol-certified advisors instead of a shared help desk queue

+Covers CBAM alongside CSRD and SBTi in the same platform

−Essential and Premium exist as tier names only, with no price attached to either on normative.io

−The named-advisor model suits a first CSRD cycle more than a company that already has an internal sustainability team

Visit Normative →

Greenly

Best for: SMBs and mid-market finance teams wanting the broadest small-buyer track record

PricingContact sales; 3 named packages (GHG Report Compliance to Net Zero Contributor), no price published

+4,000 clients across more than 30 countries, the largest named customer base on this list

+Claims up to 80% less reporting time on its own site, the largest efficiency claim here

+Frameworks span CSRD, GHG Protocol, SBTi, TCFD, CDP, ISSB and California rules in one platform

−Still no published price despite the SMB-friendly positioning; every one of its three named packages is quote-only

−A large customer count skews toward smaller companies, a scale signal rather than a depth signal for a global enterprise choosing between Novisto and Workiva

Visit Greenly →

What it is

ESG reporting software collects environmental, social and governance data, most of it scope 1, 2 and 3 greenhouse gas emissions. It turns that data into the tables and narrative a CSRD, ISSB or investor filing needs.

Most platforms connect to utility bills, ERP systems and supplier data to calculate emissions automatically, then map that output to one or more disclosure frameworks.

The category splits by regulatory focus. Some platforms, like Position Green, are built EU-first around ESRS and the EU taxonomy.

Others, like Novisto, span a dozen frameworks for a multinational filing in several jurisdictions at once. A third group, Persefoni and Greenly, leads with carbon accounting and adds broader ESG reporting as the company's obligations grow.

Why it matters

Three regulatory tracks are converging on finance teams at once, and none of them line up on a calendar. CSRD's first wave of companies reported in 2025 on 2024 data.

The EU's Omnibus simplification push has moved in steps since 2025: a delegated act adopted in July 2025 postponed disclosure dates for later-wave companies, and the Commission adopted revised, simplified sustainability reporting standards on July 3, 2026, per the European Commission's own tracker.

The Commission's proposal to narrow CSRD scope toward companies over 1,000 employees is still working through EU lawmaking as of this page's publish date. ISSB's IFRS S1 and S2 have been effective for annual periods beginning on or after January 1, 2024, per the IFRS Foundation.

In the US, the SEC's climate disclosure rule was adopted in March 2024 and never took effect amid litigation. The SEC proposed to rescind it entirely on May 29, 2026; the comment period closed August 3, 2026, with no final action yet as of this page's publish date.

California's SB 253 covers companies over $1 billion in revenue doing business in the state; SB 261 covers companies over $500 million in revenue.

Both are still being built out by the California Air Resources Board, which is proposing to defer the first scope 1 and 2 reporting deadline from August 10, 2026 to November 10, 2026, pending Office of Administrative Law approval, per CARB's own program page.

None of this is legal advice; confirm your entity's exact scope and deadline with counsel and the regulator's own guidance.

The practical cost of getting the platform wrong is not the subscription, it is the audit.

A tool that cannot produce assurance-ready scope 1 and 2 numbers forces a controller to rebuild the trail by hand before an external auditor will sign off. Our AI financial reporting tools ranking covers the same problem on the numbers side of the board deck.

Companies already running accounting software or an ERP for financial consolidation should check integration depth before adding a second system that cannot talk to the first.

Key features to look for

Framework coverage

Whether the platform maps to CSRD/ESRS, ISSB's IFRS S1/S2, GRI, SASB, TCFD and CDP, or only one or two. Novisto spans the most; Position Green is built specifically around EU frameworks.

Scope 1, 2 and 3 automation

Scope 1 and 2 are largely solved across this list. Scope 3, supplier and value-chain emissions, is where platforms differ most: Workiva and IBM Envizi both lean on AI to cut the manual work here.

Assurance readiness

Whether the audit trail behind each number survives an external auditor's questions, not just a management review. This matters most once a filing is mandatory, not voluntary.

Data ingestion and integrations

How emissions and ESG data actually gets in: ERP connectors, utility bill parsing, supplier portals. A platform that cannot read your systems cleanly becomes a manual data-entry project.

Published vs. quote-only pricing

Whether the vendor names a number at all. One of the nine here does; the rest require a sales conversation scoped to your entity count, data volume or framework list before you learn anything.

Named advisor or self-serve support

Normative's Premium tier assigns a dedicated Climate Strategist to the account; Essential includes access to a shared pool of 20+ GHG Protocol-certified advisors instead. Most of the rest sell support as an implementation package, priced separately during the same sales process as the platform itself.

Pricing

Only one of nine ESG platforms here publishes a price a buyer can check without a call: Persefoni's Pro tier is $0, a genuinely free entry point for a first scope 1-3 inventory. Its Advanced tier, the one with CSRD-grade reporting, is a custom quote.

Workiva, Watershed, Sweep, IBM Envizi, Novisto, Position Green, Normative and Greenly all scope price to a sales call instead.

Workiva and Novisto scope it to entity count and framework list, Envizi scopes it to data volume, and Normative and Greenly name a package with no figure attached.

Watershed is the extreme case: the site carries no pricing page or route at all, and its own main navigation does not list one.

Position Green's site is the same, a demo booking replaces any pricing link entirely. Checked on each vendor's own site in September 2026.

Plan	Price	Best for
Workiva Sustainability Management	Custom quote	Scoped to entity count and framework list; no self-serve tier
Persefoni Pro	Free	Scope 1-3 measurement and PersefoniAI copilot, no card required
Persefoni Advanced	Custom quote	CSRD-grade reporting and financed-emissions accounting
Watershed	Custom quote	No pricing page exists on watershed.com; scoped after a demo
Sweep	Custom quote	CSRD, ISSB, GRI, CDP, SB 253 and TCFD in one scoped deal
IBM Envizi	Custom quote	Priced by data volume; sales process gives an indicative estimate
Novisto	Custom quote	Scoped across frameworks including IFRS S1/S2, HKEX and SFDR PAI
Position Green	Custom quote	ESRS, VSME and EU taxonomy reporting, scoped after a demo
Normative Essential	Custom quote	Named entry tier; no price published on normative.io
Normative Premium	Custom quote	Named upper tier; no price published on normative.io
Greenly GHG Report Compliance	Custom quote	Named entry package; no price published
Greenly Climate Action Ready	Custom quote	Named mid package; no price published
Greenly Net Zero Contributor	Custom quote	Named top package; no price published

Mistakes to avoid

×Assuming quote-only pricing means the platform is more expensive than a published one. Envizi's own pricing page scopes cost to data volume, so a small entity list can land well below a per-seat guess.

×Buying framework breadth you do not need. Novisto's dozen frameworks are built for a multinational filing across regulators; a single-country reporter under CSRD alone pays for coverage it will never use.

×Treating scope 1 and 2 automation as the hard part. Every platform on this list handles it; scope 3, supplier and value-chain data, is where most implementation time and budget actually goes.

Expert tips

→Ask every vendor for a quote scoped to your actual entity count and frameworks in the first email. It skips a discovery call and tells you fast whether the platform fits your budget.

→Start on Persefoni's free Pro tier if you have not built a scope 1-3 inventory yet. It costs nothing to find out what your own data actually looks like before a sales call with anyone else.

→Confirm your exact CSRD wave, SEC rule status or SB 253/261 threshold with your auditor or counsel before you scope a platform, not after. The regulatory picture moved twice in 2026 already.

The bottom line

Workiva is the safest default for a CFO who wants financial, sustainability and assurance reporting on one governed platform, especially once CSRD or ISSB disclosures have to survive an external audit.

Persefoni is the only way to start at no cost, useful for a first scope 1-3 inventory before committing to anyone's quote.

Novisto earns its seat for a multinational juggling IFRS S1/S2, HKEX and SFDR PAI at once, and Position Green is the sharper pick if the obligation is EU-only under ESRS.

Watershed and Sweep both lean on AI to draft the narrative faster, worth a demo if the team is small and the deadline is close.

IBM Envizi fits an enterprise already running IBM or a heavy ERP integration for scope 3. Normative and Greenly are built for a company that has not stood up a sustainability team yet, a named advisor at Normative, the largest customer base here at Greenly.

Every platform except Persefoni's free tier waits until a sales call to name a number, so budget that cycle into a CSRD or SB 253 timeline rather than a software rollout timeline.

For the rest of the finance stack, our AI financial reporting tools, AP automation and procurement software rankings cover the adjacent budget lines.

Toolradar's own Workiva, Watershed and Novisto tool pages go deeper on each platform.

Toolradar's broader ESG reporting ranking and its carbon accounting guide cover more of the category's 15 tracked tools if none of these nine fit.

Dupple's own corporate travel software roundup covers a different line item finance teams shop for around the same time of year.

Cite this: Cfopresso, "Best ESG Reporting Software in 2026," September 2026.

Frequently asked questions

What is the best ESG reporting software in 2026?

Workiva for a CFO who wants financial, sustainability and assurance reporting on one governed, audit-ready platform. Persefoni for a team starting its first scope 1-3 inventory on a genuinely free Pro tier before committing budget. Novisto for a multinational reporting under more frameworks than one regulator requires, from IFRS S1/S2 to HKEX. None of the three, or the other six on this list, publishes a full price without a sales call.

How much does ESG reporting software cost?

Eight of the nine platforms here price by sales quote, scoped to your entity count, data volume or the frameworks you report against: Workiva, Watershed, Sweep, IBM Envizi, Novisto, Position Green, Normative and Greenly all require a call before you see a number. Persefoni is the exception, with a Pro tier at $0; its Advanced tier, the one built for CSRD-grade reporting, is also a custom quote.

Is there a free ESG reporting tool?

Persefoni Pro is free, with no trial clock and no card required, and covers scope 1-3 measurement plus its PersefoniAI copilot. It is a genuine starting point for a first carbon inventory. None of the other eight platforms in this ranking publishes a free tier; all price by quote.

Does the SEC still require climate disclosures?

No, not currently. The SEC adopted a climate-related disclosure rule in March 2024, but it never took effect amid litigation. On May 29, 2026, the SEC proposed to rescind the rule entirely; the public comment period closed August 3, 2026, and the rescission was not yet final as of this page's publish date, per the SEC's own rulemaking activity page. This is not legal guidance; check the SEC's current rule status directly before relying on it.

What are California SB 253 and SB 261?

SB 253, the Climate Corporate Data Accountability Act, requires companies with more than $1 billion in annual revenue doing business in California to disclose scope 1, 2 and 3 emissions annually. SB 261 requires companies over $500 million in revenue to file a biennial climate-related financial risk report. Both are still being built out by the California Air Resources Board, which is proposing to defer the first scope 1 and 2 reporting deadline from August 10, 2026 to November 10, 2026, pending Office of Administrative Law approval. Confirm your company's exact threshold and deadline with counsel.

Is CSRD still mandatory for US companies with EU operations?

Yes, for companies that meet the revised thresholds, though the scope has been narrowing since 2025. The European Commission adopted a delegated act in July 2025 postponing disclosure dates for later-wave companies, then adopted revised, simplified sustainability reporting standards on July 3, 2026. The Commission's separate Omnibus proposal to narrow CSRD scope toward companies over 1,000 employees is still working through EU lawmaking as of this page's publish date. A US company with a large enough EU subsidiary or listing can still be in scope; check the current thresholds on the European Commission's own CSRD page.

Workiva vs Novisto: which should a multinational choose?

Workiva if the priority is one governed platform tying financial, sustainability and assurance reporting together for an external audit. Novisto if the priority is framework breadth: it covers CSRD, SASB, GRI, CDP, TCFD, TNFD, IFRS S1/S2, HKEX, EU Taxonomy, SFDR PAI and more in a single platform, useful for a company filing in several jurisdictions at once. Both are quote-only; get scoped pricing from each before deciding.

What happened to Diligent ESG?

Diligent's current product lineup, checked on diligent.com in September 2026, no longer lists a standalone ESG reporting product. Its ESG-related offering today is Diligent Market Intelligence, built for shareholder activism, proxy voting and executive compensation data rather than corporate ESG disclosure, so it does not appear in this ranking.

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