GreenLedger

GHG accounting and ESG reporting audit ready operations and role based controls

GreenLedger centralizes ESG reporting and GHG accounting, producing audit ready outputs with immutable logging. Manage role based access and approval queues for activity submissions, and capture fuel, electricity and energy activities with meter and invoice grade fidelity.

Supported byStartup IndiaEntrepreneur CafeRP-Sanjiv Goenka Group (IMI Kolkata)IMI Kolkata
Frameworks & Standards We Cover

Engineered for Leading Frameworks

Stay informed with guidance inspired by leading climate, greenhouse gas, and sustainability disclosure frameworks.

GRI compliance standard
BRSR compliance standard
EPA compliance standard
GHG Protocol compliance standard
IPCC compliance standard
TCFD compliance standard
GRI compliance standard
BRSR compliance standard
EPA compliance standard
GHG Protocol compliance standard
IPCC compliance standard
TCFD compliance standard

Our Value PropositionsYour production grade esg software

Accelerate ESG Reporting

Think of ESG reporting like filing your company's 'green report card'. GreenLedger automatically collects activity data, performs emissions calculations using approved methodologies, and assembles disclosure-ready reports. What traditionally takes weeks of spreadsheets and manual verification can be completed in a fraction of the time with greater accuracy and consistency.

Industries We Serve

Trusted by teams moving from compliance to advantage

GreenLedger streamlines emissions tracking and carbon accounting for key industrial sectors, ensuring defensible audit trails from operations to disclosures.

Steel Emissions & Carbon Insights

Explore key emission sources, production processes, and carbon accounting concepts relevant to the steel industry.

INVENTORY MODULE / EMISSIONS SPINE

Greenhouse Gas Scopes Ledger

Select a scope category below to display target activity streams and compliance definitions. Select individual activity elements to inspect ledger emission mappings.

SCOPE 1
REPORTING COMPANY
Direct Emissions
SPECIFICATION READOUT //

Process Emissions

Direct greenhouse gas emissions from physical or chemical processing during manufacturing, such as calcination in cement production or chemical reductions in steelmaking. These are inherent to industrial processes and require precise stoichiometric tracking.

GreenLedger Team

Led by Sustainability & Technology Visionaries

Meet the pioneers building the next generation of audit ready carbon accounting, regulatory compliance, and supply chain traceability systems.

Sayan Maitra

Sayan Maitra

Founder & CEO

GreenLedger

Hover to read profile
Leadership ProfileGL / MEMBERS

Sayan Maitra is a sustainability and business intelligence leader with over a decade of experience helping organizations transform ESG reporting through technology and data-driven decision making. Recognized as Global Sustainability Leader 2026 by The CEO Magazine and Top Icon of India 2024 by Business Talkz, he has collaborated with organizations including PwC, CII, and Fujisoft to deliver ESG, sustainability, and digital transformation initiatives across India and the GCC. His expertise spans ESG intelligence, predictive analytics, carbon accounting, and scalable enterprise solutions.

Sayan Maitra

Founder & CEO, GreenLedger

Subhash Kumar Das

Subhash Kumar Das

Senior Sustainability Expert

Strategic Advisor

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Leadership ProfileGL / MEMBERS

Subhash Kumar Das is the former Executive Director (Logistics & Infrastructure) at SAIL with over 35 years of leadership in steel manufacturing, sustainability, logistics, and industrial operations. A B.E. (BIT Mesra) and M.Tech (NIT Durgapur) graduate, he led SAIL's BRSR implementation, CO₂ reduction roadmap, and Green Steel initiatives under the Ministry of Steel. He is a recipient of the Kalinga Best Environment Engineer Award, Golden Peacock Sustainability Award, and serves as a Research Council Member at CSIR–NEERI.

Subhash Kumar Das

Senior Sustainability Expert, Strategic Advisor

Annyotamo Barman

Annyotamo Barman

Lead Software Engineer

Full Stack Cloud Engineer

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Leadership ProfileGL / MEMBERS

Annyotamo Barman is a Full Stack & Cloud Engineer specializing in scalable enterprise applications, cloud infrastructure, and production-grade backend systems. With experience delivering solutions for clients across Dubai, Germany, and New Zealand, he has built secure, high-performance platforms using Next.js, Node.js, FastAPI, AWS, PostgreSQL, and MongoDB. His expertise spans enterprise software architecture, cloud deployment, API design, multi-tenant SaaS systems, and ESG technology, driving the engineering behind GreenLedger's modern sustainability platform.

Annyotamo Barman

Lead Software Engineer, Full Stack Cloud Engineer

Juhi Roy

Juhi Roy

GHG Accounting Professional

ESG Specialist

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Leadership ProfileGL / MEMBERS

Juhi Roy is an ESG and Carbon Accounting professional specializing in Scope 1–3 emissions, CBAM, BRSR, Life Cycle Assessment (LCA), and sustainability reporting. She holds certifications in GHG Accounting Lead Verifier (TÜV SÜD), ISO 14001:2015 Lead Auditor (CQI IRCA), Integrated LCA & Product Carbon Footprint (ISO 14040/14044/14067), CSRD Fundamentals, and GRI Reporting. With expertise in greenhouse gas inventories, environmental compliance, and sustainability frameworks, she helps organizations build accurate, audit-ready ESG and carbon reporting systems.

Juhi Roy

GHG Accounting Professional, ESG Specialist

Audit-Ready Platform Editions

Scale GreenLedger to Your Operations

Explore our capability editions designed for every stage of your greenhouse gas accounting and sustainability journey. Find the perfect fit for your organizational complexity.

Tier 1

Eco-Core

For teams starting their carbon accounting and basic ESG reporting journey.

  • Up to 10 team members
  • Up to 5 facilities
  • Scope 1 & 2 Emissions Inventory
  • Role-based auth & permissions
  • Append-only activity audit trail
Start Eco-Core Trial
Eco-Core Details

Full Capabilities List

10 Team MembersCollaborative input with submitter & viewer role controls.
5 FacilitiesTrack fuel & electricity inputs at up to 5 physical sites.
Scope 1 InventoryDirect emissions tracking from boilers, fuel, & mobile combustion.
Scope 2 InventoryIndirect emissions from purchased electricity, steam, & cooling.
Append-Only LoggingTamper-evident system log of all record submissions and edits.
Document UploadsAttach energy utility files & invoices (up to 50 uploads/month).
PDF Report ExportsOne-click generation of basic carbon audit-ready summaries.
Email SupportStandard 24-hour response window for team inquiries.
Start Eco-Core Trial
Tier 2Most Popular

Net-Zero Pro

For scaling companies requiring full scope emissions inventory and automated validation.

  • Up to 50 team members
  • Up to 20 facilities
  • Complete Scope 1, 2 & 3 reporting
  • OCR Invoice ingestion & utility APIs
  • Reviewer & Approver workflow gates
Get Started with Pro
Net-Zero Pro Details

Full Capabilities List

50 Team MembersMultiple authorization tiers (Submitter, Reviewer, Approver).
20 FacilitiesGeographic grouping with automatic localized grid factors.
Scope 3 InventoryFull supply chain, employee commuting, and corporate travel tracking.
Approval WorkflowsSegregation of duties with sign-off logs and return comments.
Cryptographic HashingEvery approved record is hashed to prevent quiet modifications.
OCR Document ParsingAI-driven automatic data extraction from uploaded energy utility bills.
Utility API IntegrationsSync directly with electricity & gas providers for zero-key entry.
CSRD & ESRS DisclosuresCompliance templates formatted for European regulatory submissions.
Priority Email & ChatDedicated support team with a guaranteed 8-hour SLA response.
Get Started with Pro
Tier 3

Climate Enterprise

For global enterprises needing absolute assurance, supply chain traceability, and SSO.

  • Unlimited members & facilities
  • Scope 1-3 + Supply Chain Traceability
  • Blockchain-anchored audit ledger
  • Dedicated ESG analyst & custom factors
  • SSO (SAML/OIDC) & granular IAM
Request Enterprise Demo
Climate Enterprise Details

Full Capabilities List

Unlimited EverythingInfinite users, entities, facilities, and document uploads globally.
Product Carbon FootprintsLifecycle emissions analysis mapped to individual product SKUs.
Supply Chain TraceabilityCollect Primary Scope 3 data directly from tier-1 suppliers.
Blockchain VerificationImmutable anchoring of public environmental ESG claims.
Dedicated ESG AnalystOngoing consulting, audit support, and custom library mapping.
Custom Emission FactorsCustom libraries matching unique machinery & industrial processes.
Enterprise Identity & IAMSSO integrations (SAML, OIDC, Active Directory) & strict permissions.
IoT Data PipelinesConnect real-time smart meters and facility sensors via Webhooks.
Dedicated SLA Support24/7/365 phone & Slack access with a 2-hour priority SLA.
Request Enterprise Demo

The longer read how we think about the problem

Expand any topic for plain language context. This is the layer executives share with boards when they need more than a feature list.

Focus on structured capture of activity data and attach verifiable evidence to every claim. audit ready reporting requires traceable transformations and versioned exports auditors can follow.

Our approach builds immutable logging, reviewer approvals, and export formats that align with common assurance workflows so audit time is spent on judgment not data-chasing.

See GreenLedger on your data in a live session

Walk through reporting templates, carbon inventory setup, and a traceability example tailored to your sector.

Book a free demo
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