SUSTAINTERGRIS GLOBAL — Environmental, GHG & ESG Advisory Practice
Carbon Accounting and GHG Inventories
GHG & Carbon Accounting Practice

Measure your greenhouse gas emissions. Identify the sources that matter. Plan practical reductions.

SUSTAINTERGRIS GLOBAL supports organizations in understanding and managing greenhouse gas emissions through structured GHG inventories, carbon footprint assessments, emissions data review, hotspot analysis and reduction planning.

Service Offerings

Our GHG & Carbon Services

Comprehensive carbon accounting across Scope 1, Scope 2, and relevant Scope 3 emissions.

GHG Inventory Development

Support the identification of organizational boundaries, emission sources, activity data, emission factors, calculation methods and reporting requirements for a structured GHG inventory.

Scope 1 Emissions (Direct)

Assess direct emissions from sources owned or controlled by the organization, where applicable to the agreed inventory boundary.

Scope 2 Emissions (Energy Indirect)

Assess indirect emissions associated with purchased or acquired electricity, steam, heat and cooling, using appropriate location-based and market-based accounting approaches.

Scope 3 Emissions (Value Chain)

Support assessment of relevant value-chain emission categories based on the organization's activities, data availability and reporting objectives.

Carbon Footprint Assessment

Develop a structured assessment of an organization's greenhouse gas footprint and identify the main sources contributing to total emissions.

Emission Hotspot Analysis

Identify major emission sources and operational areas where reduction efforts may provide the greatest potential impact.

GHG Data Quality Review

Review activity data, assumptions, emission factors, calculation records and supporting evidence to improve consistency and traceability.

GHG Reduction Planning

Translate inventory findings into practical emission reduction opportunities, priorities and implementation actions.

GHG Reporting Support

Support organizations in presenting GHG information clearly for internal management, sustainability reporting and applicable disclosure requirements.

ISO 14064 Advisory Support

Provide advisory support related to GHG quantification, reporting and verification-readiness based on relevant ISO 14064 standards, subject to agreed scope.

Our Methodology

Our 9-Step GHG Accounting Workflow

A rigorous sequence ensuring data integrity and verifiability.

01

Define Boundary

Establish operational and organizational consolidation boundaries.

02

Identify Sources

Map all fuel combustion, grid power, process, and value-chain sources.

03

Collect Data

Gather activity data, meter logs, utility invoices and purchase records.

04

Apply Factors

Select recognized global/national GHG emission factors (IPCC, DEFRA, IEA).

05

Calculate Emissions

Compute CO₂e quantities across Scope 1, Scope 2, and relevant Scope 3.

06

Quality Review

Perform data verification, anomaly checks, and audit trail validations.

07

Identify Hotspots

Pinpoint operational areas representing the highest emission intensity.

08

Reduction Actions

Develop practical energy efficiency, fuel switching and abatement levers.

09

Report & Disclose

Produce management workbooks and reporting disclosures.

Client Deliverables

What Clients Receive

  • ✓ Defined inventory boundary and accounting methodology
  • ✓ Comprehensive emission source mapping register
  • ✓ GHG calculation workbook or structured data repository
  • ✓ Scope-based emissions quantification results (tCO₂e)
  • ✓ Key assumptions and data-quality observations
  • ✓ Emission hotspot analysis summary
  • ✓ Practical reduction opportunity register
  • ✓ Executive findings and advisory recommendations
  • ✓ Reporting-ready GHG disclosure tables
Framework Alignment

Relevant Standards & Guidance

Our GHG accounting engagements are structured with reference to internationally recognized standards:

GHG Protocol Corporate Standard

Corporate Standard, Scope 2 Guidance, and Scope 3 Value Chain Standard.

ISO 14064 Series

ISO 14064-1 (Quantification), ISO 14064-2 (Projects), and ISO 14064-3 (Verification guidelines).

Start Your GHG Inventory Today

Establish a credible carbon baseline for your facilities, operations, and corporate disclosures.

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