Vendors by standard

Vendors that name ISO 14064

An international standard series for greenhouse gas inventories (Part 1), GHG projects (Part 2) and the validation and verification of GHG statements (Part 3).

Sources checked: September 20, 2026

The 17 vendors below name ISO 14064 in the sources we recorded. Naming a standard does not mean a vendor is certified, accredited or approved under it. Listings are alphabetical and are not a ranking. Confirm details directly with each vendor.

17 vendors that name ISO 14064

• Anthesis Group

  Sustainability consultancy offering GHG inventory development, Scope 1/2 measurement and Scope 3 screening, with its own inventory software and California regulation pages.

  Standards the vendor names: ISO 14064; GHG Protocol; TCFD; CSRD; SECR; Science Based Targets

  Source: Scope 1/2/3 measurement services and standards named (accessed September 20, 2026)

  GHG accounting consulting

• Apex Companies

  Firm whose sustainability page describes verification of GHG emissions and other sustainability metrics, citing ISO 14064-3, ISSA 5000 and AA1000AS.

  Standards the vendor names: ISO 14064-3; ISSA 5000; AA1000AS

  Source: Services, standards and CARB verification-body statement (accessed September 20, 2026)

  Assurance and verification

• Aster Global Environmental Solutions

  Firm offering third-party auditing, validation and verification of GHG inventories, including organizational-level verification, and states ANAB accreditation under ISO 14065.

  Standards the vendor names: ISO 14065:2013; ISO 14064-3:2006

  Source: Service description and ANAB ISO 14065:2013 / ISO 14064-3:2006 statement (accessed September 20, 2026)

  Assurance and verification

• BSI Consulting

  BSI's consulting page describes GHG accounting and reporting support (Scope 1-3 inventories, verification preparation); BSI's separate pages also list ISO 14064-1 verification.

  Standards the vendor names: GHG Protocol Corporate Standard; ISO 14064; CDP; GRI; SASB; TCFD

  Source: GHG accounting and reporting consulting services (accessed September 20, 2026)

  GHG accounting consulting

• Bureau Veritas

  Testing/inspection/certification group offering carbon footprint verification including organizational Scope 1-3 verification, referencing ISO 14064 and the GHG Protocol.

  Standards the vendor names: ISO 14064; ISO 14068; GHG Protocol; IWA 42

  Source: Vendor page: services and standards named (accessed September 20, 2026)

  Assurance and verification

• Carbon Trust

  Organization whose footprinting and reporting page describes helping corporates, cities and financial institutions measure Scope 1, 2 and 3 emissions against recognized standards.

  Standards the vendor names: GHG Protocol; PAS 2050; ISO 14064-3; ISO 14067; PCAF

  Source: Footprinting and reporting services; standards named (accessed September 20, 2026)

  GHG accounting consulting

• Diligent ESG

  Diligent's ESG product with a carbon calculator covering Scope 1-3, stakeholder data collection for Scope 3 and multi-report data reuse.

  Standards the vendor names: GHG Protocol Corporate Standard; ISO 14064-1 equivalencies

  Source: Product page: carbon calculator, Scope 1-3, emission factors (accessed September 20, 2026)

  ESG and climate reporting platforms

• DNV

  Assurance and certification group whose pages describe third-party verification of corporate carbon footprints and GHG emissions against ISO 14064-1 and the GHG Protocol.

  Standards the vendor names: ISO 14064-1; GHG Protocol Corporate Standard; ISO 14068-1; CDP; CSRD; ISO 14065; ISO 17029

  Source: Vendor page: services and standards named (accessed September 20, 2026)

  Assurance and verification

• ERM CVS

  Independent assurance and verification arm of ERM Group; its SB 253 page cites ISAE 3000, ISAE 3410 and ISO 14064-3 for GHG assurance and offers assurance-readiness assessments.

  Standards the vendor names: ISAE 3000; ISAE 3410; ISO 14064-3; ISO 14064; GHG Protocol; ISO 17021; ISO 17029

  Source: SB 253 page: assurance since 1996, ISAE 3000/3410 and ISO 14064-3, readiness assessments (accessed September 20, 2026)

  Assurance and verification

• Intertek

  Assurance provider stating independent GHG validation and verification to ISO 14064-3, with ISAE 3000 and AA1000 engagement options for Scope 1, 2 and 3.

  Standards the vendor names: ISO 14064-3; ISO 14064-1; ISAE 3000; AA1000

  Source: Service description, ISO 14064-3, ISAE 3000, AA1000 statements (accessed September 20, 2026)

  Assurance and verification

• KERAMIDA

  Environmental consultancy offering GHG assessments and inventories (Scopes 1-3), verification services, and SB 253 and New York reporting assistance.

  Standards the vendor names: GHG Protocol; ISO 14064-3; ISO 14067; ISO 14040/14044; CDP; SBTi; TCFD; IFRS S2; CSRD; AA1000

  Source: Services, standards, credentials statement, address (accessed September 20, 2026)

  GHG accounting consulting

• LRQA

  Certification and assurance group offering ISO 14064 validation and verification of organizational carbon footprints, plus GHG inventory services.

  Standards the vendor names: ISO 14064-1; ISO 14064-3; ISO 14067

  Source: Vendor page: services and standards named (accessed September 20, 2026)

  Assurance and verification

• SCS Global Services

  Third-party GHG inventory verification body covering Scope 1, 2 and 3, with verification against GHG Protocol and several program rules.

  Standards the vendor names: GHG Protocol; ISO 14065; ISO 14064-3

  Source: Service description, standards/programs, ANAB ISO 14065 statement, footer location (accessed September 20, 2026)

  Assurance and verification

• SGS

  Inspection and certification group offering verification of GHG inventories to ISO 14064-1, at limited or reasonable assurance, with accredited and non-accredited options stated.

  Standards the vendor names: ISO 14064-1; ISO 14064-3; ISO 14065; GHG Protocol; ISO 14067; PAS 2060; PAS 2050

  Source: Vendor page: services and standards named (accessed September 20, 2026)

  Assurance and verification

• TUV SUD

  Testing and certification group offering GHG verification of corporate carbon footprints (ISO 14064-1, GHG Protocol) and projects, with verification following ISO 14064-3.

  Standards the vendor names: ISO 14064-1; ISO 14064-2; ISO 14064-3; ISO 14065; ISO 14067; GHG Protocol

  Source: Service scope, standards, ISO 14065 accreditation statement, North American HQ address (accessed September 20, 2026)

  Assurance and verification

• UL Solutions

  Testing and certification company offering GHG statement verification to ISO 14064-3 at limited or reasonable assurance for enterprise and product carbon footprints.

  Standards the vendor names: ISO 14064-3

  Source: Service description, ISO 14064-3 alignment, assurance levels (accessed September 20, 2026)

  Assurance and verification

• WSP

  Engineering and consulting firm whose US page lists GHG inventory management and inventory verification aligned with ISO 14064 and AA1000, plus disclosure support.

  Standards the vendor names: ISO 14064; AA1000; CDP; GRI; SASB; TCFD

  Source: Inventory management/verification services and standards (accessed September 20, 2026)

  GHG accounting consulting

Compare the first four side by side or combine standards in the vendor finder.