ESG services and consultants

Consultants, assurance firms and specialists who help you report and improve.

211 providers
ESG and sustainability consulting

ESG PRO

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London consultancy supporting B Corp, EcoVadis, carbon reporting, CSRD and double materiality work.

ESRSISSB (IFRS S1/S2)GRICDPGHG ProtocolBRSR+1 more
European Union, United Kingdom, North America · SME, Mid-market
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Data collection and verification

Momentum

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Copenhagen-based ESG data collection and supply chain transparency software with digital product tags and eco-footprint calculation.

CSDDD
European Union
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ESG and sustainability consulting

Cundall

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Independent multi-disciplinary consultancy offering sustainable engineering, ESG and building performance services.

European Union, United Kingdom, APAC · Mid-market, Enterprise
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Training and capacity building

ISEAL Alliance

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Membership body that works to strengthen the credibility and impact of sustainability standards and certification schemes.

CSDDD
Global
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Data collection and verification

Verra

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Non-profit that runs the Verified Carbon Standard and other environmental and social crediting programs.

Global
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ESG and sustainability consulting

Tetra Tech

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Consulting and engineering firm working on water, energy, environment and infrastructure with a stated sustainability focus.

Global · Enterprise
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CSRD readiness and gap analysis

Green Reg Advisory

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Prague-based advisory on CSRD, ESRS, double materiality and ESG risk readiness for banks and corporates in Central and Eastern Europe.

ESRSEU Taxonomy
European Union · Mid-market, Enterprise
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ESG and sustainability consulting

Cala Sustain

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Sustainability consultancy covering ESG strategy, standards compliance, sustainable procurement and net zero planning.

Global, United Kingdom · Mid-market, Enterprise
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Assurance and audit

BDO

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Accounting and advisory network offering sustainability reporting and assurance services.

ESRS
Global · Mid-market, Enterprise
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XBRL/iXBRL tagging and filing tools

ParsePort

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ESEF and iXBRL software and tagging services for annual and sustainability reports.

ESRS
European Union, United Kingdom · Mid-market, Enterprise
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Assurance and audit

TUV Rheinland

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Technical services provider offering certification and auditing, including environmental and energy management system certification.

Global · Mid-market, Enterprise
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Training and capacity building

RSustain Academy

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London-based training academy with more than 90 ESG courses covering CSRD, GHG accounting, ISSB, CBAM and ESG assurance.

ESRSISSB (IFRS S1/S2)TCFDSFDREU TaxonomyGHG Protocol+3 more
Global, European Union, United Kingdom
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Carbon accounting and emissions management

KlimAktiv

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German climate consultancy offering the CO2-Rechner.PRO software for corporate and product carbon footprints, plus CSRD and VSME support.

European Union · SME, Mid-market
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Training and capacity building

London Reporting Academy

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London academy running professional courses on ESRS, ISSB, UK SRS, GRI, TNFD and California climate reporting.

ESRSISSB (IFRS S1/S2)GRITCFDSFDREU Taxonomy+3 more
European Union, United Kingdom, North America
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Carbon accounting and emissions management

Lookthrough

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Swiss software for planning CO2 reduction across real estate portfolios, with Scope 1 to 3 analysis and science-based pathways.

GHG Protocol
European Union · Enterprise
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ESG and sustainability consulting

Verdé Environmental Group

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Wicklow-based environmental group offering sustainability and ESG consultancy alongside energy and retrofit services.

European Union · SME, Mid-market
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ESG and sustainability consulting

Anthesis

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Sustainability consultancy covering strategy, carbon, reporting and target setting.

ESRSGHG Protocol
Global · Mid-market, Enterprise
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Data collection and verification

Briink

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AI software that extracts ESG data from documents, pre-fills questionnaires and verifies answers, available as a web platform and API.

ESRSCDP
Global, European Union · Mid-market, Enterprise
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ESG and sustainability consulting

Ramboll

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Engineering and consultancy group with sustainability and ESG advisory services.

Global · Enterprise
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ESG and sustainability consulting

CSR-in-Action

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Nigerian sustainability consultancy offering GRI reporting, CSR strategy, report assurance and training.

GRI
Africa
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