Alternatives to BSI

Providers that offer similar assurance and audit and esg and sustainability consulting, ranked by how closely their categories and frameworks match. Paid placement never affects this list.

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  1. 1
    ESG and sustainability consulting

    Consultivo

    No reviews yet

    ESG, sustainability and risk consultancy offering audit and assurance, advisory, research and training.

    Global, India · Mid-market, Enterprise
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  2. 2
    ESG and sustainability consulting

    Pangolin Associates

    No reviews yet

    Australian climate consultancy covering emissions measurement, climate risk, strategy, verification and disclosure support.

    Global, APAC · Mid-market, Enterprise
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  3. 3
    Assurance and audit

    KPMG

    No reviews yet

    Global network offering ESG assurance, CSRD readiness and sustainability advisory.

    ESRSISSB (IFRS S1/S2)
    Global · Enterprise
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  4. 4
    Assurance and audit

    Deloitte

    No reviews yet

    Global professional services network offering sustainability assurance, CSRD readiness and ESG advisory.

    ESRSISSB (IFRS S1/S2)
    Global · Enterprise
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  5. 5
    Assurance and audit

    PwC

    No reviews yet

    Global network providing sustainability assurance, reporting advisory and ESG consulting.

    ESRSISSB (IFRS S1/S2)
    Global · Enterprise
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  6. 6
    Assurance and audit

    EY

    No reviews yet

    Global organisation offering sustainability assurance, climate and ESG reporting services.

    ESRSISSB (IFRS S1/S2)
    Global · Enterprise
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  7. 7
    ESG and sustainability consulting

    RSK Group

    No reviews yet

    UK-based environmental and engineering group of 200+ businesses offering consulting, testing, inspection and certification services.

    Global, United Kingdom · Mid-market, Enterprise
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  8. 8
    ESG and sustainability consulting

    Element Energy

    No reviews yet

    Strategic energy consultancy analysing low carbon energy markets for public and private clients in the UK and Europe.

    Global, European Union, United Kingdom · Mid-market, Enterprise
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  9. 9
    ESG and sustainability consulting

    AESG

    No reviews yet

    Consultancy offering sustainability, net zero, environmental and ESG strategy and reporting advisory, with offices in London, Singapore and the Gulf.

    Global, United Kingdom · Mid-market, Enterprise
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  10. 10
    ESG and sustainability consulting

    SLR Consulting

    No reviews yet

    Global environmental and sustainability consultancy combining advisory, engineering and digital services.

    Global, United Kingdom · Mid-market, Enterprise
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