Cost of Impact Measurement Services
across the UK

# Impact Measurement Services: Trade Body Accreditation

In the UK, impact measurement services may fall under oversight from several bodies depending on their specific focus and client base. The Financial Conduct Authority (FCA) regulates certain advisory services if they constitute regulated activity, while the Cabinet Office's Social Value Act framework influences how public sector organisations assess impact. For services working with charities and social enterprises, the Charity Commission's guidance on measuring impact carries significant weight, though it is not a formal accreditation scheme. Additionally, bodies such as the Association of UK Professional Accountants (AUPA) and the Institute of Environmental Management and Assessment (IEMA) may offer relevant certifications if impact measurement involves specific technical expertise such as environmental or financial auditing. Understanding which scheme applies to your provider depends on the nature of the service—whether it involves financial advice, environmental measurement, social value assessment, or charity-specific analysis.

To verify a provider's credentials, start by checking their website for clear statements about any accreditations, memberships, or regulatory registrations, then cross-reference these claims directly with the relevant body's online register. The FCA maintains a searchable register of authorised firms, while professional bodies like IEMA and AUPA publish lists of certified practitioners. It is also worth asking the provider for evidence of their qualifications, relevant insurance (particularly professional indemnity), and references from similar previous clients. This verification matters because accreditation demonstrates that a provider has met defined standards for knowledge, competence, and ethics, and is subject to ongoing monitoring and complaints procedures. An unaccredited provider may be cheaper but offers less recourse if things go wrong, and their methodologies may not be recognised by funders, regulators, or peer organisations.

Accredited providers typically charge 15 to 30 percent more than unaccredited competitors, reflecting the costs of maintaining certification, insurance, and