The Accreditation Council (previously known as Telarc) work with businesses of all sizes, from one person operations to major corporations and government departments. The certification programmes used have been developed internationally, nationally or within industry.

They audit against management system standards for:

• quality
• environment
• greenhouse gas emissions
• occupational health and safety
• food contact packaging
• rail safety
• Forest Stewardship Council
• Programme for the Endorsement of Forest Certification Chain of Custody.

They also perform independent audits for ACC.