Guidance
Whistleblowers at the CMA
Information about whistleblowing, and what it means to be a whistleblower, and how to report to the CMA.
Documents
Details
If you are an employee or ex-employee and wish to provide the CMA with information and/or raise a concern about your employer’s possible involvement in anti-competitive or unfair trading practices, please contact us here:
- call: 020 3738 6556
- email: whistleblower@cma.gov.uk
- online: Make a whistleblower report
If you are unsure whether the practices you are concerned about amount to anti-competitive or unfair trading practices, we still want to hear from you if you suspect a business is behaving unfairly.
Contact: general.enquiries@cma.gov.uk