Big Four accountancy firms still dominating UK audits despite promised competition shake-up 

Despite tough economic conditions, the Big Four raised average audit fees by 7.7%

Deloitte, KPMG, EY, and PwC audited all Ftse-100 companies in a roughly even four-way split.

The Big Four accounting firms dominated auditing of Britain's top listed companies last year and collected higher fees, the industry's regulator said, as longstanding plans to increase competition await implementation.

The UK's Financial Reporting Council (FRC), which regulates auditors, said KPMG, EY, PwC, and Deloitte audited all Ftse-100 companies in a roughly even four-way split.