Mid-tier firm PKF Australia is emulating the big four firms Deloitte, EY, KPMG and PwC with a shift into business advisory services to offset lower margins in traditional audit services.

The twist to PKF's pitch is the firm thinks it can offer its key clients, owner-operator companies and their families, the full attention of partners, not to mention traditional accounting services at more reasonable rates, said CEO and chairman Norm Draper.