The AIM advisers ranking for the period to 5 October 2016 shows that KPMG has a total of 150 AIM clients (152 in July).
BDO retains second place with 143 clients (142 in June), Grant Thornton was in third, with 130 clients (130), and PwC in forth with 106 clients (107). Deloitte lost the most significant number of clients with 64, compared to 68 in July.
The firms are also ranked by number of FTSE AIM 100 clients, and FTSE AIM 50 clients, with PwC topping both rankings.
When ranked by sector, BDO is the auditor of choice for basic materials, consumer good and oil and gas clients, while KPMG topped the list for consumer services and financials clients. Grant Thornton is auditor of choice for health care, industrials and the booming technology sector.