Ring is based in Kings Lynn and has £382m in funds under management.
The firm has provided Financial Planning and wealth management services locally for 18 years and has a dozen advisers.
Ascot Lloyd has 440 staff including 130 advisers. They look after 18,000 clients across the UK and the firm has £8bn in funds under influence.
Ascot has grown rapidly in recent years. Last year it agreed terms on eight acquisitions including Financial Planning firms Prest Financial Planning and QS Financial.
Nigel Stockton, chief executive of Ascot Lloyd, said: “Ring Associates adds to our already extensive national footprint and we are delighted to be establishing a presence in Kings Lynn.”
Simon Ring of Ring Associates, said: “We are very pleased to be joining Ascot Lloyd, having worked hard to find a partner who matched our commitment to both client service and maintaining a strong presence in Kings Lynn.”