Mariner Holdings, an independent financial services firm in Leawood, Kan., with $35 billion in assets under management, has acquired Allied Business Group, Mariner announced Monday.

Allied Business Group of Overland Park, Kan., specializes in investment banking, valuation advisory and forensic accounting services for business owners and their advisors. Mariner Holdings is the parent company of Mariner Wealth Advisors and Montage Investments.

Led by managing partners Tim Skarda and David Holzman, Allied focuses on liquidity events. The acquisition will allow Mariner to serve high-net-worth clients and business owners with exit strategies and advice on private investment opportunities, Mariner says.