Industry experts are bullish and conclude that there are a variety of investment opportunities for individual investors to create low-cost portfolios that are diversified across geographic markets and many asset classes. It's a period of consistent growth and opportunity for investors and for money managers, industry experts say.
Read MoreMoney managers take center stage
And that trusted relationship is key, the CFA study concluded.
The study found that investors believe having a trusting relationship with a money manager is twice as important as getting the best possible financial result and five times as important as getting the lowest fee.
The study also concluded that in order to maintain and build the ethical standing and purpose of the financial services industry and capital markets, every participant in the investment industry must focus on enhancing trust.
The CNBC digital editorial team, along with Meridian-IQ, used the following methodology to come up with its Top 50 Money Managers list: total assets under management, average account size, total number of accounts and the firm's 2014 assets under management.
Click here for full financial and contact details for the top 50 money-management firms for 2015.