Omega Funds is an international investing conglomerate. Its partners include Baillie Gifford Overseas Limited, CI Global Holdings Inc., Pyramis Global Advisors and Validia Capital Management. It attracts investors through a diversity of options—there are eight distinct funds to choose from, with a wide range of returns and varying emphases across American and Canadian markets. The minimum investment is $500. Its Back Bay location is at the incredibly posh 545 Boylston St. Bring your ID (you have to sign in at the door). You will not be admitted without an appointment.