I know of a way to market services like yours, but it's not free. It's by purchasing ad slots in Mellowads. I haven't checked their rates but they should be affordable regardless of your budget, and your ads will be shown to any website that shows mellowads ad space.
Entrepreneurs frequently have ideas but do not know the exact way they should go about executing such ideas, but having said that they aren't going to get good marketing advice from internet forums like this one, they should contact a marketing professional and tell them about their exchange, then they can get more specific advice instead of these generalized answers in this thread.
To be honest, you have a team and now you are asking how to market the platform 
This doesn't sound very trustworthy and doesn't sound like professionals are going to run the exchange. Running an exchange is a highly complex matter. Whoever then asks for marketing tips will surely fail.
This doesn't sound very trustworthy and doesn't sound like professionals are going to run the exchange. Running an exchange is a highly complex matter. Whoever then asks for marketing tips will surely fail.Entrepreneurs frequently have ideas but do not know the exact way they should go about executing such ideas, but having said that they aren't going to get good marketing advice from internet forums like this one, they should contact a marketing professional and tell them about their exchange, then they can get more specific advice instead of these generalized answers in this thread.