This should be:
1 - covered in your product roadmap, who is your customers? industry? location? etc. "Space"
2 - what's your funding needs? and for how long is your run rate? "Round Amount/Stage"
3 - now your can zoom in for the ideal target investors? cannot be any investor since it never work. "Qualified Investors"

Then, you can map to the most active and the closest to your network, and seek warm intro "to pitch them". assuming you pitch is compelling!