Introduce Logo grids package:

Logo grids package v 1.0 is solutions to all logo designers to create beautiful geometric logos by easy way.

131 ready made logo grids. circle – square – triangle – polygon – shield – pin – star – diamond

You will not lost your time by creating grids it’s ready! just open it in adobe illustrator and start create your great  logo by shape builder tool. Yes this is all, congrats, done!