JPG logos are pixel-based, low resolution compressed files and ideal for websites, PPT and digital online communication
PNG logos are pixel-based, low resolution transparent-background files and ideal for websites, PPT and digital online communication
EPS logos are vector-based, high resolution typically-outlined encapsulated postscript files for no loss in art integrity upon constrained enlargement and ideal for large format print, printed collateral, ads, banners, posters, billboards, signage, large decals and imprinting promotional items.
AI is a raw format where all (most) logos are born. Adobe Illustrator AI is a vector-based, high resolution raw drawing mode for artists to originate art and logos. Most AI is used for other artists to manipulate, a basis for other logo format creation (export as or save out as), large format output and imprinting promotional items.
NGC’s fonts are Geogrotesque and Trade Gothic. All regular, light, medium & bold styles are zipped below: