Anyone knows about top Logo Designing Software?

Logosmartz is a software which is very useful for Logo making (http://www.logosmartz.com). You can create almost any type of website graphics or business graphics for high resolution printing logos, banners, buttons, headers and icons with the help of this software.

Why don't you search existing logo sites to see if you can find one ready-made that meets your needs?

Here are some to try -
Logo Search - Logo Search (http://www.logo-search.com)
LogoMaid - Logo design and logo templates by LogoMaid (http://www.logomaid.com)
Web Design Elements - Themed CD ROMs with HTML Layouts, CSS files, and Graphics (http://www.webdesign-elements.com)

What Makes a Good Logo - What Makes a Good Logo (http://www.logo-search.com/what-makes-good-logo.htm)