I am a botique consultancy (just me and a few sub-contractors) that works with businesses on digital marketing, communications, and brand optimization. My tagline is connect, engage, and inspire...
Organization name in a stylised type/font becomes the logo.
An abstract shape or symbol is used to convey the values of your business.
Letters/initials from your business name are used to create a logo.
none at all, but I'm going with a simple white site.