[Jeff Fisher LogoMotives]

Here's a few:

Chermayeff & Geismar Inc.
http://www.cgnyc.com/

Louise Fili Ltd.
http://www.louisefili.com/

Margo Chase
http://www.margochase.com/

Milton Glaser
http://www.miltonglaser.com/

Sayles Graphic Design
http://www.saylesdesign.com/

Seymour Chwast/Pushpin
http://www.pushpininc.com/

- J.