Funk Essentials - Under The Radar

Some of the spin offs of Funkadelic/Parliament are often overlooked

Bootsy Collins Rubber Band
Eddie Hazel

I hope the reason that Tower of Power hasn't been mentioned is that everyone already knows they are FUNKY

Nils Landgren
Harvey Mason
Maceo Parker
Fred Wesley
Chaka Khan
Average White Band
Funkadelic
Cold Blood
Rhinocerous
Sage
Rufus Thomas
Brothers Johnson
Charles Wright & the Watts
Commodores
The Gap Band
Phat Phunktion
Soulive
Herbie Hancock
Sly & The Family Stone

A good Funk label is "Brown Sugar".

In addition to the fine funk mentioned already...

Mandrill
Curtis Mayfield (post-Impressions)
Rick James
Prince
Larry Graham/Graham Central Station
Robert Randolph
Lettuce

Meters
Neville Brothers
Junior Giscombe
Trombone Shorty (Troy Andrews)

Adding to an already great list:

Brick
Jimmy Castor Bunch