List of implied organizations

BK Sports
BK Sports is a company responsible for providing some basketballs used for challenges in the Jiggosseum and L.O.G.'s Lost Challenges.

Chimps
Chimps is a company responsible for manufacturing "Guff" beans such as Guffo. Not much is known about them besides that, as Guffo himself never directly acknowledges them.

Elite Space Heroes
The Elite Space Heroes are a group mentioned by Captain Flash McBlubber during Banjo-Kazooie: Nuts & Bolts. While in the Terrarium of Terror, he mentions to be a member of the group, although he later states to dislike the job a bit due to the many tasks he is ordered to do.

Gruntilda's band
Grunty and the Broomstick Boys, Grunty and the Cauldron Crew or Grunty and the Monster Mob (depending on the save file) are a musical group mentioned by Brentilda in Banjo-Kazooie, who states that "they're awful".

Hag Trolls
The Hag Trolls are a female gaming clan mentioned in Banjo-Kazooie: Nuts & Bolts. While taking the role of "The Gutsy Girl Gamer" in the LOGBOX 720, Humba Wumba is a member of the group. When all rewards are collected in the challenge "Unstable Hardware" of LOGBOX 720 Act 5, Humba Wumba makes Kazooie an honorary member of the Hag Trolls.

Their name is likely a pun on the Frag Dolls, a group of female gamers recruited and employed by Ubisoft.

Health and Hygiene Department
The Health and Hygiene Department is a group mentioned by Guffo in Banjo-Tooie. He states that they want to evict him from his Rubbish Bin due to the high amount or germs inside, and asks Kazooie to help him by playing a mini-game where she needs to Wing Whack the germs to score points and win a Jiggy.

Jiggosseum teams
In the Jiggosseum's scoreboard of Banjo-Kazooie: Nuts & Bolts, various match results scroll through, with many of them having been played by various teams that are mostly references to characters from the series.
 * Blubber Pirates
 * Boggy Bulls
 * Canary Mary Cardinals
 * Humba Heat
 * Jinjo Giants
 * Jolly Bandits
 * Minjo Dodgers
 * Mr. Fit Mavericks
 * Mumbo Magic
 * Pikelet Brown Sox
 * Tooty Angels
 * Trophy Tigers

Klungosssoft
Klungosssoft is a founded and composed of only Klungo in Banjo-Kazooie: Nuts & Bolts. Under their name, he developed Hero Klungo Sssavesss Teh World and Hero Klungo Sssavesss Teh Universsse.