The Allen Alliance has formed a close equal opportunity partnership with the Council of Wells, several of the Allens becoming close friends with the Wells. Despite one of them stealing from the Wells. (-ProfessorEggXavier)

Barry Allen the SHIELD agent and vigilante known as the Chemist has a...complicated but trusting relationship with Daisy Johnson. (quakiing)

The Scarlet Slayer Barry Allen has a shaky partnership with a broke hacker version of Felicity. -blondesmoak

The Savior has a few sidekicks-Melody54000 mindcontrol-

Captainskid-Sister of one of the Barry's. 
HellfirePrincess- Lorna Dane  Childhood friend, and.mother of his child. Relationship is complicated with her due to her instability, criminal actions. And impulses.  They have a daughter named Dawn.