be in well with (someone)

To have a friendly relationship with a powerful or important person and, usually, benefit from it in some way. Primarily heard in US. Now that I'm in well with the CEO, I'm sure I can get you a job at our company. The superintendent is a powerful woman in the school district, so I hope you're in well with her. A: "You're not in well with Mrs. Melvin these days?" B: "No, not since my dog destroyed her garden."