"after discussions" is correct and usable in written English.
For example, "We reached an agreement after discussions with the local government."
His decision came after discussions with the leadership.
After discussions with statutory bodies, these obstacles were overcome.
The decision came after discussions with several agencies.
After discussions with Arena and Motzkin, among others, though, he revised his schedule.
The revised proposal was hashed out after discussions between their offices and the Port Authority.
But lawyers for the state and the smokers reached an agreement outside the courtroom after discussions.
He said the pay decision had been made after discussions with Aviva's shareholders.
After discussions with then CIA director Michael Hayden, the committee began an initial investigation.
The talks with Hasbro come more than a month after discussions with Japan's Softbank fell apart.
After discussions with Williams and ETE, Southern Union not surprisingly took ETE's bid.
But after discussions with Baker Hostetler management, Mr. Picard and Mr. Sheehan stayed put.
