Special Agent Stephen Laycock was the senior FBI man in

John Solomon's piece https://thehill.com/opinion/white-house/443710-state-departments-red-flag-on-steele-went-to-a-senior-fbi-man-well-before

Multiple sources confirm to me that the recipient of the State Department email was Special Agent Stephen Laycock, then the FBI’s section chief for Eurasian counterintelligence and now one of the bureau’s top executives as the assistant director for intelligence under Director Christopher Wray.

The email to Laycock from Deputy Assistant Secretary of State Kathleen Kavalec arrived eight days before the FBI swore to the Foreign Intelligence Surveillance Court that it had no derogatory information on Steele and used his anti-Trump dossier to secure a secret surveillance warrant to investigate Trump’s possible ties to Moscow.

https://www.fbi.gov/news/pressrel/press-releases/stephen-laycock-named-assistant-director-of-the-directorate-of-intelligence