Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI4ES callsign genealogy
Currently held by RANDOLPH, GREGORY D
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by AI4ES's current licensee, walking backwards.
- RANDOLPH, GREGORY DKYgranted 2023-12-27cancelled 2024-01-26
Successor callsigns
Callsigns held now by people who previously held AI4ES.
All historical holders
Every license row we've seen with the callsign AI4ES, oldest first.
- BROOKS, GREGG W NC2002-02-25 → cancelled 2011-12-13
- RANDOLPH, GREGORY D KY2024-01-26 → cancelled 2024-12-31