| Date | Description |
|---|---|
| 2020-01-23 | insert president Jerry Ralston |
| 2020-01-23 | delete person Jack Meyer |
| 2020-01-23 | update person_title Jerry Ralston: Owner of Diamond Heating / AirTemp Alaska => Owner; President |
| 2019-03-05 | delete person Dana Bertolini |
| 2019-03-05 | update person_title Jerry Ralston: Owner; Co - Owner of AirTemp Alaska => Owner of Diamond Heating / AirTemp Alaska |