GOOD OAK LLC
dba GOOD OAK ECOLOGICAL SERVICES
MADISON, WI
12/12/2019
6
Power Units
17
Drivers
Current
as of today
Active · 6 power units · 17 drivers · Madison, WI
2025
~Nov 2025
Email changed
frank@goodoak.com → info@goodoak.com
~Nov 2025
Officer change
EVAN NELSON, FRANK HASSLER → EVAN NELSON
Oct 30, 2025
MCS-150 biennial update filed
Reported mileage: 40,000 (2025)
Reported power units: 6
Reported drivers: 12 → 17
Reported trailers: 4
2023
Aug 4, 2023
MCS-150 biennial update filed
Reported mileage: 30,000 (2023)
Reported power units: 4 → 6
Reported drivers: 10 → 12
Reported trailers: 4
2022
Apr 15, 2022
MCS-150 biennial update filed
Reported power units: 3 → 4
Reported drivers: 13 → 10
~Feb 2022
Driver count changed 13 → 3
2021
Sep 20, 2021
MCS-150 biennial update filed
Reported power units: 2 → 3
Reported drivers: 10 → 13
2019
Dec 12, 2019
DOT registered
Company registered with the FMCSA.
Dec 12, 2019
MCS-150 biennial update filed
Reported power units: 2
Reported drivers: 10