DIAMOND R FERTILIZER CO INC
FT PIERCE, FL
08/08/1984
39
Power Units
27
Drivers
Current
as of today
Active · 39 power units · 27 drivers · Ft Pierce, FL
2026
Apr 22, 2026
MCS-150 biennial update filed
Reported mileage: 850,000 (2025)
Reported power units: 39
Reported drivers: 38 → 27
Reported trailers: 287
2025
May 2, 2025
MCS-150 biennial update filed
Reported mileage: 850,000 (2025)
Reported power units: 35 → 39
Reported drivers: 29 → 38
Reported trailers: 287
~Apr 2025
Email changed
wayne.prevatt@diamond-r.com → eric.lockhart@diamond-r.com
~Apr 2025
Fleet grew 35 → 39 power units
2024
~Nov 2024
Driver count changed 29 → 38
2023
Apr 21, 2023
MCS-150 biennial update filed
Reported mileage: 600,000 (2023)
Reported power units: 43 → 35
Reported drivers: 29
2021
Apr 28, 2021
MCS-150 biennial update filed
Reported mileage: 600,000 (2018)
Reported power units: 43
Reported drivers: 37 → 29
2020
Feb 20, 2020
MCS-150 biennial update filed
Reported mileage: 600,000 (2018)
Reported power units: 43
Reported drivers: 37
1984
Aug 8, 1984
DOT registered
Company registered with the FMCSA.