Ecology Auto Parts Inc vs H K B Inc
Both: Building materials · Construction · Dry bulk commodities · General freight · Household goods · Intermodal containers and 6 more.
How they differ
- Fleet size: 500+ power units vs 100–499 power units.
- Cargo classes (MCS-150): both: Building materials, Construction, Dry bulk commodities, General freight, Household goods, Intermodal containers, Logs, poles, beams, lumber, Machinery, large objects, Metal: sheets, coils, rolls, Oilfield equipment, Paper products, Utilities; only Ecology Auto Parts Inc: Agricultural / farm supplies, Drive / tow away, Garbage / refuse, Grain, feed, hay, Mobile homes, Motor vehicles, Other cargo, Water well.
- Driver count: 500+ drivers vs 25–99 drivers.
- Last MCS-150 update: Oct 20, 2025 vs Jun 3, 2026.
- Out-of-service share (24 months): Over 20% out of service vs Under 10% out of service.
- Roadside inspections (24 months): 449 for Ecology Auto Parts Inc vs 69 for H K B Inc.
- Reportable crashes (24 months): 23 for Ecology Auto Parts Inc vs 0 for H K B Inc.
Side by side
| Ecology Auto Parts Inc | H K B Inc | |
|---|---|---|
| Location | 14150 Vine Place, Cerritos, California 90703 | 4705 S 35th Ave, Phoenix, Arizona 85041 |
| Fleet size | 500+ power units | 100–499 power units |
| FMCSA safety rating | Not rated | Not rated |
| Rating age | Not rated | Not rated |
| Cargo classes (MCS-150) | Oilfield equipment, Garbage / refuse, Dry bulk commodities, General freight, Intermodal containers, Building materials, Construction, Machinery, large objects, Metal: sheets, coils, rolls, Logs, poles, beams, lumber, Agricultural / farm supplies, Grain, feed, hay, Paper products, Utilities, Water well, Motor vehicles, Drive / tow away, Household goods, Mobile homes, Other cargo | Oilfield equipment, Dry bulk commodities, General freight, Intermodal containers, Building materials, Construction, Machinery, large objects, Metal: sheets, coils, rolls, Logs, poles, beams, lumber, Paper products, Utilities, Household goods |
| Driver count | 500+ drivers | 25–99 drivers |
| Last MCS-150 update | Oct 20, 2025 | Jun 3, 2026 |
| Out-of-service share (24 months) | Over 20% out of service | Under 10% out of service |
| Roadside inspections (24 months) | 449 | 69 |
| Reportable crashes (24 months) | 23 | 0 |
| Doing business as | — | Southwest Industrial Rigging |
| USDOT number | 629013 | 902604 |
| MC docket | MC-324282 | MC-162691 |
| Other cargo (as described) | Solid Non-Hazardous Waste | — |
| Power units | 676 | 151 |
| Tractors (owned or leased) | 664 | 55 |
| Trailers (owned or leased) | 1,478 | 310 |
| Drivers | 580 | 66 |
| CDL drivers | 530 | 66 |
| Miles reported (MCS-150) | 41,657,080 miles | 302,115 miles |
| Mileage year | 2024 | 2025 |
| Also hauls its own freight | Yes | Yes |
| USDOT registered since | Jan 31, 1996 | Aug 30, 2000 |
| Business type | — | Corporation |
| Inspections with an out-of-service order (24 months) | 106 | 1 |
| Hazmat inspections (24 months) | 0 | 0 |
| Hazmat out-of-service orders (24 months) | 0 | 0 |
| Deaths in those crashes | 0 | 0 |
| Injuries in those crashes | 10 | 0 |
| Source record | FMCSA Company Census File (data.transportation.gov), verified Oct 22, 2026 | FMCSA Company Census File (data.transportation.gov), verified Oct 22, 2026 |
Download all 7,568 hazmat carriers as CSV + JSON: every field on this site plus source links and verification dates. $39, one-time.
Get the dataset