FMCSA Carrier Profile
NM CUSTOM CONCRETE CUTTING LLC
DBA: Custom Concrete Cutting
Owner / Officer: Nathan Benjamin Mullenbach
Active
No Safety Rating
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Not Rated
2nd pct · 1 inspection on record
✓ No risk flags found on authority or insurance records
Vetting Notes
NM CUSTOM CONCRETE CUTTING LLC is an active FMCSA-registered motor carrier based in Black Hawk, South Dakota, operating under DOT 3900901. No high-severity flags were found on authority or insurance records. Across 1 FMCSA inspection on record, this carrier shows 0.0% driver OOS. Authority and safety history are clean as of this page's last update.
FMCSA Registration
DOT Number
3900901
Operating Status
Active
Safety Rating
Not Rated
MCS-150 Filed
August 20, 2025
FMCSA Registration
June 14, 2022
Annual Mileage
26,000 mi (2023)
Contact Information
Address
7754 Norman Ave, Black Hawk, SD 57718
Phone
Email
Owner / Officer
Nathan Benjamin Mullenbach
Officer 2
Megan Mullenbach
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Safety Percentile
2nd percentile
vs. peer carriers
✓ Below FMCSA alert threshold (65th pct) · lower percentile = fewer violations than peers · source: FMCSA SMS
Safety & Inspection Summary
Total Inspections
1
Driver Inspections
1
Vehicle Inspections
Total OOS Orders
Violations by Category
Vehicle Maintenance0
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate0.0% · national avg 5.5%
✓ Below national average
Inspection Trend by Year
2024
Inspection Records (1)
| Date | State | Level | Vehicle | Viol. | Status |
|---|---|---|---|---|---|
| November 7, 2024 | SD | Level III — Driver Only | INTERNATIO · 3HAJEAVH59L148957 | 0 | Clean |
Other Carriers in Black Hawk, SD
Data sourced from FMCSA MCMIS via Socrata. Last updated: August 5, 2026.
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