Diamond Tower Service Inc is an active interstate carrier based in Waite Park, MN.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 4 | 0 | 0 |
| Trailers | 4 | 0 | 0 |
| Total Power Units | 4 | ||
Distinct vehicles · 24 mo
vs 4 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 97% | 98% | Worse than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 96% | 98% | Worse than most peers |
| Controlled Substances | 100% | 100% | Worse than most peers |
| Vehicle Maintenance | 86% | 93% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 3 | — | 6.67% |
| Vehicle | 0 | 4 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 4 states. Top state WI accounts for of activity.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Nov 12, 2025 | MI | STRAIGHT TRUCK | 2 | 0 |
| Oct 7, 2025 | WI | STRAIGHT TRUCK | 4 | 2 |
| Feb 12, 2025 | IA | STRAIGHT TRUCK | 2 | 1 |
| Dec 16, 2024 | MN | STRAIGHT TRUCK | 2 |
Carriers that share an officer, phone, or email with this DOT.
Shared officer · 10
Brian A Butler
Stetson, ME
Brian Butler · also at 10 others
Brian Butler
Grand Rapids, MI
Brian Butler · also at 10 others
Butler Contracting Llc
Hornell, NY
Brian Butler · also at 10 others
Butler Lawn & Snow Llc
Sterling Heights, MI
Brian Butler · also at 10 others
Butler Rental & Sales Inc
Corpus Chrsiti, TX
Brian Butler · also at 10 others
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 2 | 4.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 3 | 5.66 | — |
| Driver Fitness | 2 | 2.28 | — |
| Controlled Substances | 1 | 1.42 | — |
| 6 |
| 0 |
| 2 |
| Unsafe Driving | 3 | 1 | 0 |
| Driver Fitness | 2 | 1 | 2 |
| Controlled Substances/​Alcohol | 1 | 1 | 1 |
| 2 |
| Dec 2, 2024 | WI | TRUCK TRACTOR | 2 | 2 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Nov 12, 2025 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |
| Nov 12, 2025 | 3922SLLS3 | State/Local Laws - Speeding 11-14 miles per hour over the speed limit | Unsafe Driving | — |
| Oct 7, 2025 | 39141APC | Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | Driver Fitness | Yes |
| Oct 7, 2025 | 3922SLLTCD | State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g. safety official signal sign light lane marking other | Unsafe Driving | — |
| Oct 7, 2025 | 39343DBSB | Brake - More than 25% of the spring brakes are inoperative | Vehicle Maintenance | Yes |
| Oct 7, 2025 | 39617CPI | Operating a CMV without documentation of a periodic inspection | Vehicle Maintenance | — |
| Feb 12, 2025 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Feb 12, 2025 | 39617C | Operating a CMV without proof of a periodic inspection | Vehicle Maintenance | — |
| Dec 16, 2024 | 39115ALNCDLNSRW | Operating a non-CDL required commercial motor vehicle with driving privileges revoked suspended cancelled or otherwise disqualified. (391.15(a)) | Driver Fitness | Yes |
| Dec 16, 2024 | 3924ADOSP | Drugs/Other Substances - Operate a CMV while in possession. | Controlled Substances/​Alcohol | Yes |
Butlers Furniture Inc
Lake Ariel, PA
Brian Butler · also at 10 others