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JOHN WOLFF

DBA: WOLFF TREE SERVICE

DOT# 4034963Intrastate (Non-Hazmat)
Carrier
57/ 100
Moderate
Share Compare
Time Registered15/20

3 years — established

Insurance25/25

Not required — private carrier

Safety Rating5/25

No FMCSA rating — unreviewed

Crash & Inspections10/20

No inspections on record

Fleet Size2/10

1 truck(s) — owner-operator

Company Information

Address: 6836 ONTARIO AVE, HAMMOND, IN 46323
Phone: (219) 678-4641
Owner: JOHN WOLFF
Operation Class: PRIVATE PROPERTY
Fleet: 1 power units · 1 drivers
Registered with USDOT: 02/27/2023
Operation: Intrastate (Non-Hazmat)

Cargo Types

📦 Machinery (Large)🔌 Utilities📦 Other (WOOD CHIPS)

Authority & Insurance

Allowed to OperateActive
Operating AuthorityNot required (private carrier)
BIPD / Cargo InsuranceNot required (private carrier)

Inspection & Violation History

24-month inspection results from FMCSA records (source: FMCSA inspection & crash files on the DOT data hub)

0

Total Inspections

0

Out of Service

0

Total Violations

0%

Overall OOS Rate

Inspection TypeTotalOut of ServiceOOS RateNational AvgStatus
Vehicle00—20.72%No Data
Driver00—5.51%No Data
HazMat00—4.5%No Data

No Inspection Records

No inspections or violations recorded in the last 24 months

Vehicles Seen at Inspection

Tractors and trailers (by VIN) this carrier ran through roadside inspections in the last 24 months. Click a VIN for specs, other carriers and recalls.

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ISS Risk EstimationLow confidence

—
Insufficient Data

This carrier has no recorded inspections, crashes, or BASIC scores. The FMCSA assigns new/insufficient-data carriers an 'Optional' recommendation by default, with some randomly selected for inspection.

Pass (1–49)Optional (50–74)Inspect (75–100)

Accident Reports

Clean Record

No crashes reported in the last 24 months

FMCSA Safety Rating

Not Rated

Fleet History

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Operating Radius

Local

Intrastate within 100 mi

Regional

Intrastate beyond 100 mi

Interstate

Interstate within 100 mi

National

Interstate beyond 100 mi

Authority Timeline

🏛️

Registered with USDOT

02/27/2023

📍

Today

11/5/2026

Location

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The company profiles displayed on this page are aggregated by Freight Data Watch using information obtained from publicly available sources provided by the Federal Motor Carrier Safety Administration (FMCSA), including but not limited to SAFER Web and the FMCSA Safety Measurement System (SMS). While we make reasonable efforts to ensure the information is accurate and up to date, Freight Data Watch does not guarantee the accuracy, completeness, or reliability of the data presented. Users are encouraged to independently verify any critical details directly with the FMCSA or the carrier itself. Freight Data Watch is not affiliated with, endorsed by, or acting on behalf of any carrier listed on this page.

FMCSA Registration Summary: JOHN WOLFF (DBA: WOLFF TREE SERVICE)

JOHN WOLFF is a carrier registered with the FMCSA under USDOT 4034963, based in HAMMOND, IN. Data from the FMCSA Motor Carrier Census.

Company Overview

USDOT Number
4034963
Status
Active
Entity Type
Carrier
Operating Authority
PRIVATE PROPERTY
Operation
Intrastate Only (Non-Hazmat)
Safety Rating
Not Rated
Location
6836 ONTARIO AVE, HAMMOND, IN 46323
Phone
(219) 678-4641

Fleet & Operations

Power Units
1
Drivers
1
Cargo Types
Machinery/Large Objects, Utilities

Insurance on File

Insurance
Not required (private carrier)