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Truck Graph
20/100
Not for Hire
This carrier holds no for-hire operating authority. Private carriers are not authorized to haul freight for hire. Do not tender.
DOT 3244150Last checked 5h ago
Verify on FMCSA →
Vetting3 failed10 passedNo for-hire authority · No insurance filing · +1 more
Risk Signals Detected
Private carrier — no for-hire authority. Not authorized to haul freight for hire.
Unsafe driving violation on record
Informational
No active insurance filing — verify directly with carrier
Not a legal finding — always perform independent due diligence before tendering a load.Updated 5h ago
DOT 3244150Pittsburgh, PA

Slack Developments INC

DBA: Monster Tree Service Of Pittsburgh

Private Carrier · Not For HireIntrastatePittsburgh, PA 15228

Slack Developments INC has a fleet of 11 power units and 8 drivers. It does not hold for-hire operating authority and may operate as a private carrier. The company has recorded 2 roadside inspections in its operating history.

Identity
Legal nameSlack Developments INC
DBAMonster Tree Service Of Pittsburgh
DOT #3244150
MC #
CityPittsburgh
StatePennsylvania
ZIP15228
Authority age7 yr 3 mo
StatusActive (No Auth)
Common authority
Contract authority
Broker authorityNot authorized
OperationIntrastate
HazmatNot authorized
MCS-150 filed10/16/2025
Company officerMichael Slack
FMCSA SAFER →FMCSA Safety Scores (SMS) →
Fleet
11
Power units
Drivers
8
Total
Inspections
2
On record
Crashes
0
None on record
OOS Rate
100.0%
↑ Above 22.26% avg
Authority Age
7 yr 3 mo
Since 2019

Source: FMCSA compliance records, Truck Graph analysis. View methodology

Business Connections
Who else shares an officer, address, or phone number with this carrier
View full network →
Associated entities1 revoked in network
1 revoked in network
ConnectedRevoked

Location

112 MCCONNELLS MILL LN, Pittsburgh, PA, 15228

112 MCCONNELLS MILL LN, PITTSBURGH, PA, 15228Open in Maps →

Inspection history

2 inspections on record · 5 most recent shown · OOS rate: 100.0%

Out-of-service rates
Driver OOS (this carrier)
100.0%
National average
22.3%
DateStateLevelDriver OOSVehicle OOSResult
7/22/2025PALevel I01OOS
6/18/2025PALevel I02OOS

Source: FMCSA inspection records. View methodology

Violation categories (24 months)
Hours of Service
2 (100%)
Unsafe Driving
2 (100%)·1v
Driver Fitness
2 (100%)
Vehicle Maintenance
2 (100%)·2v
Controlled Substances
2 (100%)

Crash history

0 crashes on record · Showing last 3

No crash records found.

Source: FMCSA crash records. View methodology

Insurance status

Current insurance filing on record with FMCSA.

No active insurance filing on record
Verify insurance directly with carrier before tendering any load.

Source: FMCSA insurance filings. View methodology

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Authority timeline

Key events in this carrier's operating authority history.

Authority GrantedFeb 2019
FMCSA issued operating authority
ActiveCurrent
Authority currently active

Source: FMCSA authority records and revocation orders. View methodology

Verify independently

Before tendering, confirm authority and safety using official sources.

FMCSA SAFER System
Official DOT safety record, authority status, inspections
Google Search
News, reviews, and web presence
Pennsylvania Secretary of State
Business registration and corporate filings
Better Business Bureau
Complaints, ratings, and accreditation status
LinkedIn
Company employees, leadership, and network
PACER (Federal Courts)
Federal litigation, bankruptcy filings

Explore carriers like Slack Developments INC

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Slack Developments INC is based in Pittsburgh, PA, which is part of the larger Pennsylvania trucking market. Browse the full national carrier directory to compare across all 50 states.

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Frequently asked

Slack Developments INC

Answers from verified compliance records.

Is Slack Developments INC authorized to operate?

Slack Developments INC's USDOT number is active but it does not hold operating authority for for-hire interstate operations. It may operate as a private carrier. Verify status before tendering.

What is Slack Developments INC's safety record?

Slack Developments INC has 2 roadside inspections on record. Crash history shows 0 incidents. Review the full safety profile above before making a freight decision.

How many trucks does Slack Developments INC operate?

Slack Developments INC operates 11 power units with approximately 8 drivers.

Is Slack Developments INC insured?

Insurance filing details are not available in the current dataset. Verify directly with the carrier before tendering.

Has Slack Developments INC had any risk indicators?

No risk indicators have been detected for Slack Developments INC as of the most recent data sync.

What is the DOT number for Slack Developments INC?

Slack Developments INC's DOT number is 3244150. These identifiers are assigned by the FMCSA and can be used to look up this carrier in official compliance databases.

Cite this page

For journalists and researchers

Truck Graph data is open and citable. For press inquiries, contact our editorial team.

APA
Truck Graph. (2026). Slack Developments INC Safety Record, DOT 3244150. Retrieved from https://truckgraph.com/carriers/3244150
MLA
"Slack Developments INC Safety Record, DOT 3244150." Truck Graph, May 31, 2026, https://truckgraph.com/carriers/3244150
Chicago
"Slack Developments INC Safety Record, DOT 3244150." Truck Graph. Last modified May 31, 2026. https://truckgraph.com/carriers/3244150
Data sourced from FMCSA public records with independent risk analysis. Last updated: Methodology →