Carrier profile · USDOT 4009015 · Updated Jun 13, 2026

MRR Plumbing and Hvac Services Inc

DBA RICK HARTMAN PLUMBING AND HEATING INC

1 power unitLocal · 1 statesPITTSBURG, PA50/100
AUTHORITY STATUS UNKNOWN
Verified linksFMCSA SAFER

Network & Fraud

Reincarnation chains, shared-VIN links, common domains and officers, and owner-group affiliations — the chameleon / double-broker signals that name-and-USDOT lookups miss.

Shares a company officer with other carriers

nicholas black — 5 carriers: USDOT 1499693USDOT 2609126USDOT 3519986USDOT 4442652

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)1
Observed (24 mo)1

Registered and roadside-observed capacity are broadly consistent.

Owner / group view· confidence: officer

Owner / group view

Affiliated authorities

Collapses 5 related authorities · joined by officer

Authorities
5
Combined power
4
States
4
Oldest authority
May 10, 2006
Active now
3

Affiliated entities· hover to preview

B LINE FREIGHT INCFREEDOM ROOFING LLCNICHOLAS RYAN BLACKNICHOLAS BLACK