Carrier profile · USDOT 741220 · Updated Jun 13, 2026
DUQUETTE HVAC LLC
DBA DUQUETTE REFRIGERATION
1 power unitWORCESTER, MA50/100
AUTHORITY STATUS UNKNOWN
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 registration email domain with other carriers
@coolsys.com — 8 carriers: USDOT 482312USDOT 563378USDOT 1267365USDOT 1270250USDOT 3766747USDOT 3973619USDOT 4011937
Shares a company officer with other carriers
paul duquette — 3 carriers: USDOT 1213471USDOT 4403742
Owner / group view· confidence: email domain + officer
Owner / group view
Affiliated authorities
Collapses 10 related authorities · joined by email domain + officer
- Authorities
- 10
- Combined power
- 233
- States
- 8
- Oldest authority
- May 4, 1992
- Active now
- 4
- DUQUETTE HVAC LLC· viewingUSDOT 7412201PU
- CERTIFIED REFRIGERATION & MECHANICAL LLCUSDOT 3973619125PU
- COOLSYS LIGHT COMMERCIAL SOLUTIONS LLCUSDOT 376674747PU
- RON'S REFRIGERATION AND AIR CONDITIONING LLCUSDOT 401193726PU
- COOLSYS COMMERCIAL & INDUSTRIAL SOLUTIONS INCUSDOT 126736516PU
- ABC REFRIGERATION & HVAC LLCUSDOT 5633787PU
- MECHANICAL ENGINEERING AND CONSTRUCTION CORPORATIONUSDOT 12702504PU
- TRIANGLE REFRIGERATION HVAC LLCUSDOT 4823123PU
- EARTHWORKS CONSTRUCTION AND SEPTIC LLCUSDOT 44037423PU
- PAUL DUQUETTE JRUSDOT 12134711PU
Affiliated entities· hover to preview
CERTIFIED REFRIGERATION & MECHANICAL LLCCOOLSYS LIGHT COMMERCIAL SOLUTIONS LLCRON'S REFRIGERATION AND AIR CONDITIONING LLCCOOLSYS COMMERCIAL & INDUSTRIAL SOLUTIONS INCABC REFRIGERATION & HVAC LLCMECHANICAL ENGINEERING AND CONSTRUCTION CORPORATIONTRIANGLE REFRIGERATION HVAC LLCEARTHWORKS CONSTRUCTION AND SEPTIC LLC