Vendors
First Class Plumbing LLC
Active registration
- Location
- Annapolis, Maryland, United States
- Unique Entity ID (UEI)
- TR4FNT3JKU53
- Commercial and Government Entity (CAGE)
- 5QBV7
Industries
Water Supply and Irrigation SystemsNAICS
221310Sewage Treatment FacilitiesNAICS 221320Residential RemodelersNAICS 236118Industrial Building ConstructionNAICS 236210Water and Sewer Line and Related Structures ConstructionNAICS 237110Plumbing, Heating, and Air-Conditioning ContractorsNAICS 238220Label unavailableNAICS 238990EOther Services to Buildings and DwellingsNAICS 561790Solid Waste CollectionNAICS 562111Septic Tank and Related ServicesNAICS 562991All Other Miscellaneous Waste Management ServicesNAICS 562998Products & services
Plumbing Fixtures and AccessoriesPSC
4510Waste Disposal EquipmentPSC 4540Water Purification EquipmentPSC 4610Sewage Treatment EquipmentPSC 4630Pipe, Tube and Rigid TubingPSC 4710Valves, PoweredPSC 4810Maint/repair/rebuild of Equipment- Pumps and CompressorsPSC J043Maint/repair/rebuild of Equipment- Plumbing, Heating, and Waste Disposal EquipmentPSC J045Maint/repair/rebuild of Equipment- Water Purification and Sewage Treatment EquipmentPSC J046Maint/repair/rebuild of Equipment- Pipe, Tubing, Hose, and FittingsPSC J047Maint/repair/rebuild of Equipment- ValvesPSC J048Maint/repair/rebuild of Equipment- Construction and Building MaterialsPSC J056Installation of Equipment- Pumps and CompressorsPSC N043Installation of Equipment- Plumbing, Heating, and Waste Disposal EquipmentPSC N045Business types
- For Profit Organization
- Limited Liability Company
- Woman Owned Business
- Woman Owned Small Business
- Self Certified Small Disadvantaged Business
Source date: Oct 5, 2026
Record identifier
TR4FNT3JKU53