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John B. Gregory & Sons LLC

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Drexel Hill, PA 19026

Company Info

  • Est. 1975
  • Size 5-9 Employees
  • Annual Vol $3 million - $6 million
  • DUNS # 186380663

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Our Story

John B. Gregory & Sons LLC, Residential & Commercial General Contractor, has become one of the Delaware Valley’s most trusted and respected home and business repair, remodel and construction companies. Since 1975, John B. Gregory & Sons LLC, has earned the respect of thousands of home and business owners whose properties they’ve repaired, rebuilt, and restored.

John B. Gregory & Sons LLC is well qualified to meet all your service needs for general contracting, construction management and plumbing of any kind.

When you want it done right the first time, and every time, choose Gregory & Sons for quality installations, routine maintenance, and emergency repairs that are completed with speed, precision, and respect for your property.

At Gregory & Sons, our company focus is on serving you with integrity and skill. We make and keep appointments that fit your busy day, we respect your home and your property, we provide clear and accurate job estimates, and when the job is completed, we leave a clean space, and a job well done... guaranteed.

Our general contracting company has set the standard for excellence in plumbing, electrical, and carpentry & general maintenance. We’re so confident you’ll be pleased with our fast, friendly, knowledgeable and professional service… you’ll become a customer for life. 

Please ask for referrals, as we’re very proud of the families and businesses we’ve served since 1975.

What We Do

Commercial Experience

Apartments & Condominiums Assisted Living Civil & Site Development Club House / Community Center Design Build Education (K-12) Fire / Police Station Grocery Stores House Industrial Maintenance Manufacturing Plant Misc Project Mixed Use Non-Residential Building Office Building Parking Garage Residential Building Restaurant Retail Store Single Family Residential Storage Facility / Warehouse

Regions & Counties Serviced

  • Pennsylvania-Eastern

Pennsylvania 3

  • Chester
  • Delaware
  • Montgomery

Our CSI Codes

01 24 13 - Value Engineering
01 29 83 - Payment Procedures for Testing Laboratory Services
01 31 13 - Project Coordination
01 31 19.13 - Preconstruction Meetings
01 35 16 - Alteration Project Procedures
01 84 19 - Interior Finishes Performance Requirements
01 85 00.00.01 - Conveying Equipment Performance Requirements
01 87 13 - Equipment Performance Requirements
01 88 16 - Selective Construction Performance Requirements
01 91 23 - Interiors Commissioning
01 91 23.13 - Interior Construction Commissioning
01 91 23.43 - Stairways Commissioning
03 08 00.00.01 - Commissioning of Concrete
04 08 00.00.01 - Commissioning of Masonry
09 06 00.13 - Room Finish Schedule
22 01 10 - Operation and Maintenance of Plumbing Piping and Pumps
22 01 30 - Operation and Maintenance of Plumbing Equipment
22 01 40 - Operation and Maintenance of Plumbing Fixtures
22 05 13 - Common Motor Requirements for Plumbing Equipment
22 05 16 - Expansion Fittings and Loops for Plumbing Piping
22 05 19 - Meters and Gages for Plumbing Piping
22 05 23 - General-Duty Valves for Plumbing Piping
22 05 29 - Hangers and Supports for Plumbing Piping and Equipment
22 05 33 - Heat Tracing for Plumbing Piping
22 05 48 - Vibration and Seismic Controls for Plumbing Piping and Equipment
22 05 53 - Identification for Plumbing Piping and Equipment
22 05 73 - Facility Drainage Manholes
22 05 76 - Facility Drainage Piping Cleanouts
22 06 10 - Schedules for Plumbing Piping and Pumps
22 06 10.13 - Plumbing Pump Schedule
22 06 12 - Schedules for Facility Potable Water Storage
22 06 30 - Schedules for Plumbing Equipment
22 06 30.13 - Domestic Water Heater Schedule
22 06 40 - Schedules for Plumbing Fixtures
22 06 40.13 - Plumbing Fixture Schedule
22 07 16 - Plumbing Equipment Insulation
22 07 19 - Plumbing Piping Insulation
22 08 00.00.01 - Commissioning of Plumbing
22 09 00.00.01 - Instrumentation and Control for Plumbing
22 10 00.00.01 - Plumbing Piping and Pumps
22 11 13 - Facility Water Distribution Piping
22 11 16 - Domestic Water Piping
22 11 19 - Domestic Water Piping Specialties
22 11 23 - Domestic Water Pumps
22 11 23.13 - Domestic-Water Packaged Booster Pumps
22 11 23.23 - Close-Coupled, In-Line, Sealless Centrifugal Domestic-Water Pumps
22 11 23.26 - Close-Coupled, Horizontally Mounted, In-Line Centrifugal Domestic-Water Pumps
22 11 23.29 - Close-Coupled, Vertically Mounted, In-Line Centrifugal Domestic-Water Pumps
22 11 23.33 - Separately Coupled, In-Line Centrifugal Domestic-Water Pumps
22 11 23.36 - Separately Coupled, Horizontally Mounted, In-Line Centrifugal Domestic-Water Pumps
22 12 13 - Facility Roof-Mounted, Potable-Water Storage Tanks
22 12 16 - Facility Elevated, Potable-Water Storage Tanks
22 12 19 - Facility Ground-Mounted, Potable-Water Storage Tanks
22 12 23 - Facility Indoor Potable-Water Storage Tanks
22 12 23.13 - Facility Steel, Indoor Potable-Water Storage Pressure Tanks
22 12 23.16 - Facility Steel, Indoor Potable-Water Storage Non-Pressure Tanks
22 12 23.23 - Facility Plastic, Indoor Potable-Water Storage Pressure Tanks
22 12 23.26 - Facility Plastic, Indoor Potable-Water Storage Non-Pressure Tanks
22 13 19.13 - Sanitary Drains
22 14 13 - Facility Storm Drainage Piping
22 14 16 - Rainwater Leaders
22 14 19 - Sump Pump Discharge Piping
22 14 23 - Storm Drainage Piping Specialties
22 14 26 - Facility Storm Drains
22 14 26.13 - Roof Drains
22 14 26.16 - Facility Area Drains
22 14 26.19 - Facility Trench Drains
22 14 29 - Sump Pumps
22 14 29.13 - Wet-Pit-Mounted, Vertical Sump Pumps
22 14 29.16 - Submersible Sump Pumps
22 14 29.19 - Sump-Pump Basins and Pits
22 14 33 - Packaged, Pedestal Drainage Pump Units
22 14 36 - Packaged, Submersible, Drainage Pump Units
22 30 00.00.01 - Plumbing Equipment
22 31 13 - Residential Domestic Water Softeners
22 32 13 - Domestic-Water Bag-Type Filters
22 32 16 - Domestic-Water Freestanding Cartridge Filters
22 32 19 - Domestic-Water Off-Floor Cartridge Filters
22 32 23 - Domestic-Water Carbon Filters
22 32 26 - Domestic-Water Sand Filters
22 32 26.13 - Domestic-Water Circulating Sand Filters
22 32 26.16 - Domestic-Water Multimedia Sand Filters
22 32 26.19 - Domestic-Water Greensand Filters
22 33 13 - Instantaneous Electric Domestic Water Heaters
22 33 13.13 - Flow-Control, Instantaneous Electric Domestic Water Heaters
22 33 13.16 - Thermostat-Control, Instantaneous Electric Domestic Water Heaters
22 33 30 - Residential, Electric Domestic Water Heaters
22 33 30.13 - Residential, Small-Capacity Electric Domestic Water Heaters
22 33 30.16 - Residential, Storage Electric Domestic Water Heaters
22 33 33 - Light-Commercial Electric Domestic Water Heaters
22 33 36 - Commercial Domestic Water Electric Booster Heaters
22 33 36.13 - Commercial Domestic Water Electric Booster Heaters
22 33 36.16 - Commercial Storage Electric Domestic Water Heaters
22 34 13 - Instantaneous, Tankless, Gas Domestic Water Heaters
22 34 30 - Residential Gas Domestic Water Heaters
22 34 30.13 - Residential, Atmospheric, Gas Domestic Water Heaters
22 34 30.16 - Residential, Direct-Vent, Gas Domestic Water Heaters
22 34 30.19 - Residential, Power-Vent, Gas Domestic Water Heaters
22 34 36 - Commercial Gas Domestic Water Heaters
22 34 36.13 - Commercial, Atmospheric, Gas Domestic Water Heaters
22 34 36.16 - Commercial, Power-Burner, Gas Domestic Water Heaters
22 34 36.19 - Commercial, Power-Vent, Gas Domestic Water Heaters
22 34 36.23 - Commercial, High-Efficiency, Gas Domestic Water Heaters
22 34 36.26 - Commercial, Coil-Type, Finned-Tube, Gas Domestic Water Heaters
22 34 36.29 - Commercial, Grid-Type, Finned-Tube, Gas Domestic Water Heaters
22 34 46 - Oil-Fired Domestic Water Heaters
22 34 46.13 - Large-Capacity, Oil-Fired Domestic Water Heaters
22 34 56 - Dual-Fuel-Fired Domestic Water Heaters
22 35 13 - Instantaneous Domestic Water Heat Exchangers
22 35 13.13 - Heating-Fluid-in-Coil, Instantaneous Domestic Water Heat Exchangers
22 35 13.16 - Domestic-Water-in-Coil, Instantaneous Domestic Water Heat Exchangers
22 35 13.19 - Heating-Fluid-in-U-Tube-Coil, Instantaneous Domestic Water Heat Exchangers
22 35 23 - Circulating, Domestic Water Heat Exchangers
22 35 23.13 - Circulating, Compact Domestic Water Heat Exchangers
22 35 23.16 - Circulating, Storage Domestic Water Heat Exchangers
22 35 29 - Noncirculating, Domestic Water Heat Exchangers
22 35 29.13 - Noncirculating, Compact Domestic Water Heat Exchangers
22 35 29.16 - Noncirculating, Storage Domestic Water Heat Exchangers
22 35 36 - Domestic Water Brazed-Plate Heat Exchangers
22 35 39 - Domestic Water Frame-and-Plate Heat Exchangers
22 35 43 - Domestic Water Heat Reclaimers
22 40 00.00.01 - Plumbing Fixtures
22 41 13 - Residential Water Closets, Urinals, and Bidets
22 41 16 - Residential Lavatories and Sinks
22 41 19 - Residential Bathtubs
22 41 23 - Residential Shower Receptors and Basins
22 41 26 - Residential Disposers
22 41 36 - Residential Laundry Trays
22 41 39 - Residential Faucets, Supplies, and Trim
22 42 13 - Commercial Water Closets, Urinals, and Bidets
22 42 16 - Commercial Lavatories and Sinks
22 42 19 - Commercial Bathtubs
22 42 23 - Commercial Shower Receptors and Basins
22 42 26 - Commercial Disposers
22 42 29 - Shampoo Bowls
22 42 33 - Wash Fountains
22 42 36 - Commercial Laundry Trays
22 42 39 - Commercial Faucets, Supplies, and Trim
22 42 43 - Flushometers
22 43 13 - Healthcare Water Closets
22 43 16 - Healthcare Sinks
22 43 19 - Healthcare Bathtubs and Showers
22 43 23 - Healthcare Shower Receptors and Basins
22 43 39 - Healthcare Faucets
22 43 43 - Healthcare Plumbing Fixture Flushometers
22 45 13 - Emergency Showers
22 45 16 - Eyewash Equipment
22 45 19 - Self-Contained Eyewash Equipment
22 45 23 - Personal Eyewash Equipment
22 45 26 - Eye/Face Wash Equipment
22 45 29 - Hand-Held Emergency Drench Hoses
22 45 33 - Combination Emergency Fixture Units
22 45 36 - Emergency Fixture Water-Tempering Equipment
22 46 13 - Security Water Closets and Urinals
22 46 16 - Security Lavatories and Sinks
22 46 39 - Security Faucets, Supplies, and Trim
22 46 43 - Security Plumbing Fixture Flushometers
22 46 53 - Security Plumbing Fixture Supports
22 47 13 - Drinking Fountains
22 47 16 - Pressure Water Coolers
22 47 19 - Water-Station Water Coolers
22 47 23 - Remote Water Coolers
22 66 53 - Laboratory Chemical-Waste and Vent Piping
22 66 70 - Healthcare Chemical-Waste and Vent Piping
22 66 83 - Chemical-Waste Tanks
22 66 83.16 - Chemical-Waste Neutralization Tanks
23 01 20 - Operation and Maintenance of HVAC Piping and Pumps
23 01 80 - Operation and Maintenance of Decentralized HVAC Equipment
23 06 20 - Schedules for HVAC Piping and Pumps
23 06 50.13 - Heating Boiler Schedule
23 06 80.16 - Convection Heating and Cooling Unit Schedule
23 20 00.00.01 - HVAC Piping and Pumps

Project Experience

  • Non-Union
  • Prevailing Wages (Davis Bacon)
  • Public
  • Private
  • New Projects
  • Alterations/Renovations
  • Interior Fit-Ups
  • Service Work/Repairs
  • Projects Up to $3,000,000

Diversity

  • Small Business Enterprise

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Service Area and Locations Map for John B. Gregory & Sons LLC
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