Delaware Cornerstone Builders Inc
About
236210 - Industrial Building Construction (SPECIFICALLY: ADDITIONS, ALTERATIONS AND RENOVATIONS, EXCEPT WAREHOUSE); 236220 - Commercial and Institutional Building Construction (SPECIFICALLY: CONSTRUCTION OF COMMERCIAL/INSTITUTIONAL BUILDINGS); 237990 - Other Heavy and Civil Engineering Construction (SPECIFICALLY: ROCKSLIDE OR MUDSLDE PROTECTION CONSTRUCTION); 238120 - Structural Steel and Precast Concrete Contractors (SPECIFICALLY: PRESTRESSED CONCRETE BEAM, SLAB AND OTHER COMPONENT INSTALLTION); 238140 - Masonry Contractors; 238160 - Roofing contractors (SPECIFICALLY: ROOF INSTALLATION AND REPAIR); 238210 - Electrical Contractors and Other Wiring Installation Contractors (SPECIFICALLY: WIRING AND LOW VOLTAGE ELECTRICAL WORK); 238220 - Plumbing, Heating, and Air-Conditioning Contractors (SPECIFICALLY: INSTALLING/SERVICING PLUMBING, HEATING, AND AIR-CONDITIONING EQUIPMENT); 238290 - Other Building Equipment Contractors (SPECIFICALLY: BOILER AND PIPE INSULATION; BOILER COVERING INSULATION; DUCT INSULATION INSTALLATION; INSULATION, BOILER, DUCT, AND PIPE INSTALLATION; MACHINERY AND EQUIPMENT, LARGE SCALE, INSTALLATION; MECHANICAL EQUIPMENT INSTALLATION, PIPE COVERING; INSTALLATION, PIPE COVERING; PIPE, DUCT AND BOILER INSULATION; WATER PIPE INSULATION); 238310 - Drywall and Insulation Contractors (SPECIFICALLY: PLASTERING, DRYWALL, ACOUSTICAL AND INSULATION WORK); 238320 - Painting and Wall Covering Contractors (SPECIFICALLY: INTERIOR/EXTERIOR PAINTING AND WALL COVERING); 238340 - Tile and Terrazzo Contractors (SPECIFICALLY: MARBLE AND MOSAIC WORK); 238910 - Site Preparation Contractors; 238990 - All Other Specialty Trade Contractors (SPECIFICALLY: CHAIN LINK FENCE INSTALLATION; CONCRETE PAVING, RESIDENTIAL AND COMMERCIAL DRIVEWAY AND PARKING AREA; CONCRETE SAWING AND DRILLING [EXCEPT DEMOLITION]; CURB AND GUTTER CONSTRUCTION, RESIDENTIAL AND COMMERICAL DRIVEWAY AND PARKING AREA, CONCRETE; PARKING LOT PAVING AND SEALING; PAVING RESIDENTIAL AND COMMERICAL DRIVEWAY AND PARKING LOT; PLAYGROUND EQUIPMENT INSTALLATION; SCAFFOLD ERECTING AND DISMANTLING; SHORING CONSTRUCTION; SIDEWALK CONSTRUCTION RESIDENTIAL AND COMMERCIAL); 425120 - Wholesale Trade Agents and Brokers; 484220 - Specialized Freight (except Used Goods) Trucking, Local; 532420 - Office Machinery and Equipment Rental and Leasing (SPECIFICALLY: COMPUTER PERIPHERAL EQUIPMENT REANTAL OR LEASING); 541511 - Custom Computer Programming Services (SPECIFICALLY: APPLICATIONS SOFTWARE PROGRAMMING SERVICES); 541512 - Computer Systems Design Services (SPECIFICALLY: COMPUTER ANALYSIS AND DESIGN SERVICES); 541513 - Computer Facilities Management Services (SPECIFICALLY: CLIENT FACILITIES AND OPERATION SERVICES, COMPUTER SYSTEMS OR DATA PROCESSING); 541519 - Other Computer Related Services (SPECIFICALLY: COMPUTER DISASTER RECOVERY SERVICES); 541620 - Environmental consulting services (SPECIFICALLY: ASBESTOS AND LEAD PAINT ABATEMENT); 561210 - Facilities Support Services (SPECIFICALLY: SUPPORT SERVICES EXCEPT COMPUTER OPERATION); 561730 - Landscaping Services (SPECIFICALLY: SEED, SOD, STRAW); 562112 - Hazardous Waste Collection; 562910 - Remediation Services; 562991 - Septic Tank and Related Services (SPECIFICALLY: TANK CLEANING AND DISPOSAL SERVICES); 562998 - All Other Miscellaneous Waste Management Services (SPECIFICALLY: TANK CLEANING AND DISPOSAL)
Certifications
| Type | State | Agency | Certificate # |
|---|---|---|---|
| DBE | Delaware | Delaware Department of Transportation | — |
| DBE | Maryland | Delaware Department of Transportation | — |
| DBE | Maryland | Maryland Department of Transportation | — |
| DBE | Maryland | Metropolitan Washington Airports Authority | — |
| DBE | Maryland | Pennsylvania Department of Transportation | — |
| SBE | Maryland | Maryland Department of Transportation | — |
| DBE | Pennsylvania | Pennsylvania Department of Transportation | — |
| DBE | Washington D.C. | WMATA | — |
| SBE | Washington D.C. | WMATA | — |
| MBE | Washington D.C. | WMATA | — |
NAICS Codes
Service Areas
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