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| Concrete & Masonry |
| Concrete - Barriers | Concrete - Coring & Drilling |
| Concrete - Curbs, Gutters, Sidewalks & Driveways | Concrete - Cutting & Sacking |
| Concrete - Decorative Pavement | Concrete - Extruded Curbing |
| Concrete - Flatwork | Concrete - Gravity Block & Retaining Walls |
| Concrete - Pavement | Concrete - Pre-Cast Wheel Stops |
| Concrete - Recycling | Concrete - Retaining Walls |
| Concrete - Streetscaping | Concrete - Trip Hazard Removal |
| Concrete - Wheelchair Ramps & Grab Rails | Flood Proofing |
| Floor Leveling | Masonry - Construction |
| Masonry - Restoration & Cleaning |
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| Demolition |
| Asphalt Removal | Buildings & Structures - Demolition/Removal |
| Buildings & Structures - Moving | Concrete Removal |
| Hazardous Material Removal & Abatement | Petroleum Contaminated Soil Removal & Disposal |
| Refuse Removal & Disposal |
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| Earthwork |
| Drilled Shafts | Dust Control |
| Erosion Control | Excavation and Trucking |
| Grading | Horizontal Boring/Drilling |
| Landslide Repair | Vaccum Excavation |
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| Electrical & Communication Construction & Repair |
| Computer/IT Services | Electrical - Construction |
| Electrical - High Voltage | Electrical - Low Voltage |
| Fiber Optics | Generator Inspection and Maintenance |
| Generator Installation | Generator Installation and Repair |
| Lighting - Exterior | Lighting - Illuminated Signs |
| Lighting - Interior | Lighting - Street |
| Panel Manufacturing | Radio Communications |
| Security System Installation and Repair | Sound System Installation and Repair |
| Telecommunications Service Provider/VOIP | Telephone Wiring/Installation |
| Traffic - Control Devices/Signals | Traffic - Loop |
| UPS System |
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| Emergency Generator Maintenance |
| Generator Fuel Maintenance | Preventative Maintenance |
| Tank Cleaning |
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| Facility Construction, Repair & Maintenance |
| Acoustical Ceilings | Asbestos Removal (Certification Required) |
| Bird Control | Bleacher Repair/Upgrade/Maintenance |
| Cabinetry - Interior | Carpentry - Finish |
| Carpentry - Rough | Carpet Cleaning |
| Compactor Repair & Maintenance | Countertops |
| Demountable Walls (Moveable) | Disaster Restoration |
| Doors - Accordion Door/Operable Wall | Doors - Garage |
| Doors - Overhead | Doors - Pedestrian Automatic & Manual |
| Drywall | Elevators - Repair & Maintenance |
| Equipment/Appliance Repair & Maintenance | Exhaust Extrication Systems |
| Fall Protection & Installation | Fire - Damage Clean-Up |
| Fire - Detection & Alarms | Fire - Equipment Service Testing |
| Fire - Protection Systems | Fire Extinguisher & Fire Suppression Systems Installation |
| Flood Proofing | Floor Coverings - Carpet |
| Floor Coverings - Vinyl | Floor Finishes |
| Floor Leveling | Food Service Equipment Installation & Repair |
| Furniture Moving & Short Haul Transfers | Graffiti Removal |
| Gutters - Cleaning & Repair | Gutters & Downspouts |
| Hoist/Crane Service and Repair | HVAC - Cleaning |
| HVAC - Inspection & Maintenance | HVAC - Installation/Control |
| HVAC - Repair & Replacement | HVAC - Test/Balancing |
| Hydraulic Services | Industrial Cleaning and Vacuuming |
| Insulation | Janitorial & Building Maintenance |
| Laundry Hook-Ups/Drains | Metal Fabrication |
| Millwork - Interior Trim | Mold Remediation/Removal |
| Moving, Storage and Relocation Services | Non-Slip/Skid Surfacing |
| Painting - Exterior | Painting - Interior |
| Pest and Vermin Control | Plaster Fabrication |
| Plaster Restoration | Plastic Fabrication |
| Pressure Washing | Raised Access Flooring |
| Roof - Maintenance | Roof - Preventative Maintenance |
| Roof - Replacement Alternative (Rubberized Coatings) | Roofing |
| Roofing - Moss Removal & Treatment | Scales - Installation, Maintenance, and Repairs |
| Security Systems | Solar Panel Installation and Maintenance |
| Sound Systems | Thermal Imaging |
| Tile and Grout Cleaning, Sealing & Maintenance | Tile and Grout Restoration, Repair & Maintenance |
| Tile, Marble & Slate | Transmission repair – detroit diesel allison |
| Wallboard | Wallpaper & Wallcoverings |
| Water Damage Restoration | Waterproofing, Coating & Sealing |
| Welding | Windows - Cleaning |
| Windows & Glazing | Woodwork - Custom & Prefabricated |
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| General Contracting |
| Building Contractor | General Contractor |
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| Hazardous Materials |
| BioHazardous Response and Decontamination |
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| Marine Construction |
| Breakwall/Seawall/Breakwater Replacement & Repair | Diving/Salvage |
| Docks - Fabrication of New Docks | Docks - Floating Dock Repair |
| Docks - Recreational Boat Docks | Docks - Repair & Replacement |
| Docks, Bridges, Pilings, Wharfs & Floats | Dredging |
| Marine Contracting | Pile Diving |
| Pile Driving | Slope Protection |
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| Plumbing & Mechanical Construction & Repair |
| Heat & Frost Insulation - Ducts & Pipes | Hot Tapping - Fire Sprinklers |
| Hot Tapping - Flow Meters | Hot Tapping - Victaulic, Flanged, Mechanical Pipe |
| Incinerators & Boilers | Natural Gas |
| Pipe - Sacking | Pipe - Victaulic, Flanged, Mechanical Joint |
| Plumbing | Pumps |
| Vehicle Exhaust Extraction Systems |
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| Roadway Construction, Repair & Maintenance |
| ADA Detectable Warnings | Asphalt Pavement - Chip/Crack Repair |
| Asphalt Pavement - Grinding/Planing | Asphalt Pavement - Minor Repairs |
| Asphalt Pavement - Renewal | Asphalt Pavement - Roadways |
| Asphalt Pavement - Seal Coating | Asphalt Pavement - Speed Bumps |
| Chip Seal / Bituminous Paving | Concrete Paving |
| Flagging and Traffic Control | Guardrail Installation |
| Manhole and Valve Adjustments | Mud-Jacking |
| Pavement Markings - Hot Tape | Pavement Markings - Paint Striping |
| Pavement Markings - Raised | Pavement Markings - Thermoplastic |
| Roadway Construction | Roadway Sweeping |
| Rockeries | Screening Service |
| Slurry Seal | Snow Removal |
| Traffic Control Devices | Traffic Sign Installation/Replacement |
| Waterproofing/Coating/Sealants |
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| Sanitary Sewer Facility Construction & Repair |
| Grouting and Sealing | Hot Tapping |
| Manhole Rehabilitation | Pipeline - Repair (Dig Up/Spot Repairs) |
| Pipeline - Video Inspection | Residential Side Sewer Service Installation |
| Sanitary Sewer - Cleaning | Sanitary Sewer - Construction |
| Sanitary Sewer - Internal Repairs | Side Service Construction |
| Temporary Bypass Pumping |
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| Site Improvement & Repair |
| Athletic Surfacing Systems | Fencing & Gates - Chainlink |
| Fencing & Gates - Wood, Metallic, Wire | Fiberglass Railing Systems |
| Gates - Hydraulic | Holiday Lighting Installation |
| Horizontal Drilling and Boring | Irrigation Systems |
| Landscape Improvements (Not Maintenance) | Landscape Maintenance |
| Mud Jacking | Netting |
| Playfield Lighting | Playground Equipment |
| Portable Office Buildings | Portable Toilet Services |
| Retaining Walls | Rip Rap |
| Sign Installation | Signs |
| Structures - Metal Pole Buildings | Structures - Prefab Metal |
| Trenchless Pipe Installation | Underground Storage Tank Installation/Removal |
| Vertical Climbing Walls |
| |
| Storm Drainage Facility Construction & Repair |
| Bank Stabilization | Catch Basin Cleaning/Vactoring/Jet Rodding |
| Catchbasin/Manhole Rehabilitation & Repair | Culverts - Large Diameter |
| Detention/Retention Ponds | Flood Proofing |
| Low Impact Development - Rain Gardens | Open Channels |
| Pipeline - Bursting & Jacking | Pipeline - Construction |
| Pipeline - Rehabilitation (Internal) | Pipeline - Repair (Dig Up/Spot Repairs) |
| Pipeline Cleaning | Pipeline Testing |
| Pipeline Video Inspection | Rip-Rap |
| Storm Drainage Construction | Stream Restoration |
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| Structures |
| Carports | Portable Offices |
| Portable School Buildings | Portable Storage Containers |
| Pre Fab Metal Buildings | Wood Frame Buildings |
| Wood Pole Buildings |
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| Vegetation Work |
| Aquatic Vegetation Removal and Management | Brush and Vegetation Removal - Natural |
| Brush Control - Manual | Brush Control - Mechanical |
| Hydroseeding/Erosion Control | Reforestation/Restoration |
| Screening Service | Stump Grinding & Removal |
| Tree Transplanting | Tree Trimming & Removal |
| Turf Renovation and Repair | Vegetation Disposal |
| Vegetation Spraying | Wetland & Aquatic Vegetation Control |
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| Water Facility Construction & Repair |
| Backflow - Testing, Repair, Installation | Commercial Meters/PRV Station Installation |
| Fire Hydrant - Installation and Repair | Flagging and Traffic Control |
| Hot Tapping | Leak Detection |
| Pump Inspection and Maintenance | Pump Installation and Repair |
| Reservoir - Cleaning, Painting & Caulking | Reservoir - Construction |
| Residential Water Service Installation 2" or less | Sprinkler Systems - Inspection, Testing & Maintenance |
| Water Main - Construction | Water Main - Repair |
| Water Tank Interior/Exterior Painting | Water Well Drilling |
| Well Drilling, Development and Redevelopment |