CORE GLOBAL LLC

236220 Commercial and Institutional Building Construction 237110 Water and Sewer Line and Related Structures Construction 237990 Other Heavy and Civil Engineering Construction 238110 Poured Concrete Foundation and Structure Contractors 238120 Structural Steel and Precast Concrete Contractors 238130 Framing Contractors 238140 Masonry Contractors 238150 Glass and Glazing Contractors 238160 Roofing Contractors 238170 Siding Contractors 238190 Other Foundation, Structure, and Building Exterior Contractors 238990 All Other Specialty Trade Contractors 484110 General Freight Trucking, Local 484121 General Freight Trucking, Long-Distance, Truckload 484122 General Freight Trucking, Long-Distance, Less Than Truckload 485111 Mixed Mode Transit Systems 485112 Commuter Rail Systems 485113 Bus and Other Motor Vehicle Transit Systems 485119 Other Urban Transit Systems 485210 Interurban and Rural Bus Transportation 485310 Taxi and Ridesharing Services 485320 Limousine Service 485410 School and Employee Bus Transportation 485510 Charter Bus Industry 485991 Special Needs Transportation 485999 All Other Transit and Ground Passenger Transportation 486110 Pipeline Transportation of Crude Oil 486210 Pipeline Transportation of Natural Gas 486910 Pipeline Transportation of Refined Petroleum Products 486990 All Other Pipeline Transportation 487110 Scenic and Sightseeing Transportation, Land 487210 Scenic and Sightseeing Transportation, Water 487990 Scenic and Sightseeing Transportation, Other 488111 Air Traffic Control 488119 Other Airport Operations 488190 Other Support Activities for Air Transportation 488210 Support Activities for Rail Transportation 488310 Port and Harbor Operations 488320 Marine Cargo Handling 488330 Navigational Services to Shipping 488390 Other Support Activities for Water Transportation 488410 Motor Vehicle Towing 488490 Other Support Activities for Road Transportation 488510 Freight Transportation Arrangement 488991 Packing and Crating 488999 All Other Support Activities for Transportation 492110 Couriers and Express Delivery Services 492210 Local Messengers and Local Delivery 531120 Lessors of Nonresidential Buildings (except Miniwarehouses) 541380 Testing Laboratories and Services 541512 Computer Systems Design Services 541519 Other Computer Related Services 541611 Administrative Management and General Management Consulting Services 541612 Human Resources Consulting Services 541614 Process, Physical Distribution, and Logistics Consulting Services 541618 Other Management Consulting Services 541620 Environmental Consulting Services 561210 Facilities Support Services 561311 Employment Placement Agencies 561312 Executive Search Services 561320 Temporary Help Services 561330 Professional Employer Organizations 561499 All Other Business Support Services 561621 Security Systems Services (except Locksmiths) 561710 Exterminating and Pest Control Services 561720 Janitorial Services 561730 Landscaping Services 561740 Carpet and Upholstery Cleaning Services 561790 Other Services to Buildings and Dwellings 561920 Convention and Trade Show Organizers 562112 Hazardous Waste Collection 562211 Hazardous Waste Treatment and Disposal 562910 Remediation Services 562920 Materials Recovery Facilities 611430 Professional and Management Development Training 721110 Hotels (except Casino Hotels) and Motels 721120 Casino Hotels 721199 All Other Traveler Accommodation

F101 ENVIRONMENTAL SYSTEMS PROTECTION- AIR QUALITY SUPPORT F103 ENVIRONMENTAL SYSTEMS PROTECTION- WATER QUALITY SUPPORT F105 ENVIRONMENTAL SYSTEMS PROTECTION- PESTICIDES SUPPORT F107 ENVIRONMENTAL SYSTEMS PROTECTION- TOXIC AND HAZARDOUS SUBSTANCE ANALYSIS F108 ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL REMEDIATION F109 ENVIRONMENTAL SYSTEMS PROTECTION- LEAKING UNDERGROUND STORAGE TANK SUPPORT F110 ENVIRONMENTAL SYSTEMS PROTECTION- DEVELOPMENT OF ENVIRONMENTAL IMPACT STATEMENTS AND ASSESSMENTS, TECHNICAL ANALYSIS AND ENVIRONMENTAL AUDITS F112 ENVIRONMENTAL SYSTEMS PROTECTION- OIL SPILL RESPONSE F113 ENVIRONMENTAL SYSTEMS PROTECTION- WETLANDS CONSERVATION AND SUPPORT F114 ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL LICENSING AND PERMITTING F115 ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL CONSULTING AND LEGAL SUPPORT F999 OTHER ENVIRONMENTAL SERVICES M1AA OPERATION OF OFFICE BUILDINGS M1AZ OPERATION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS Q901 HEALTHCARE ENVIRONMENTAL CLEANING R408 SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT R431 SUPPORT- PROFESSIONAL: HUMAN RESOURCES R497 SUPPORT- PROFESSIONAL: PERSONAL SERVICES CONTRACTS R499 SUPPORT- PROFESSIONAL: OTHER R602 SUPPORT- ADMINISTRATIVE: COURIER/MESSENGER R699 SUPPORT- ADMINISTRATIVE: OTHER R708 SUPPORT- MANAGEMENT: PUBLIC RELATIONS R799 SUPPORT- MANAGEMENT: OTHER S201 HOUSEKEEPING- CUSTODIAL JANITORIAL S205 HOUSEKEEPING- TRASH/GARBAGE COLLECTION S207 HOUSEKEEPING- INSECT/RODENT CONTROL S208 HOUSEKEEPING- LANDSCAPING/GROUNDSKEEPING S214 HOUSEKEEPING- CARPET LAYING/CLEANING S216 HOUSEKEEPING- FACILITIES OPERATIONS SUPPORT S217 HOUSEKEEPING- INTERIOR PLANTSCAPING S218 HOUSEKEEPING- SNOW REMOVAL/SALT V112 TRANSPORTATION/TRAVEL/RELOCATION- TRANSPORTATION: MOTOR FREIGHT V119 TRANSPORTATION/TRAVEL/RELOCATION- TRANSPORTATION: OTHER V122 TRANSPORTATION/TRAVEL/RELOCATION- TRANSPORTATION: MOTOR CHARTER V129 TRANSPORTATION/TRAVEL/RELOCATION- TRANSPORTATION: OTHER V212 TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: MOTOR PASSENGER V231 TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: LODGING, HOTEL/MOTEL V251 TRANSPORTATION/TRAVEL/RELOCATION- TRAVEL/LODGING/RECRUITMENT: CIVILIAN PERSONNEL RECRUITMENT V999 TRANSPORTATION/TRAVEL/RELOCATION- OTHER: OTHER X1AA LEASE/RENTAL OF OFFICE BUILDINGS Y1AA CONSTRUCTION OF OFFICE BUILDINGS Y1AZ CONSTRUCTION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS Y1DA CONSTRUCTION OF HOSPITALS AND INFIRMARIES Y1DB CONSTRUCTION OF LABORATORIES AND CLINICS Y1EB CONSTRUCTION OF MAINTENANCE BUILDINGS Y1EZ CONSTRUCTION OF OTHER INDUSTRIAL BUILDINGS Y1FA CONSTRUCTION OF FAMILY HOUSING FACILITIES Y1JZ CONSTRUCTION OF MISCELLANEOUS BUILDINGS Y1ND CONSTRUCTION OF SEWAGE AND WASTE FACILITIES Y1NE CONSTRUCTION OF WATER SUPPLY FACILITIES Y1NZ CONSTRUCTION OF OTHER UTILITIES Y1PZ CONSTRUCTION OF OTHER NON-BUILDING FACILITIES Z1AA MAINTENANCE OF OFFICE BUILDINGS Z2AA REPAIR OR ALTERATION OF OFFICE BUILDINGS Z2AZ REPAIR OR ALTERATION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS