| 1 | 236220 | COMMERCIAL AND INSTITUTIONAL BUILDING CONSTRUCTION | $641,644,687 | 6 |
| 2 | 621111 | OFFICES OF PHYSICIANS (EXCEPT MENTAL HEALTH SPECIALISTS) | $457,159,019 | 5 |
| 3 | 541715 | RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT NANOTECHNOLOGY AND BIOTECHNOLOGY) | $140,432,492 | 3 |
| 4 | 541330 | ENGINEERING SERVICES | $12,570,690 | 9 |
| 5 | 561210 | FACILITIES SUPPORT SERVICES | $11,786,221 | 4 |
| 6 | 511210 | SOFTWARE PUBLISHERS | $9,360,672 | 4 |
| 7 | 541611 | ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES | $7,949,554 | 1 |
| 8 | 541512 | COMPUTER SYSTEMS DESIGN SERVICES | $4,571,393 | 1 |
| 9 | 481211 | NONSCHEDULED CHARTERED PASSENGER AIR TRANSPORTATION | $4,008,277 | 1 |
| 10 | 541519 | OTHER COMPUTER RELATED SERVICES | $3,322,121 | 3 |
| 11 | 811310 | COMMERCIAL AND INDUSTRIAL MACHINERY AND EQUIPMENT (EXCEPT AUTOMOTIVE AND ELECTRONIC) REPAIR AND MAINTENANCE | $3,272,599 | 2 |
| 12 | 561612 | SECURITY GUARDS AND PATROL SERVICES | $3,058,500 | 1 |
| 13 | 324110 | PETROLEUM REFINERIES | $2,069,047 | 280 |
| 14 | 541513 | COMPUTER FACILITIES MANAGEMENT SERVICES | $1,394,189 | 1 |
| 15 | 221310 | WATER SUPPLY AND IRRIGATION SYSTEMS | $1,149,995 | 1 |
| 16 | 811490 | OTHER PERSONAL AND HOUSEHOLD GOODS REPAIR AND MAINTENANCE | $1,104,256 | 1 |
| 17 | 333120 | CONSTRUCTION MACHINERY MANUFACTURING | $1,076,064 | 6 |
| 18 | 238990 | ALL OTHER SPECIALTY TRADE CONTRACTORS | $1,030,750 | 1 |
| 19 | 325412 | PHARMACEUTICAL PREPARATION MANUFACTURING | $660,769 | 4 |
| 20 | 333413 | INDUSTRIAL AND COMMERCIAL FAN AND BLOWER AND AIR PURIFICATION EQUIPMENT MANUFACTURING | $593,090 | 1 |
| 21 | 336413 | OTHER AIRCRAFT PARTS AND AUXILIARY EQUIPMENT MANUFACTURING | $552,335 | 18 |
| 22 | 541511 | CUSTOM COMPUTER PROGRAMMING SERVICES | $426,075 | 1 |
| 23 | 492110 | COURIERS AND EXPRESS DELIVERY SERVICES | $356,740 | 1 |
| 24 | 541199 | ALL OTHER LEGAL SERVICES | $329,839 | 1 |
| 25 | 334510 | ELECTROMEDICAL AND ELECTROTHERAPEUTIC APPARATUS MANUFACTURING | $262,946 | 1 |
| 26 | 334517 | IRRADIATION APPARATUS MANUFACTURING | $165,198 | 1 |
| 27 | 336110 | AUTOMOBILE AND LIGHT DUTY MOTOR VEHICLE MANUFACTURING | $160,729 | 3 |
| 28 | 541713 | RESEARCH AND DEVELOPMENT IN NANOTECHNOLOGY | $149,998 | 1 |
| 29 | 326111 | PLASTICS BAG MANUFACTURING | $144,304 | 1 |
| 30 | 561621 | SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS) | $139,800 | 1 |
| 31 | 611310 | COLLEGES, UNIVERSITIES, AND PROFESSIONAL SCHOOLS | $136,266 | 1 |
| 32 | 812910 | PET CARE (EXCEPT VETERINARY) SERVICES | $127,082 | 1 |
| 33 | 541380 | TESTING LABORATORIES AND SERVICES | $116,784 | 2 |
| 34 | 334516 | ANALYTICAL LABORATORY INSTRUMENT MANUFACTURING | $114,658 | 3 |
| 35 | 336411 | AIRCRAFT MANUFACTURING | $112,876 | 11 |
| 36 | 332420 | METAL TANK (HEAVY GAUGE) MANUFACTURING | $100,273 | 1 |
| 37 | 333316 | PHOTOGRAPHIC AND PHOTOCOPYING EQUIPMENT MANUFACTURING | $71,147 | 1 |
| 38 | 423450 | MEDICAL, DENTAL, AND HOSPITAL EQUIPMENT AND SUPPLIES MERCHANT WHOLESALERS | $65,328 | 5 |
| 39 | 311999 | ALL OTHER MISCELLANEOUS FOOD MANUFACTURING | $63,783 | 1 |
| 40 | 334419 | OTHER ELECTRONIC COMPONENT MANUFACTURING | $63,122 | 2 |
| 41 | 339114 | DENTAL EQUIPMENT AND SUPPLIES MANUFACTURING | $61,125 | 1 |
| 42 | 332618 | OTHER FABRICATED WIRE PRODUCT MANUFACTURING | $60,352 | 1 |
| 43 | 485113 | BUS AND OTHER MOTOR VEHICLE TRANSIT SYSTEMS | $55,717 | 1 |
| 44 | 561320 | TEMPORARY HELP SERVICES | $53,129 | 1 |
| 45 | 339991 | GASKET, PACKING, AND SEALING DEVICE MANUFACTURING | $52,000 | 1 |
| 46 | 336211 | MOTOR VEHICLE BODY MANUFACTURING | $48,224 | 2 |
| 47 | 811210 | ELECTRONIC AND PRECISION EQUIPMENT REPAIR AND MAINTENANCE | $43,927 | 2 |
| 48 | 237310 | HIGHWAY, STREET, AND BRIDGE CONSTRUCTION | $40,000 | 1 |
| 49 | 332439 | OTHER METAL CONTAINER MANUFACTURING | $34,184 | 1 |
| 50 | 333298 | ALL OTHER INDUSTRIAL MACHINERY MANUFACTURING | $30,059 | 1 |
| 51 | 332722 | BOLT, NUT, SCREW, RIVET, AND WASHER MANUFACTURING | $25,648 | 3 |
| 52 | 321918 | OTHER MILLWORK (INCLUDING FLOORING) | $23,338 | 1 |
| 53 | 333997 | SCALE AND BALANCE MANUFACTURING (2007), SCALE AND BALANCE (EXCEPT LABORATORY) MANUFACTURING (2002) | $22,114 | 3 |
| 54 | 333924 | INDUSTRIAL TRUCK, TRACTOR, TRAILER, AND STACKER MACHINERY MANUFACTURING | $21,889 | 1 |
| 55 | 337214 | OFFICE FURNITURE (EXCEPT WOOD) MANUFACTURING | $21,787 | 1 |
| 56 | 531320 | OFFICES OF REAL ESTATE APPRAISERS | $19,800 | 1 |
| 57 | 321212 | SOFTWOOD VENEER AND PLYWOOD MANUFACTURING | $19,254 | 1 |
| 58 | 513210 | SOFTWARE PUBLISHERS | $17,650 | 1 |
| 59 | 332510 | HARDWARE MANUFACTURING | $16,664 | 2 |
| 60 | 334220 | RADIO AND TELEVISION BROADCASTING AND WIRELESS COMMUNICATIONS EQUIPMENT MANUFACTURING | $15,566 | 1 |
| 61 | 541110 | OFFICES OF LAWYERS | $15,000 | 1 |
| 62 | 332994 | SMALL ARMS, ORDNANCE, AND ORDNANCE ACCESSORIES MANUFACTURING | $14,540 | 1 |
| 63 | 532490 | OTHER COMMERCIAL AND INDUSTRIAL MACHINERY AND EQUIPMENT RENTAL AND LEASING | $14,000 | 1 |
| 64 | 311812 | COMMERCIAL BAKERIES | $13,297 | 2 |
| 65 | 488190 | OTHER SUPPORT ACTIVITIES FOR AIR TRANSPORTATION | $11,570 | 1 |
| 66 | 332991 | BALL AND ROLLER BEARING MANUFACTURING | $10,755 | 1 |
| 67 | 339113 | SURGICAL APPLIANCE AND SUPPLIES MANUFACTURING | $10,201 | 1 |
| 68 | 611420 | COMPUTER TRAINING | $8,360 | 1 |
| 69 | 314999 | ALL OTHER MISCELLANEOUS TEXTILE PRODUCT MILLS | $5,591 | 1 |
| 70 | 333241 | FOOD PRODUCT MACHINERY MANUFACTURING | $5,175 | 1 |
| 71 | 332215 | METAL KITCHEN COOKWARE, UTENSIL, CUTLERY, AND FLATWARE (EXCEPT PRECIOUS) MANUFACTURING | $4,247 | 1 |
| 72 | 332919 | OTHER METAL VALVE AND PIPE FITTING MANUFACTURING | $1,297 | 1 |
| 73 | 311991 | PERISHABLE PREPARED FOOD MANUFACTURING | $655 | 2 |