U.S. Census Bureau

Statistics of U.S. Businesses: 2005:
NAICS 54 - Professional, scientific, & technical services
United States

By detailed employment size By year By state By industry
 
U.S. - Professional, scientific, & technical services - by Employment Size of Enterprise
Introductory text includes scope and methodology. Table includes only establishments with payroll. Nonemployers are shown separately. For descriptions of column headings and rows (industries), click on the appropriate underlined element in the table.
Employment size of enterprise Firms Estab-
lish-
ments		 Paid
employees		 Annual
payroll
($1,000)
All firms 757,174 826,101 7,689,366 456,455,965
Firms with 0 to 4 employees (as of March 12) 549,175 549,567 802,286 39,634,276
Firms with 5 to 9 employees 103,584 104,391 674,991 30,278,413
Firms with 10 to 19 employees 56,013 58,315 743,696 38,112,649
Firms with 20 to 99 employees 38,767 48,514 1,444,021 86,987,660
Firms with 100 to 499 employees 6,735 17,720 1,076,332 67,500,456
Firms with 500 employees or more 2,900 47,594 2,948,040 193,942,511
Firms with 500 to 749 employees 617 3,419 225,774 14,945,034
Firms with 750 to 999 employees 317 1,864 138,604 9,380,612
Firms with 1,000 to 1,499 employees 387 2,433 192,962 13,710,877
Firms with 1,500 to 2,499 employees 425 3,017 266,276 18,372,069
Firms with 2,500 employees or more 1,154 36,861 2,124,424 137,533,919
Firms with 2,500 to 4,999 employees 391 6,066 308,061 19,454,924
Firms with 5,000 to 9,999 employees 295 7,278 318,587 17,378,284
Firms with 10,000 employees or more 468 23,517 1,497,776 100,700,711

 
 
U.S. - Professional, scientific, & technical services - by Year
Introductory text includes scope and methodology. Table includes only establishments with payroll. Nonemployers are shown separately. For descriptions of column headings and rows (industries), click on the appropriate underlined element in the table.
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data		 Year Firms by employment size of enterprise Paid employees by employment size of enterprise
Total20 + 100 +500 + Total20 + 100 +500 +
link to 2005 detail 2005 757,174 6.4% 1.3% 0.4% 7,689,366 71.1% 52.3% 38.3%
link to 2004 detail 2004 734,912 6.5% 1.3% 0.4% 7,569,981 70.9% 52.0% 38.4%
link to 2003 detail 2003 714,790 6.6% 1.3% 0.4% 7,340,246 70.6% 51.7% 38.1%
link to 2002 detail 2002 708,000 6.5% 1.2% 0.4% 7,046,205 69.6% 49.9% 35.8%
link to 2001 detail 2001 682,278 6.9% 1.3% 0.4% 7,156,579 70.5% 50.3% 35.9%
link to 2000 detail 2000 670,099 6.7% 1.2% 0.4% 6,816,216 69.7% 49.5% 35.3%
link to 1999 detail 1999 654,464 6.5% 1.2% 0.3% 6,432,422 68.7% 48.5% 34.9%
link to 1998 detail 1998 641,621 6.3% 1.2% 0.3% 6,052,365 67.6% 47.6% 33.7%

 
 
Professional, scientific, & technical services - by State
Introductory text includes scope and methodology. Table includes only establishments with payroll. Nonemployers are shown separately. For descriptions of column headings and rows (industries), click on the appropriate underlined element in the table.
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data		 State Firms by employment size of enterprise Paid employees by employment size of enterprise
Total20 + 100 +500 + Total20 + 100 +500 +
link to industry detail United States 757,174 6.4% 1.3% 0.4% 7,689,366 71.1% 52.3% 38.3%
link to industry detail Alabama 8,552 10.2% 4.0% 2.3% 95,543 71.3% 52.0% 37.8%
link to industry detail Alaska 1,703 10.9% 5.3% 3.8% 12,014 59.3% 34.2% 26.3%
link to industry detail Arizona 14,604 8.6% 3.9% 2.2% 118,943 67.6% 48.2% 32.6%
link to industry detail Arkansas 5,201 6.8% 2.7% 1.8% 36,141 57.2% 38.4% 25.6%
link to industry detail California 101,277 7.9% 2.2% 0.9% 1,192,324 75.7% 58.6% 46.2%
link to industry detail Colorado 20,589 7.5% 3.3% 1.9% 155,267 68.1% 49.6% 38.8%
link to industry detail Connecticut 9,702 9.7% 4.2% 2.4% 99,651 69.5% 51.7% 38.5%
link to industry detail Delaware 2,343 14.3% 6.8% 4.5% 27,202 76.9% 55.7% 40.6%
link to industry detail District of Columbia 4,121 22.3% 12.6% 7.3% 88,139 86.2% 73.2% 55.7%
link to industry detail Florida 62,485 5.8% 1.9% 0.9% 422,953 61.7% 42.4% 29.1%
link to industry detail Georgia 25,026 8.6% 3.4% 1.9% 209,548 69.3% 49.1% 34.9%
link to industry detail Hawaii 3,051 10.9% 5.3% 3.3% 24,724 63.1% 38.1% 24.8%
link to industry detail Idaho 3,595 8.6% 4.2% 2.7% 35,126 70.6% 57.7% 46.8%
link to industry detail Illinois 36,609 8.2% 3.0% 1.5% 350,082 72.1% 54.1% 40.2%
link to industry detail Indiana 11,996 9.1% 3.4% 1.8% 110,046 66.7% 45.7% 32.7%
link to industry detail Iowa 5,735 8.5% 3.3% 2.0% 42,486 56.2% 32.9% 19.1%
link to industry detail Kansas 6,687 9.6% 4.3% 2.5% 56,793 65.7% 46.3% 30.2%
link to industry detail Kentucky 7,523 9.5% 4.0% 2.4% 60,829 61.9% 39.4% 25.6%
link to industry detail Louisiana 10,470 8.4% 2.8% 1.6% 85,308 61.5% 37.5% 24.1%
link to industry detail Maine 3,375 8.4% 3.5% 2.3% 22,199 53.6% 30.8% 18.8%
link to industry detail Maryland 17,874 11.0% 4.1% 2.0% 221,269 77.1% 57.0% 39.6%
link to industry detail Massachusetts 21,121 10.4% 4.2% 2.2% 243,889 74.7% 55.9% 40.1%
link to industry detail Michigan 21,120 9.9% 3.9% 1.9% 291,171 78.4% 62.9% 46.7%
link to industry detail Minnesota 15,785 8.3% 3.2% 1.9% 127,953 67.8% 46.4% 31.4%
link to industry detail Mississippi 4,275 9.1% 3.6% 2.2% 31,689 57.1% 33.4% 20.7%
link to industry detail Missouri 12,728 9.8% 3.8% 2.1% 133,171 70.8% 51.8% 38.5%
link to industry detail Montana 3,137 6.8% 3.1% 2.0% 21,555 59.2% 43.6% 32.0%
link to industry detail Nebraska 3,908 10.4% 4.6% 3.2% 44,813 74.0% 56.9% 48.0%
link to industry detail Nevada 7,065 9.3% 4.1% 2.4% 53,317 66.4% 43.6% 27.8%
link to industry detail New Hampshire 3,864 10.1% 4.6% 3.1% 29,619 59.1% 37.0% 25.9%
link to industry detail New Jersey 30,333 8.7% 3.1% 1.5% 304,803 72.3% 53.8% 40.4%
link to industry detail New Mexico 4,454 9.7% 4.6% 3.0% 35,769 62.9% 42.5% 30.4%
link to industry detail New York 55,476 7.9% 2.4% 1.1% 578,103 73.3% 55.0% 41.0%
link to industry detail North Carolina 19,868 8.5% 3.4% 1.9% 174,892 66.9% 47.6% 35.2%
link to industry detail North Dakota 1,319 9.8% 4.1% 2.3% 11,561 64.3% 44.4% 25.3%
link to industry detail Ohio 23,559 9.7% 3.6% 1.9% 244,577 69.2% 48.9% 33.5%
link to industry detail Oklahoma 8,469 7.3% 2.9% 1.8% 65,621 62.1% 43.7% 29.6%
link to industry detail Oregon 10,536 8.0% 3.4% 2.0% 75,596 60.1% 40.3% 26.9%
link to industry detail Pennsylvania 27,832 10.0% 3.5% 1.8% 304,291 71.9% 51.0% 35.5%
link to industry detail Rhode Island 3,016 9.3% 3.8% 2.4% 22,718 60.5% 37.1% 25.9%
link to industry detail South Carolina 8,646 8.8% 3.6% 2.1% 76,896 66.0% 47.1% 34.9%
link to industry detail South Dakota 1,633 7.6% 3.5% 2.2% 9,716 46.3% 24.4% 17.6%
link to industry detail Tennessee 10,265 10.6% 4.3% 2.6% 110,585 70.4% 51.3% 39.6%
link to industry detail Texas 51,786 8.2% 2.7% 1.3% 519,075 70.6% 51.4% 37.9%
link to industry detail Utah 7,145 10.2% 4.5% 2.9% 64,467 72.5% 50.0% 33.7%
link to industry detail Vermont 2,051 7.5% 3.4% 2.2% 15,821 59.9% 43.5% 36.5%
link to industry detail Virginia 23,051 11.4% 4.5% 2.0% 355,406 81.9% 66.5% 49.8%
link to industry detail Washington 17,549 8.6% 3.5% 1.9% 147,540 66.9% 46.8% 29.7%
link to industry detail West Virginia 2,790 11.1% 5.3% 3.2% 23,323 59.1% 35.0% 20.0%
link to industry detail Wisconsin 10,742 10.0% 3.7% 2.2% 96,891 64.3% 41.3% 26.6%
link to industry detail Wyoming 1,698 6.3% 2.8% 1.9% 7,951 37.2% 16.7% 11.7%

 
 
U.S. - Professional, scientific, & technical services - by Subsector
Introductory text includes scope and methodology. Table includes only establishments with payroll. Nonemployers are shown separately. For descriptions of column headings and rows (industries), click on the appropriate underlined element in the table.
Industry
detail		 NAICS
code		 Industry title
(with link to definition) 		Firms by employment size of enterprise Paid employees by employment size of enterprise
Total20 + 100 +500 + Total20 + 100 +500 +
  54 Professional, scientific, & technical services 757,174 6.4% 1.3% 0.4% 7,689,366 71.1% 52.3% 38.3%
link to industry detail 541 Professional, scientific, & technical services 757,174 6.4% 1.3% 0.4% 7,689,366 71.1% 52.3% 38.3%

 
 
U.S. - Professional, scientific, & technical services - by Industry
Introductory text includes scope and methodology. Table includes only establishments with payroll. Nonemployers are shown separately. For descriptions of column headings and rows (industries), click on the appropriate underlined element in the table.
D = Withheld to avoid disclosure
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data		 NAICS
code		 Industry title
(with link to definition) 		Firms by employment size of enterprise Paid employees by employment size of enterprise
Total20 + 100 +500 + Total20 + 100 +500 +
link to state detail 541 Professional, scientific, & technical services 757,174 6.4% 1.3% 0.4% 7,689,366 71.1% 52.3% 38.3%
link to state detail 5411 Legal services 179,919 4.7% 0.7% 0.1% 1,199,470 54.2% 31.5% 16.2%
link to state detail 54111 Offices of lawyers 168,646 4.5% 0.6% 0.1% 1,102,715 53.7% 31.2% 15.7%
link to state detail 54119 Other legal services 11,306 7.5% 1.5% 0.6% 96,755 59.7% 35.1% 22.1%
link to state detail 541191 Title abstract & settlement offices 8,840 8.0% 1.5% 0.6% 80,944 59.6% 34.8% 22.8%
link to state detail 541199 All other legal services 2,468 5.8% 1.5% 0.6% 15,811 59.9% 36.5% 18.4%
link to state detail 5412 Accounting, tax preparation, bookkeeping, & payroll services 105,761 6.0% 1.5% 0.6% 1,330,242 75.0% 61.9% 50.7%
link to state detail 541211 Offices of certified public accountants 53,632 4.5% 0.7% 0.3% 395,618 53.2% 34.9% 27.7%
link to state detail 541213 Tax preparation services 14,580 7.7% 0.9% 0.2% 205,201 76.9% 59.3% 51.3%
link to state detail 541214 Payroll services 3,758 35.8% 17.3% 6.0% 520,395 98.0% 92.1% 76.8%
link to state detail 541219 Other accounting services 33,927 4.7% 1.7% 0.8% 209,028 57.0% 40.3% 28.8%
link to state detail 5413 Architectural, engineering, & related services 99,431 10.2% 2.0% 0.6% 1,297,776 73.6% 50.1% 32.6%
link to state detail 54131 Architectural services 23,798 7.4% 1.1% 0.2% 186,474 53.7% 24.3% 7.1%
link to state detail 54132 Landscape architectural services 6,391 6.4% 0.9% 0.2% 39,831 49.0% 18.5% 6.4%
link to state detail 54133 Engineering services 46,407 13.7% 3.2% 1.0% 881,846 82.0% 60.7% 42.6%
link to state detail 54134 Drafting services 2,740 2.4% 0.6% 0.3% 9,672 30.4% D D
link to state detail 54135 Building inspection services 5,381 2.4% 0.5% 0.1% 16,009 36.4% D D
link to state detail 54136 Geophysical surveying & mapping services 818 7.9% 2.3% 1.1% 7,398 66.7% 47.0% 32.0%
link to state detail 54137 Surveying & mapping (except geophysical) services 9,219 6.7% 0.8% 0.2% 63,497 39.2% 12.2% 3.9%
link to state detail 54138 Testing laboratories 4,981 19.9% 5.5% 2.3% 93,049 79.4% 50.7% 27.9%
link to state detail 5414 Specialized design services 32,726 2.7% 0.5% 0.2% 121,443 32.2% 12.6% 7.0%
link to state detail 54141 Interior design services 12,542 2.0% 0.3% 0.1% 42,152 27.5% 11.5% 6.5%
link to state detail 54142 Industrial design services 1,833 7.1% 2.3% 1.4% 11,986 56.9% 31.3% 20.7%
link to state detail 54143 Graphic design services 16,419 2.7% 0.4% 0.2% 60,188 30.4% 9.5% 4.4%
link to state detail 54149 Other specialized design services 1,938 3.3% 1.0% 0.6% 7,117 33.3% 13.0% 9.4%
link to state detail 5415 Computer systems design & related services 97,556 7.3% 1.8% 0.6% 1,131,837 79.3% 60.8% 45.6%
link to state detail 541511 Custom computer programming services 44,421 8.5% 2.0% 0.8% 459,860 75.9% 51.9% 35.6%
link to state detail 541512 Computer systems design services 39,083 6.9% 2.0% 0.8% 456,909 79.3% 63.5% 48.9%
link to state detail 541513 Computer facilities management services 2,464 17.3% 8.1% 3.9% 104,903 93.7% 85.1% 73.4%
link to state detail 541519 Other computer related services 12,005 5.8% 1.8% 0.8% 110,165 80.2% 63.6% 47.3%
link to state detail 5416 Management, scientific, & technical consulting services 130,449 4.8% 1.3% 0.5% 956,786 71.1% 53.6% 38.5%
link to state detail 54161 Management consulting services 102,046 5.0% 1.5% 0.6% 814,248 73.8% 57.7% 42.4%
link to state detail 541611 Admin management & general management consulting services 52,207 5.0% 1.6% 0.7% 409,976 74.2% 58.8% 43.4%
link to state detail 541612 Human resources & executive search consulting services 14,652 6.4% 1.8% 0.8% 173,484 78.7% 64.1% 49.1%
link to state detail 541613 Marketing consulting services 23,109 4.3% 1.2% 0.5% 138,351 67.4% 49.0% 32.9%
link to state detail 541614 Process, physical distribution, & logistics consulting services 5,693 8.5% 2.9% 1.4% 66,140 79.9% 61.6% 46.9%
link to state detail 541618 Other management consulting services 6,507 2.8% 0.6% 0.2% 26,297 53.7% 33.1% 20.7%
link to state detail 54162 Environmental consulting services 7,896 7.8% 1.5% 0.5% 62,057 60.4% 32.6% 15.6%
link to state detail 54169 Other scientific & technical consulting services 20,585 3.3% 0.8% 0.3% 80,481 51.5% 29.1% 16.9%
link to state detail 5417 Scientific research & development services 13,010 22.3% 9.8% 5.4% 660,520 93.9% 83.9% 71.3%
link to state detail 54171 Research & development in the phys, engineering & life sciences 10,900 23.6% 10.6% 5.9% 602,877 94.4% 84.8% 72.3%
link to state detail 54172 Research & development in the social sciences & humanities 2,161 17.6% 7.6% 4.4% 57,643 88.7% 74.8% 61.4%
link to state detail 5418 Advertising & related services 35,434 8.5% 1.8% 0.7% 413,509 72.7% 51.5% 38.4%
link to state detail 54181 Advertising agencies 12,127 9.4% 1.8% 0.8% 156,462 74.7% 53.2% 43.5%
link to state detail 54182 Public relations agencies 6,849 5.4% 1.3% 0.7% 41,998 53.5% 31.2% 22.0%
link to state detail 54183 Media buying services 770 9.1% 2.6% 1.2% 7,602 68.6% 44.0% 29.5%
link to state detail 54184 Media representatives 2,100 9.0% 2.4% 1.3% 19,318 64.7% 39.9% 25.0%
link to state detail 54185 Display advertising 2,001 8.4% 2.7% 1.1% 24,798 76.0% 60.0% 44.2%
link to state detail 54186 Direct mail advertising 3,140 19.7% 4.6% 1.7% 70,512 82.8% 55.7% 35.8%
link to state detail 54187 Advertising material distribution services 634 13.9% 5.7% 3.0% 12,990 87.7% 70.7% 50.4%
link to state detail 54189 Other services related to advertising 7,915 6.0% 1.4% 0.6% 79,829 68.7% 52.9% 39.6%
link to state detail 5419 Other professional, scientific, & technical services 64,600 7.5% 0.9% 0.3% 577,783 56.7% 32.8% 22.9%
link to state detail 54191 Marketing research & public opinion polling 4,349 17.9% 5.9% 1.9% 120,453 89.6% 71.7% 48.6%
link to state detail 54192 Photographic services 13,385 2.6% 0.4% 0.2% 85,448 61.4% 48.8% 43.2%
link to state detail 541921 Photography studios, portrait 9,346 2.6% 0.4% 0.2% 71,595 66.6% 56.0% 50.3%
link to state detail 541922 Commercial photography 4,047 2.7% 0.4% 0.2% 13,853 34.5% 11.9% 6.2%
link to state detail 54193 Translation & interpretation sevices 1,745 5.0% 1.4% 0.5% 11,309 62.1% 42.3% 17.3%
link to state detail 54194 Veterinary services 25,955 11.1% 0.3% 0.1% 269,724 39.5% 8.2% 5.5%
link to state detail 54199 All other professional, scientific, & technical services 19,178 3.8% 1.0% 0.4% 90,849 59.1% 37.8% 22.3%

All-sector table By detailed employment size By year By state By industry Data in formats for downloading Other data for NAICS 54

Source: Statistics of U.S. Businesses Questions?