1997 Economic Census:
Bridge Between NAICS and SIC
Professional, scientific, & technical services

 
NAICS 541:   Professional, scientific, & technical services -   Finder by Major Group (2-digit SIC)
Go to
bridge		 NAICS Description Estab-
lish-
ments		 Receipts
($1,000)		 Paid
employees		 Annual
payroll
($1,000)
541 Professional, scientific, & technical services Taxable 615,305 579,542,139 5,212,745 225,376,050
Exempt 5,824 15,708,510 148,465 6,022,741
5411 Legal services Taxable 173,716 127,052,406 1,012,092 49,060,017
Exempt 2,532 1,496,807 23,316 796,671
5412 Accounting, tax return prep, bookkeeping, & payroll services Taxable 97,512 61,117,315 966,533 26,104,086
5413 Architectural, engineering, & related services Taxable 92,710 116,986,061 1,038,317 46,942,816
5414 Specialized design services Taxable 26,436 14,254,024 113,035 4,088,006
5415 Computer systems design & related services Taxable 72,278 108,967,614 764,659 42,150,658
5416 Management, scientific, & technical consulting services Taxable 80,426 63,428,740 511,252 26,581,677
5417 Scientific research & development services Taxable 7,830 23,078,307 176,974 9,322,150
Exempt 3,292 14,211,703 125,149 5,226,070
5418 Advertising & related services Taxable 38,832 49,290,082 417,214 16,012,117
5419 Other professional, scientific, & technical services Taxable 25,565 15,367,590 212,669 5,114,523

 

NAICS 541:   Professional, scientific, & technical services -   6-digit NAICS by 4-digit SIC
Includes only establishments with payroll. Introductory text includes scope and methodology. Figures to the left of SIC codes indicate the percent of SIC receipts represented by that part; and link to Table 1 where other parts of the NAICS are shown. links to 1997 and 1992 Comparative Statistics for whole SICs.
NAICS SIC Pt Description Estab-
lish-
ments		 Receipts
($1,000)		 Paid
employees		 Annual
payroll
($1,000)
5411   Legal services Taxable 173,716 127,052,406 1,012,092 49,060,017
Exempt 2,532 1,496,807 23,316 796,671
54111   Offices of lawyers Taxable 165,757 122,616,890 956,074 47,409,587
Exempt 2,532 1,496,807 23,316 796,671
541110 Comparable   Offices of lawyers Taxable 165,757 122,616,890 956,074 47,409,587
100% of 8111 10
Offices of lawyers
 Taxable 165,757 122,616,890 956,074 47,409,587
541110 Comparable   Offices of lawyers Exempt 2,532 1,496,807 23,316 796,671
100% of 8111 30
Legal aid societies & similar legal services
 Exempt 2,532 1,496,807 23,316 796,671
54119   Other legal services Taxable 7,959 4,435,516 56,018 1,650,430
541191 Comparable   Title abstract & settlement offices Taxable 6,391 3,489,167 46,711 1,386,275
  6541
Title abstract & settlement offices
 Taxable 6,391 3,489,167 46,711 1,386,275
541199 Not Comparable   All other legal services Taxable 1,568 946,349 9,307 264,155
2% of 7389 14
Process services/patent agents/notaries public/paralegal services
 Taxable 1,568 946,349 9,307 264,155
NAICS SIC Pt Description Estab-
lish-
ments		 Receipts
($1,000)		 Paid
employees		 Annual
payroll
($1,000)
5412   Accounting, tax return prep, bookkeeping, & payroll services Taxable 97,512 61,117,315 966,533 26,104,086
54121   Accounting, tax return prep, bookkeeping, & payroll services Taxable 97,512 61,117,315 966,533 26,104,086
541211 Not Comparable   Offices of certified public accountants Taxable 53,651 38,601,265 389,340 15,167,282
71% of 8721 10
Offices of certified public accountants
 Taxable 53,651 38,601,265 389,340 15,167,282
541213 Comparable   Tax return preparation services Taxable 12,830 2,184,210 147,698 760,170
  7291
Tax preparation services
 Taxable 12,830 2,184,210 147,698 760,170
541214 Not Comparable   Payroll services Taxable 2,709 14,113,017 316,425 7,598,085
34% of 7819 70
Talent payment services
 Taxable 151 4,297,250 128,761 2,446,236
18% of 8721 40
Payroll services
 Taxable 2,558 9,815,767 187,664 5,151,849
541219 Not Comparable   Other accounting services Taxable 28,322 6,218,823 113,070 2,578,549
11% of 8721 20
Other accounting services
 Taxable 28,322 6,218,823 113,070 2,578,549
NAICS SIC Pt Description Estab-
lish-
ments		 Receipts
($1,000)		 Paid
employees		 Annual
payroll
($1,000)
5413   Architectural, engineering, & related services Taxable 92,710 116,986,061 1,038,317 46,942,816
54131   Architectural services Taxable 20,602 16,988,338 146,702 6,468,524
541310 Comparable   Architectural services Taxable 20,602 16,988,338 146,702 6,468,524
  8712
Architectural services
 Taxable 20,602 16,988,338 146,702 6,468,524
54133   Engineering services Taxable 52,526 88,180,688 730,048 35,337,890
541330 Comparable   Engineering services Taxable 52,526 88,180,688 730,048 35,337,890
  8711
Engineering services
 Taxable 52,526 88,180,688 730,048 35,337,890
54134   Drafting services Taxable 1,872 605,362 9,150 310,342
541340 Not Comparable   Drafting services Taxable 1,872 605,362 9,150 310,342
1% of 7389 13
Drafting services
 Taxable 1,872 605,362 9,150 310,342
54135   Building inspection services Taxable 2,771 639,041 8,674 240,080
541350 Not Comparable   Building inspection services Taxable 2,771 639,041 8,674 240,080
1% of 7389 12
Building inspection services
 Taxable 2,771 639,041 8,674 240,080
54136   Geophysical surveying & mapping services Taxable 587 1,087,786 9,905 445,595
541360 Not Comparable   Geophysical surveying & mapping services Taxable 587 1,087,786 9,905 445,595
1% of 1081 20
Geophysical surveying serv only for metal mining, contract basis
 Taxable 21 3,783 41 1,101
63% of 1382 20
Geophysical surveying serv for oil & gas fields, contract basis
 Taxable 213 518,667 2,907 104,681
4% of 1481 20
Geophysical surveying serv for nonmetallic minerals (exc fuels)
 Taxable 17 8,313 62 2,877
16% of 8713 20
Geophysical surveying
 Taxable 336 557,023 6,895 336,936
54137   Surveying & mapping (except geophysical) services Taxable 8,864 3,041,882 51,814 1,431,603
541370 Not Comparable   Surveying & mapping (except geophysical) services Taxable 8,864 3,041,882 51,814 1,431,603
0% of 7389 09
Map making services
 Taxable 175 145,416 1,829 56,223
84% of 8713 10
Surveying services
 Taxable 8,689 2,896,466 49,985 1,375,380
54138   Testing laboratories Taxable 5,488 6,442,964 82,024 2,708,782
541380 Comparable   Testing laboratories Taxable 5,488 6,442,964 82,024 2,708,782
100% of 8734 10
Testing laboratories
 Taxable 5,488 6,442,964 82,024 2,708,782
NAICS SIC Pt Description Estab-
lish-
ments		 Receipts
($1,000)		 Paid
employees		 Annual
payroll
($1,000)
5414   Specialized design services Taxable 26,436 14,254,024 113,035 4,088,006
54141   Interior design services Taxable 9,612 4,945,340 33,915 1,021,531
541410 Not Comparable   Interior design services Taxable 9,612 4,945,340 33,915 1,021,531
8% of 7389 20
Interior design services
 Taxable 9,612 4,945,340 33,915 1,021,531
54142   Industrial design services Taxable 1,322 1,363,017 13,607 582,591
541420 Not Comparable   Industrial design services Taxable 1,322 1,363,017 13,607 582,591
2% of 7389 16
Industrial design services
 Taxable 1,322 1,363,017 13,607 582,591
54143   Graphic design services Taxable 14,631 7,554,903 61,622 2,354,674
541430 Almost Comparable   Graphic design services Taxable 14,631 7,554,903 61,622 2,354,674
100% of 7336
Graphic design services
 Taxable 14,582 7,542,120 6,688 2,349,873
  7336 10
Commercial art
 Taxable 2,017 801,037 6,688 240,746
  7336 20
Graphic design services
 Taxable 12,565 6,741,083 54,791 2,109,127
1% of 8099 20
Medical artists
 Taxable 49 12,783 143 4,801
54149   Other specialized design services Taxable 871 390,764 3,891 129,210
541490 Not Comparable   Other specialized design services Taxable 871 390,764 3,891 129,210
1% of 7389 11
Other design services
 Taxable 871 390,764 3,891 129,210
NAICS SIC Pt Description Estab-
lish-
ments		 Receipts
($1,000)		 Paid
employees		 Annual
payroll
($1,000)
5415   Computer systems design & related services Taxable 72,278 108,967,614 764,659 42,150,658
54151   Computer systems design & related services Taxable 72,278 108,967,614 764,659 42,150,658
541511 Comparable   Custom computer programming services Taxable 31,624 38,300,515 318,198 18,417,084
  7371
Custom computer programming services
 Taxable 31,624 38,300,515 318,198 18,417,084
541512 Not Comparable   Computer systems design services Taxable 30,804 51,212,916 337,526 18,459,669
  7373
Computer systems integrators
 Taxable 10,571 35,270,055 207,741 11,341,975
74% of 7379 11
Computer systems consultants (except systems integrators)
 Taxable 20,233 15,942,861 129,785 7,117,694
541513 Comparable   Computer facilities management services Taxable 1,445 15,114,194 71,821 3,389,511
  7376
Computer facilities management services
 Taxable 1,445 15,114,194 71,821 3,389,511
541519 Not Comparable   Other computer related services Taxable 8,405 4,339,989 37,114 1,884,394
20% of 7379
Other computer related services
 Taxable 8,405 4,339,989 27,598 1,884,394
  7379 12
All oth computer consultants (exc computer systems consultants)
 Taxable 7,604 3,432,145 27,598 1,559,897
  7379 92
All other computer related services
 Taxable 801 907,844 9,516 324,497
NAICS SIC Pt Description Estab-
lish-
ments		 Receipts
($1,000)		 Paid
employees		 Annual
payroll
($1,000)
5416   Management, scientific, & technical consulting services Taxable 80,426 63,428,740 511,252 26,581,677
54161   Management consulting services Taxable 60,794 52,224,697 411,044 22,296,821
541611 Not Comparable   Administrative management & general management consulting service Taxable 27,399 28,556,409 208,674 12,738,842
65% of 8742 10
Administrative management & general management consulting serv
 Taxable 27,399 28,556,409 208,674 12,738,842
541612 Not Comparable   Human resources & executive search consulting services Taxable 14,788 10,713,115 99,719 5,160,322
53% of 7361 20
Executive placement services
 Taxable 7,619 5,154,804 47,179 2,640,672
10% of 8742 20
Human resources & personnel management consulting
 Taxable 6,455 4,405,545 42,241 1,948,085
N 8999 12
Actuarial consulting services
 Taxable 714 1,152,766 10,299 571,565
541613 Not Comparable   Marketing consulting services Taxable 12,498 7,874,497 61,418 2,547,408
18% of 8742 30
Marketing consulting services
 Taxable 12,498 7,874,497 61,418 2,547,408
541614 Not Comparable   Process, physical distribution, & logistics consulting services Taxable 3,078 3,259,152 25,366 1,195,682
7% of 8742 40
Process, physical, distribution & logistics consulting
 Taxable 3,078 3,259,152 25,366 1,195,682
541618 Not Comparable   Other management consulting services Taxable 3,031 1,821,524 15,867 654,567
1% of 4731 22
Tariff consulting
 Taxable 212 142,108 1,638 52,973
19% of 8748 40
Other management consulting services
 Taxable 2,819 1,679,416 14,229 601,594
54162   Environmental consulting services Taxable 6,725 4,780,771 46,145 1,777,594
541620 Not Comparable   Environmental consulting services Taxable 6,725 4,780,771 46,145 1,777,594
N 8999 20
Environmental consulting services
 Taxable 6,725 4,780,771 46,145 1,777,594
54169   Other scientific & technical consulting services Taxable 12,907 6,423,272 54,063 2,507,262
541690 Not Comparable   Other scientific & technical consulting services Taxable 12,907 6,423,272 54,063 2,507,262
52% of 8748 30
Other scientific & technical consulting services
 Taxable 9,975 4,503,566 36,898 1,771,658
N 8999 11
Sci & related consulting serv (exc environmental & actuarial)
 Taxable 2,932 1,919,706 17,165 735,604
NAICS SIC Pt Description Estab-
lish-
ments		 Receipts
($1,000)		 Paid
employees		 Annual
payroll
($1,000)
5417   Scientific research & development services Taxable 7,830 23,078,307 176,974 9,322,150
Exempt 3,292 14,211,703 125,149 5,226,070
54171   R&D in the physical, engineering, & life sciences Taxable 6,855 21,821,756 161,304 8,820,582
Exempt 2,318 12,324,171 107,812 4,593,475
541710 Comparable   R&D in the physical, engineering, & life sciences Taxable 6,855 21,821,756 161,304 8,820,582
100% of 8731
R&D in the physical, engineering, & life sciences
 Taxable 6,855 21,821,756 108,832 8,820,582
  8731 10
Commercial physical & engineering sciences research
 Taxable 4,269 14,861,730 108,832 5,890,352
  8731 20
Commercial life sciences research
 Taxable 2,586 6,960,026 52,472 2,930,230
541710 Not Comparable   R&D in the physical, engineering, & life sciences Exempt 2,318 12,324,171 107,812 4,593,475
100% of 8731
R&D in the physical, engineering, & life sciences
 Exempt 450 4,572,473 27,601 1,788,782
  8731 10
Commercial physical & engineering sciences research
 Exempt 237 3,739,200 27,601 1,482,486
  8731 20
Commercial life sciences research
 Exempt 213 833,273 6,506 306,296
84% of 8733
R&D in the physical, engineering, & life sciences
 Exempt 1,868 7,751,698 34,404 2,804,693
  8733 10
Noncommercial physical & engineering sciences research
 Exempt 623 3,822,276 34,404 1,360,142
  8733 20
Noncommercial life sciences research
 Exempt 1,245 3,929,422 39,301 1,444,551
54172   Research & development in the social sciences & humanities Taxable 975 1,256,551 15,670 501,568
Exempt 974 1,887,532 17,337 632,595
541720 Not Comparable   R&D in the social sciences & humanities Taxable 975 1,256,551 15,670 501,568
14% of 8732 10
Social science & humanities research
 Taxable 975 1,256,551 15,670 501,568
541720 Not Comparable   R&D in the social sciences & humanities Exempt 974 1,887,532 17,337 632,595
100% of 8732 10
Social science & humanities research
 Exempt 229 387,225 4,904 154,120
16% of 8733 30
Noncommercial research in social science & humanities
 Exempt 745 1,500,307 12,433 478,475
NAICS SIC Pt Description Estab-
lish-
ments		 Receipts
($1,000)		 Paid
employees		 Annual
payroll
($1,000)
5418   Advertising & related services Taxable 38,832 49,290,082 417,214 16,012,117
54181   Advertising agencies Taxable 13,390 16,871,520 139,486 7,556,880
541810 Comparable   Advertising agencies Taxable 13,390 16,871,520 139,486 7,556,880
  7311
Advertising agencies
 Taxable 13,390 16,871,520 139,486 7,556,880
54182   Public relations agencies Taxable 6,513 4,771,957 38,735 1,951,633
541820 Comparable   Public relations agencies Taxable 6,513 4,771,957 38,735 1,951,633
  8743
Public relations services
 Taxable 6,513 4,771,957 38,735 1,951,633
54183   Media buying services Taxable 882 1,056,713 8,534 422,027
541830 Not Comparable   Media buying services Taxable 882 1,056,713 8,534 422,027
19% of 7319 10
Media buying services
 Taxable 882 1,056,713 8,534 422,027
54184   Media representatives Taxable 2,686 3,308,665 26,437 1,060,529
541840 Comparable   Media representatives Taxable 2,686 3,308,665 26,437 1,060,529
100% of 7313
Media representatives
 Taxable 2,686 3,308,665 12,946 1,060,529
  7313 10
Radio & television advertising representatives
 Taxable 1,142 1,278,211 12,946 541,527
  7313 20
Publishers' advertising representatives
 Taxable 1,544 2,030,454 13,491 519,002
54185   Display advertising Taxable 2,261 4,638,974 41,357 823,063
541850 Not Comparable   Display advertising Taxable 2,261 4,638,974 41,357 823,063
  7312
Outdoor advertising services
 Taxable 1,628 2,389,357 14,923 519,665
40% of 7319 30
Display advertising, except outdoor
 Taxable 633 2,249,617 26,434 303,398
54186   Direct mail advertising Taxable 3,454 8,672,214 85,669 2,426,572
541860 Not Comparable   Direct mail advertising Taxable 3,454 8,672,214 85,669 2,426,572
85% of 7331 20
Direct mail advertising services, (except mail list services)
 Taxable 3,454 8,672,214 85,669 2,426,572
54187   Advertising material distribution services Taxable 560 829,683 9,642 174,956
541870 Not Comparable   Advertising material distribution services Taxable 560 829,683 9,642 174,956
15% of 7319 20
Advertising material distribution services
 Taxable 560 829,683 9,642 174,956
54189   Other services related to advertising Taxable 9,086 9,140,356 67,354 1,596,457
541890 Not Comparable   Other services related to advertising Taxable 9,086 9,140,356 67,354 1,596,457
10% of 5199 77
Advertising specialities goods distributors
 Taxable 4,477 6,847,023 29,665 943,235
26% of 7319 40
Other advertising services
 Taxable 1,091 1,476,116 26,124 431,203
1% of 7389
Other services related to advertising
 Taxable 3,518 817,217 10,959 222,019
  7389 10
Sign painting & lettering shop
 Taxable 3,390 786,247 10,959 214,789
  7389 21
Welcoming services
 Taxable 128 30,970 606 7,230
NAICS SIC Pt Description Estab-
lish-
ments		 Receipts
($1,000)		 Paid
employees		 Annual
payroll
($1,000)
5419   Other professional, scientific, & technical services Taxable 25,565 15,367,590 212,669 5,114,523
54191   Marketing research & public opinion polling Taxable 4,030 7,879,886 107,552 2,963,417
541910 Not Comparable   Marketing research & public opinion polling Taxable 4,030 7,879,886 107,552 2,963,417
86% of 8732 20
Market research & public opinion polling
 Taxable 4,030 7,879,886 107,552 2,963,417
54192   Photographic services Taxable 17,573 5,571,219 83,905 1,539,891
541921 Comparable   Photographic studios, portrait Taxable 13,245 3,705,100 65,395 990,666
  7221
Photographic studios, portrait
 Taxable 13,245 3,705,100 65,395 990,666
541922 Almost Comparable   Commercial photography Taxable 4,328 1,866,119 18,510 549,225
  7335
Commercial photography
 Taxable 4,298 1,852,008 18,371 544,512
1% of 8099 30
Medical photography
 Taxable 30 14,111 139 4,713
54193   Translation & interpretation services Taxable 904 414,570 4,863 142,155
541930 Not Comparable   Translation & interpretation services Taxable 904 414,570 4,863 142,155
1% of 7389 15
Translation & interpretation services
 Taxable 904 414,570 4,863 142,155
54199   All other professional, scientific, & technical services Taxable 3,058 1,501,915 16,349 469,060
541990 Not Comparable   All other professional, scientific, & technical services Taxable 3,058 1,501,915 16,349 469,060
2% of 7389 99
All other professional, scientific & technical services
 Taxable 3,058 1,501,915 16,349 469,060
N=Not available D=Withheld to avoid disclosure
NAICS 541:   Professional, scientific, & technical services -   6-digit NAICS by 4-digit SIC
Includes only establishments with payroll. Introductory text includes scope and methodology. Figures to the left of SIC codes indicate the percent of SIC receipts represented by that part; and link to Table 1 where other parts of the NAICS are shown. links to 1997 and 1992 Comparative Statistics for whole SICs.
NAICS SIC Pt Description Estab-
lish-
ments		 Receipts
($1,000)		 Paid
employees		 Annual
payroll
($1,000)
5411   Legal services 68 D 1,260 98,323
  B
Mining
 4 N (100-249) N
  D
Manufacturing
 15 N (100-249) N
  E
Transportation, communications, & utilities %% **
 5 N (20-99) N
  F
Wholesale trade
 11 N (100-249) N
  G
Retail trade
 15 N (500-999) N
  H
Financial, insurance, and real estate industries
 5 N (20-99) N
  I
Service industries
 13 N (100-249) N
5412   Accounting, tax return prep, bookkeeping, & payroll services 1,285 201,410 48,139 2,194,954
  B
Mining
 29 N (2500-4999) N
  C
Construction industries
 16 N (100-249) N
  D
Manufacturing
 164 N (5000-9999) N
  E
Transportation, communications, & utilities %% **
 46 N (1000-2499) N
  F
Wholesale trade
 134 N (2500-4999) N
  G
Retail trade
 481 N (10k-24999) N
  H
Financial, insurance, and real estate industries
 51 N (1000-2499) N
  I
Service industries
 364 N (10k-24999) N
5417   Scientific research & development services 1,048 728,053 182,077 13,185,456
  B
Mining
 28 N (2500-4999) N
  C
Construction industries
 2 N (250-499) N
  D
Manufacturing
 762 N (100,000+) N
  E
Transportation, communications, & utilities %% **
 3 N (20-99) N
  F
Wholesale trade
 146 N (10k-24999) N
  G
Retail trade
 19 N (250-499) N
  H
Financial, insurance, and real estate industries
 2 N (20-99) N
  I
Service industries
 86 N (5000-9999) N
5418   Advertising & related services 409 260,676 16,917 954,379
  B
Mining
 1 N (1-19) N
  D
Manufacturing
 274 N (10k-24999) N
  E
Transportation, communications, & utilities %% **
 34 N (1000-2499) N
  F
Wholesale trade
 32 N (250-499) N
  G
Retail trade
 35 N (1000-2499) N
  H
Financial, insurance, and real estate industries
 5 N (250-499) N
  I
Service industries
 28 N (500-999) N
N=Not available D=Withheld to avoid disclosure

=sum of SIC parts listed below the symbol
(Bridge complete.) Comparable NAICS derivable from SIC data.
(Drawbridge slightly open.) Almost comparable Sales or receipts from SIC are within 3% of NAICS sales or receipts.
(Drawbridge open.) Not comparable NAICS sales or receipts cannot be estimated within 3% from SIC data.

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Source: 1997 Economic Census, Comparative Statistics

Last modified: 7/19/00