SICCODE.comSIC LookupI Services87 Engineering, Accounting, Research, Management, and Related Services871 Engineering, Architectural, and SurveyingSIC 8711
SIC Code 8711 – Engineering Services
Official 4-digit SIC code Source: OSHA SIC Manual Updated Nov 6, 2026
At a glance
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Related NAICS
Which businesses belong in SIC 8711?
Usually classified in SIC 8711
- Designing ship, boat, and machine
- Machine tool designers
- Marine engineering services
- Petroleum engineering services
Usually classified elsewhere
- Help Supply Services 7363 · Help Supply Services
- Architectural Services 8712 · Architectural Services
Official definition for SIC 8711 - Engineering Services
Establishments primarily engaged in providing professional engineering services. establishments primarily providing and supervising their own engineering staff on temporary contract to other firms are included in this industry.
Source: OSHA SIC Manual
Companies in SIC 8711 - Engineering Services
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Preview · details masked| Company | Contact & title | Website | Phone | Employees |
|---|---|---|---|---|
| Rockwell Collins Inc Cedar Rapids, IA | ||||
| CDI Corp Philadelphia, PA | ||||
| National Instruments Corp Austin, TX |
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Rockwell Collins Inc · Cedar Rapids, IA
Contact Website Phone Employees -
CDI Corp · Philadelphia, PA
Contact Website Phone Employees
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- SIC & NAICS
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Key facts for SIC 8711 - Engineering Services
- SIC code
- 8711
- Official title
- Engineering Services
- Scope
- OSHA SIC Manual, establishment-level
- Division
- I Services (70–89)
- Industry group
- 871 Engineering, Architectural, and Surveying
- Official source
- OSHA SIC Manual
- Where SIC is used
- Used in SEC filings, government forms, and business lists. See which agencies still use SIC codes →
SIC Classification Hierarchy
Four official SIC levels, plus a more detailed commercial classification level.
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Industry · Official 4-Digit 8711 Engineering Services
One example classification path is shown. Other branches may exist. The 6-digit Marketing Level is a commercial extension, not an official SIC classification.
Other codes in Industry Group 871: 8712 · Architectural Services 8713 · Surveying Services
More specific segments in SIC 8711
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38,374 U.S. companies across 86 segments · Segment codes are 6-digit marketing categories that extend the official 4-digit SIC code. They are not official SIC codes.
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Example companies in SIC 8711
See how SICCODE.com evaluates businesses using documented activities and official SIC definitions. Select a company to review its classification and the reasoning behind it.
36,938 verified U.S. companies
- Vision Technology Systems Inc Alexandria, VA View classification →
- KLA Tencor Corp Milpitas, CA View classification →
- S And B Engineers And Constructors Houston, TX View classification →
- Dewberry Fairfax, VA View classification →
- Ford Motor Co Dearborn, MI View classification →
- Parexel Inernational Corp Waltham, MA View classification →
- Southwest Research Institute San Antonio, TX View classification →
- CH2M HILL Companies, Ltd Englewood, CO View classification →
NAICS and ISIC crosswalk for SIC 8711 - Engineering Services
Correspondences in NAICS and ISIC for SIC 8711 - Engineering Services. These mappings do not replace the official SIC definition.
| System | Code | Title |
|---|---|---|
| SIC This page | 8711 | Engineering Services |
| NAICS | 541330 | Engineering Services Engineering Services |
| ISIC Rev. 4 | 7110 | Architectural And Engineering Activities And Related Technical Consultancy Architectural And Engineering Activities And Related Technical Consultancy |
Sources for SIC 8711
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Official classification source U.S. Occupational Safety and Health Administration.
Standard Industrial Classification Manual (1987), SIC 8711. OSHA SIC Manual → -
SICCODE.com commercial data Company-record counts, coverage, and related commercial data are maintained by SICCODE.com. Methodology →
SICCODE.com is an independent publisher. Official SIC titles and definitions come from the OSHA SIC Manual; commercial database counts are SICCODE.com records.
Citations & Academic Recognition · 50+ documented references
About this classification
This page combines the official SIC definition with classification analysis, crosswalks, and SICCODE.com commercial data. Classifications are reviewed regularly by the SICCODE.com Industry Classification Team.