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US Standard Industrial Classification (SIC) Code Lookup

Division: I - Services

US-SIC Code 8731 - Commercial Physical and Biological Research

Industry Description

Establishments primarily engaged in commercial physical and biological research and development on a contract or fee basis. Noncommercial research establishments funded by endowments, grants, or contributions are classified in Industry 8733. Separate establishments of aircraft, guided missile, or spacecraft manufacturers primarily engaged in research and development on these products are classified in Manufacturing, Major Group 37.

Business Examples

Common types of business activities within US SIC 8731 - Commercial Physical and Biological Research are:

  • Agricultural research,
  • Biological research commercial
  • Chemical laboratories, commercial research except testing
  • Engineering laboratories, commercial research: except testing
  • Food research commercial
  • Industrial laboratories commercial research: except testing
  • Physical research commercial
  • Research and development physical and biological: commercial

IBISWorld Industry Research Report

Scientific Research & Development in the US (54171)

Revenue 2025

$333bn

Growth 2025

2.97%

Key Trends

  • The federal government is the source of just over half the industry's revenue, so changes in federal funding levels affect revenue

  • The percentage of the industry funded by the federal government has declined over the past decade

  • Federal funding for defense is set to annually decline

Products and Services

US-SIC Hierarchy 8731 - Commercial Physical and Biological Research

US-SIC Code 8731 - Commercial Physical and Biological Research sits in the 2-digit Commercial Physical and Biological Research sector. US SIC codes can be 2 to 8 digits and the further along the hierarchy, the more detailed and specific the category will be.

Division: I

Division Title: Services

2 Digits 3 Digits 4 Digits

Extended US-SIC Hierarchy for 8731 - Commercial Physical and Biological Research

For business marketing and targeting, US SIC Codes have been extended to provide more specific classifications within US-SIC 8731 - Commercial Physical and Biological Research. Extended US SIC Codes are being continuously updated to reflect the current business environment.

6 Digit SIC Codes

  • 873101 Laboratories-research & development
  • 873102 Experimental work
  • 873103 Solar energy research & development
  • 873104 Laboratories
  • 873105 Human factors-research & development
  • 873106 Electronic research & development
  • 873107 Oceanographers
  • 873108 Pharmaceutical research laboratories
  • 873109 Testing
  • 873110 Technology assistance programs
  • 873111 Environmental & ecological services
  • 873112 Engineers-biomedical
  • 873113 Lake management services
  • 873114 Pollution control
  • 873115 Govt-coml physical/biological research
  • 873116 Food analysis
  • 873117 Recycling education info & training svc
  • 873118 Recycling consultants
  • 873119 Agricultural research
  • 873120 Rubber research & consulting
  • 873121 Cryogenic research & development
  • 873122 Laboratories-agricultural
  • 873123 Laboratories-marine biological
  • 873124 Laboratories-biochemical
  • 873125 Lasers-communication research & dev
  • 873126 Biotechnology products & services
  • 873127 Biology consultants
  • 873128 Chemical research
  • 873130 Wetlands consultants
  • 873131 Ergonomics
  • 873132 Toxicologists
  • 873133 Geological laboratories
  • 873134 Laboratories-psychological
  • 873135 Operations research
  • 873140 Surveyors-hydrographic
  • 873141 Technologists-applied sciences
  • 873143 Breath deodorants
  • 873198 Commercial physical research

8 Digit SIC Codes

  • 87310000 Commercial physical research
  • 87310100 Biological research
  • 87310101 Agricultural research
  • 87310102 Biotechnical research, commercial
  • 87310103 Food research
  • 87310200 Commercial physical research
  • 87310201 Chemical laboratory, except testing
  • 87310202 Commercial research laboratory
  • 87310203 Computer (hardware) development
  • 87310204 Engineering laboratory, except testing
  • 87310205 Industrial laboratory, except testing
  • 87310300 Natural resource research
  • 87310301 Energy research
  • 87310302 Environmental research
  • 87319900 Commercial physical research, nec
  • 87319901 Electronic research
  • 87319902 Medical research, commercial

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US SIC Code Directory

Each US SIC Code is part of a Division, which corresponds with a numerical range. Select a Division category from the table below, then drill down to discover the industries within that Division.

Division US-SIC Code Sector title
A 01-09 Agriculture, Forestry, and Fishing
B 10-14 Mining
C 15-17 Construction
D 20-39 Manufacturing
E 40-49 Transportation, Communications, Electric, Gas, and Sanitary Services
F 50-51 Wholesale Trade
G 52-59 Retail Trade
H 60-67 Finance, Insurance, and Real Estate
I 70-89 Services
J 90-99 Public Administration

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