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Establishments primarily engaged in manufacturing or assembling complete aircraft. This industry also includes establishments owned by aircraft manufacturers and primarily engaged in research and development on aircraft, whether from enterprise funds or on a contract or fee basis. Also included are establishments engaged in repairing and rebuilding aircraft on a factory basis.


SIC Code 3721 - Aircraft is a final level code of the “Manufacturing” Division. There are 413 companies classified in this industry in the USA with an estimated employment of 82,918 people.

Hierarchy Navigation for SIC Code 3721

Parent Category (less specific)

Industry Examples

Common types of examples within SIC Code 3721 - Aircraft are:

  • Aircraft
  • Airplanes, fixed or rotary wing
  • Airships
  • Autogiros
  • Balloons (aircraft)
  • Blimps
  • Dirigibles
  • Gliders (aircraft)
  • Hang gliders
  • Helicopters
  • Research and development on aircraft by the manufacturer

Industry Image

Example photo for industry SIC 3721 - Aircraft. This image represents an activity or product found in this industry.


For some business types, there may be a similar industry to SIC Code 3721 - Aircraft that is a better classification match. Establishments primarily engaged in manufacturing engines and other aircraft parts and auxiliary equipment are classified in Industries 3724, and 3728; and those manufacturing guided missiles and space vehicles and parts are classified in SIC Code - 376. Establishments primarily engaged in the repair of aircraft, except on a factory basis, are classified in Transportation, SIC Code - 4581; and research and development on aircraft by establishments not owned by aircraft manufacturers are classified in Services, SIC Code - 8731.

Companies compiles comprehensive business data and executive contact leads for businesses within SIC Code 3721 - Aircraft. Some of the leading and most notable companies are listed below. To order a list of companies within SIC Code 3721 - Aircraft for marketing (postal mailing, telemarketing, emailing) or analytics-use, click on the link below to “Buy Business List”. Our data analysts are standing by to assist in your list setup and target marketing.

Industry Executives

Would you like to email executives in SIC Code 3721 - Aircraft? Below are some of the common job titles available to be targeted.

  • Business Development
  • Chairman
  • C-Level
  • Director
  • Engineering
  • Executive Director
  • Facilities
  • Finance
  • Human Resource
  • IT
  • Manager
  • Marketing
  • Manufacturing
  • Operations
  • Owner
  • Partner
  • President
  • Principal
  • Purchasing
  • Sales
  • Vice President

For specific job title targeting, please provide details in the business list request form.

Executive Email List

Alternative SIC Code Categories for SIC 3721

For business marketing and targeting purposes, please refer to the Extended SIC Codes (6-digit).

7-digit SIC

  • 3721001Aircraft (manufacturers)
  • 3721002Helicopter (manufacturers)
  • 3721003Fixed Or Rotary Wing Airplanes
  • 3721004Aircraft Research & Development
  • 3721005Aircraft Interior Redesigning (manufacturers)
  • 3721006Motorized Aircraft
  • 3721007Aircraft/aircraft Equipment Testing (manufacturers)
  • 3721008Nonmotorized & Lighter-Than-Air Aircraft
  • 3721009Aircraft Designing (manufacturers)
  • 3721010Airships
  • 3721011Hovercraft (manufacturers)
  • 3721012Balloons-Hot Air Wholesale & (manufacturers)
  • 3721013Blimps
  • 3721014Dirigibles
  • 3721015Gliders (manufacturers)
  • 3721016Hang Gliders
  • 3721017Autogiros

8-digit SIC

  • 37210000Aircraft
  • 37210100Motorized Aircraft
  • 37210101Airplanes, Fixed Or Rotary Wing
  • 37210102Helicopters
  • 37210200Nonmotorized And Lighter-Than-Air Aircraft
  • 37210201Airships
  • 37210202Balloons, Hot Air (aircraft)
  • 37210203Blimps
  • 37210204Dirigibles
  • 37210205Gliders (aircraft)
  • 37210206Hang Gliders
  • 37219901Autogiros
  • 37219902Research And Development On Aircraft By The Manufacturer