In 2021, U.S. microbusinesses reported $8.1 billion in research and development (R&D) expenditures, of which the microbusinesses themselves performed 75% ($6.1 billion) The $6.1 billion in microbusiness-performed R&D represents an increase of 9% over the prior year and 17% since 2019. Microbusinesses are those with nine or fewer employees.
The Annual Business Survey (ABS), cosponsored by the National Center for Science and Engineering Statistics (NCSES) and the Census Bureau, collects data on U.S. microbusinesses that perform or fund R&D. ABS is a fairly new survey, with the first data year dating back to 2017, and has experienced changes to its methodology between certain data releases. Refer to the ABS methodology for more information.