NAICS 541511 — Custom Computer Programming Services
Covers establishments primarily engaged in writing, modifying, testing, and supporting software to meet the needs of a particular customer. It is the default code for bespoke application development work in federal solicitations.
Size standard
$34.0 million average annual receipts
Sector: Professional, Scientific, and Technical Services
Top buying agencies
- Department of Defense
- GSA
- Department of Veterans Affairs
- Department of Health and Human Services
Includes
- Custom application development
- Software modernization and refactoring
- API and integration development
Excludes
- Packaged software publishing (513210)
- Systems integration design (541512)
Bidding tips for 541511
- Lead with secure development lifecycle practices — evaluators score process, not language choice
- Name the exact frameworks and cloud environments in the requirement
- Provide code quality and defect metrics from prior contracts
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