# Test Systems International, Inc.

Business profile: public business information with links to supporting state records. Data as of October 16, 2026.

- Legal business name: Test Systems International, Inc.
- Alternative and DBA names: 'tsi Nde Equipment Suppliers'
- Entity type: C corporation
- Original incorporation date: January 2, 1976
- Time in business: 50 years and 9 months
- Jurisdiction count: 2

## Registered states

- [California](https://index.baselayer.com/ca/a770cb7c0739060c): Foreign registration, as 'tsi Nde Equipment Suppliers'
- [Delaware](https://index.baselayer.com/de/8085861476da3f60)

Source: public state registration records. Missing values are not a negative finding.

Cite as: Baselayer Business Index (https://index.baselayer.com/business/8085861476da3f60)