# Tetra Tech

> company in Pasadena, United States

**Wikidata**: [Q7706196](https://www.wikidata.org/wiki/Q7706196)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Tetra_Tech)  
**Source**: https://4ort.xyz/entity/tetra-tech


## References

1. GRID Release 2017-05-22
2. [Source](https://www.tetratech.com/about/management-team/li-san-hwang/)
3. Virtual International Authority File
4. Global LEI Index
5. Google Knowledge Graph
6. [Source](http://km.aifb.kit.edu/services/crunchbase/)
7. GRID Release 2017-04-04
8. Aligned ISNI and Ringgold identifiers for institutions
9. [Source](https://golden.com/wiki/Tetra_Tech-K5EW6J)
10. National Library of Israel Names and Subjects Authority File
11. Wikirate