Tetra Tech Inc

Credence can work on $800M task order as USAID fixes mistakes

The protestor in this U.S. Agency for International Development competition gets some solace despite an unfavorable ruling.

Tetra Tech acquires water management software outfit

This is the buyer's latest transaction seeking more synergy between government and regulated markets.

Tetra Tech acquires climate data services firm

Tetra Tech's government business is adding a company that specializes in large data sets for helping clients address climate change.

Five Top 100 win $489M contract to manage chemical weapons

Group of contractors will assit the Chemical Materials Agency with its stockpile of weapons.

Tetra Tech buys State Department consulting company

Tetra Tech Inc. has signed a definitive agreement to acquire the State Department consulting firm PRO-telligent LLC. The terms of acquisition were not disclosed.