Home Mergers and Acquisitions Tetra Tech Buys Systems Engineering Firm TIGA Mergers and AcquisitionsNewsTransactions Tetra Tech Buys Systems Engineering Firm TIGA July 11, 2022 23 Share FacebookLinkedinTwitter NESPIX | Shutterstock You must be a Paid or Free Trial Member to Access this Content. Paid members, please login to view your news subscription(s). RELATED ARTICLESMORE FROM AUTHOR Law Accenture Acquires Federal IT Contractor Expert Opinion 6 Organic Growth Killers Crippling Contractors Expert Opinion Shopping for a New Small Business: How Acquisitions Affect Size Status for Multiple-Award Contracts