2022 Top 100

46: TETRA TECH, INC.
Top 100 Revenue: $569,226,000
Defense Revenue: $155,560,000
Civilian Revenue: $413,666,000
2021 Revenue: $3.2 billion
2021 Earnings: $232.8 million
2020 Revenue: $3 billion
2020 Earnings: $173.9 million
Number of employees: 21,000
Headquarters: Pasadena, California
Website: https://www.tetratech.com/
Leadership:

Dan Batrack, chair and CEO Leslie Shoemaker, president Steven Burdick, CFO William Brownlie, chief engineer Brian Carter, controller Craig Christensen, CIO Preston Hopson, general counsel Richard Lemmon, SVP, corporate administration Brendan O'Rourke, SVP, enterprise risk management Derek Amidon, president, commercial and international Roger Argus, president, government services Keith Browth, president global development Stuart Fowler, president, high performance buildings Jill Hudkins, president, resilient and sustainable infrastructure Bernard Teufele, president, Canada and South America

Ticker: TTEK
Lines of business: One Water, environment, energy, AI and advanced data analytics, asset management, assessment and planning, climate change services, defense services, design and engineering, disaster recovery, emergency management, high performance buildings
Major customers: N/A
Major contracts/projects: Logworld, OASIS, consolidated professional services, Professional Engineering Services, IT Services, GSA schedules