49 : TETRA TECH, INC.
|Top 100 Revenue:
|2019 earnings :
||$240.5 million adjusted operating income
||$216.3 million adjusted operating income
|Number of employees:
|| Pasadena, Calif.
||Dan Batrack, chairman, CEO; Leslie Shoemaker, president, Steven Burdick, CFO, William Brownlie, chief engineer, Brian Carter, controller, Craig Christensen, CIO, Preston Hopson, general counsel, Richard Lemmon, SVP, Brendan O'Rourke, SVP, enterprise risk management
|Head of gov't business:
||Derek Amidon, president, commercial and international; Roger Argus, president, government services, Keith Brown, president, global development services, Urs Meyerhans, Asia Pacific, Mark Rynning, president, U.S. infrastructure, Bernard Teufele, president, Canada and South America TTEK
|Lines of business:
||Water, environment, AI and advanced data analytics, asset management, assessment and planning, dams, reservoirs, and levees, defense services, design and engineering, emergency management and disaster recover, energy, high performance buildings, infrastructure, international development, laboratory services, learning and development, management consulting, modeling, program and construction management, resource management, solid waste solutions, surveying and mapping, technology solutions
||Alliant 2, GSA schedules, Logworld, OASIS