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Organizational Chart of Tetra Tech
Tetra Tech Org Chart
www.tetratech.com
has
200 executives and 8 subsidiaries
+1 626 351 4664
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CEO & Director
Roger Argus
Move
Chairman of the Board
Dan Batrack
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Director
Gary Birkenbeuel
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Director
Jeff Feeler
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Director
Prashant Gandhi
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Director
Susan Hardwick
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Director
Eric Thornburg
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Director
Kirsten Volpi
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CFO
Steven Burdick
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Risk Mgmt
B...
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Control & Accounting
B...
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Innovation & Sustainability
L...
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Disaster Resilience Services
J...
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Operations, Maintenance & Mg...
E...
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Legal & Human Capital
P...
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Admin
R...
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Contracts & Legal
D...
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APAC
M...
CEO @ RPS Australia & APAC
Australia & APAC @ RPS Group
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Commercial & Energy Engineer...
J...
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BusDev
J...
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Energy Program
C...
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Planning & Design
J...
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US Growth & Strategy
J...
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Environment & Geotech
D...
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Environment & Geotech
D...
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Bioenergy & Renewable Fuels
K...
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Offshore Wind
N...
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Water & Resilient Infrastruc...
G...
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Europe & UK
C...
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Federal Information Technolo...
O...
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Federal IT
V...
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Government Services & US Gov...
J...
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Aerospace Practice
L...
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Air Force Operations
E...
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Army Programs
E...
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Services
J...
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Mission Critical Solutions
E...
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NDY
S...
CEO @ NDY
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South America
B...
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Engineering
W...
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US Infrastructure
L...
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Environmental & Engineering
J...
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Engineering & Field Services
S...
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CIO
C...
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Business Applications
H...
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Cybersecurity & IT Services
L...
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Transportation Data & Integr...
C...
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Updated Mar 29, 2026
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Tetra Tech has 200 executives and 8 subsidiaries
Tetra Tech
Amyx
Ardaman & Associates
Glumac
NDY
RPS Group
RPS Australia & APAC
RPS Europe
RPS North America
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