The Tetra Tech company source record lists 27.79K employees. The visible Tetra Tech management graph includes:
Rakesh Goyal
Managing Director and Country Head
0
0
General
(5.78K)
A-Nuwa Waesamoh
Program Manager for Usaid Enhance Activity
0
0
IT
(1.23K)
Abdalla Abdelaziz, Bsc, Msc
Electrical Engineer - Project Engineering Lead - Testing and Commissioning - Power Transmission - Nuclear Projects - Utilities
0
0
Finance
(220)
Amin Pakzad
Finance Manager - Tetra Tech
4
0
Operations
(171)
Alex Musonda
Procurement and Logistics Manager at Tetra Tech
0
0
Marketing
(99)
Jennifer Dick
A/e/c Marketing I Smps Oklahoma President-elect I Leadership Tulsa Class 71
1
0
Legal
(63)
Andrew Thorley
Regulatory Compliance Officer and Project Manager at Tetra Tech Disaster Recovery (Tdr)
2
0
Sales
(60)
Able Johnson
Account Manager at Tetra Tech
0
0
HR
(53)
Ash-Leigh Plummer
Recruiting Team Lead at Tetra Tech
1
0
Healthcare
(46)
Roberto Rolon
Director, Health and Safety for Tetra Tech Wtr/ecs/oga Operating Units
2
1
Related company intelligence for Tetra Tech
3 same-industry peers
10 with employee estimates
10 with websites
10 with social profiles
4 peer evidence types
Peer evidence source coverage
4 source-backed evidence types support this related-company graph.
same-industry peers, employee benchmarks, website records, and social profiles
Same-industry peers
3 / 10
3 of 10 related companies share this company's industry classification.
Employee benchmarks
10 / 10
10 of 10 related companies include employee estimates.
Website records
10 / 10
10 of 10 related companies include official website records.
Social profiles
10 / 10
10 of 10 related companies include company social profile signals.
Peer link quality filter
High-confidence peer link set
10 related companies met the 2-signal peer-link threshold. Eligible peers average 4.0 source-backed signals.
10
eligible
0
filtered
4.0
avg signals
Peer comparison matrix
Limited peer comparison
Compares this company with related-company evidence across employee scale and peer graph evidence.
employee scale and peer graph evidence
Employee scale
Near peer median size
This company
27.79K employees
Related peers
33.68K median peer employees
6 related employee-estimated peers are higher and 4 are lower.
10 related companies with employee estimates
Peer graph evidence
Multi-signal peer benchmark evidence
This company
Benchmark-ready peer graph
Related peers
3 benchmark dimensions
Peer benchmark combines 10 related companies with peer graph strength, size benchmark, and size position. Underlying peer graph includes 4 evidence types: industry context, employee benchmarks, website records, social profiles.
industry context, employee benchmarks, website records, social profiles
Peer benchmark evidence
Multi-signal peer benchmark evidence
Peer benchmark combines 10 related companies with peer graph strength, size benchmark, and size position. Underlying peer graph includes 4 evidence types: industry context, employee benchmarks, website records, social profiles.
peer graph strength
size benchmark
size position
Peer position benchmark
Employee-scale peer position benchmark
Peer-position benchmark shows employee scale above 40% of 10 comparable related peers.
Directional peer-position evidence:
Peer-position evidence combines employee scale above 40% of 10 comparable related peers from related-company records.
Employee scale: 40%
Peer graph strength
Benchmark-ready peer graph
Related peer graph has industry context, employee benchmarks, website records, and social profiles across 10 related companies.
Peer median size
33.68K employees
Largest peer by size
WSP
67.11K employees
Tetra Tech size signal
27.79K employees
Peer size comparison
6 larger · 4 smaller
Peer scale position
Near peer median size
6 related employee-estimated peers are higher and 4 are lower.
Tetra Tech people graph sample
-
Ann Roseberry Lincoln
Potomac, Maryland, United States1 email signal on tetratech.com2 phone signals available
-
Pat Marchione
Canada1 email signal across 1 non-official domain -
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How AeroLeads builds company intelligence
Use source-backed company records
AeroLeads combines company source fields, workforce samples, email-pattern aggregates, and related-company records when those signals are available.
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Blank source fields are omitted. Contact channels are summarized as signals, with raw email addresses and phone numbers masked on public pages.
Compare useful company context
Related company, market, workforce, technology, and management signals help turn a static company listing into a company intelligence page.
Contact research
AeroLeads intelligence
Review reachable contact coverage for Tetra Tech
AeroLeads maps 2 visible contact signals for Tetra Tech. Coverage is multi-channel contact coverage.