RVBA-TETRAArchitecture & Engineering

Tetra Tech — structure and aliases

Structure, aliases, and identifiers for this firm's canonical entity. Legal name: TETRA TECH, INC..

Legal entity

LEI 549300UJ1LP7JGJC5P32
Registered asTETRA TECH, INC.
Legal formCorporation (Delaware)(XTIQ)
JurisdictionUS-DE
Registered withDelaware Division of Corporations · 2151089
Ownership structureNo controlling parent — partnership / mutual structure(NO_KNOWN_PERSON)

How this firm is structured· FY2025

revenue mix
By product / service2 segments
  • Commercial/International Services Group52%
  • Government Services Group48%
By geography4 segments
  • UNITED STATES74%
  • CANADA11%
  • AUSTRALIA10%
  • Other Countries5%

Headline ratios on this page are firm-wide. Different segments likely have very different carbon profiles — this is the qualitative read on how to interpret them.

Identifiers5

CDP
SEC CIK
0000831641
sec_edgar · US
LEI
549300UJ1LP7JGJC5P32
gleif
SBTi
Ticker
TTEK:NASDAQ
fmp · US

Known aliases3

Legal name
TETRA TECH, INC.gleif
Trade name
Tetra Techinferred
Acronym / ticker
TTEKinferred

Direct subsidiaries

2 entities
GB
TETRA TECH UK HOLDINGS LIMITED
549300BH…
CA
Tetra Tech Canada Holding Corporation
89450022…

Solid border = declared parent-child in GLEIF · dashed = name-matched sibling (same brand, parent link not filed)