FCC.reportPublic regulatory filings
FCC Registration Number

FRN 0011126729

Tetra Tech, Inc.

CORES registration

Entity name
Tetra Tech, Inc.
Entity type
Private Sector , Corporation
Registration date
2004-06-22
FCC source updated
2012-07-20
Contact organization
Tetra Tech, Inc.
Contact position
Surveyor
Contact name
Arvin N Butterfield
Contact address
710 Avis Drive, Ann Arbor, MI 48108, United States
CORES status
available
Last checked
2026-08-01 17:48:48

Connected companies

CompanyRelationshipSourceConfidence
TETRA TECH, INCregistrantCORES100.0%
TETRA TECH, INClicenseeULS100.0%

Public regulatory phone numbers

NumberContactSourceConfidence
(810) 225-8417Arvin N Butterfield SurveyorCORES100.0%
(970) 453-6394TETRA TECH INC LULS100.0%

ULS licenses

Grant dateCall signServiceStatusLicensee
2014-06-05WPOX576IGETETRA TECH, INC
2004-08-21WPOX600IGETETRA TECH, INC
2004-06-30WPNZ990IGETETRA TECH INC

Source provenance

SystemRecordRecorded nameRaw FRNObserved
CORES0011126729Tetra Tech, Inc.00111267292026-08-01 17:48:48
ULS00acf953a7ea9e238a61f07cec508102a577861472b585a5cf809fe0f26a4e1eTETRA TECH INC00111267292026-08-01 17:48:15

Refresh this FRN

Request a background refresh from the FCC CORES public registration record. The page request does not contact the FCC directly.