Supplier · Consultancy & Legal, Energy & Environment, Education & Training

Tetra Tech

Won in the last 12 months$87M▲ 105% on the year beforeValue won per quarter, last three years

Contracts on record134$1.3B in total

Running now0Latest win Oct 2026

Next contract endingDec 2026$53M · Department of Foreign Affairs and Trade - Australian Aid Program

Biggest buyerDepartment of Foreign Affairs and Trade - Australian Aid Program98% of their value

113contractssince 2016

$1.3Bwon in totallatest Sept 2026

$250Ktypical contractmost $111K to $1.2M

$86.3Mlast 12 monthsup from $37.6M

34active now15 end within a year

Biggest buyerDepartment of Foreign Affairs and Trade - Australian Aid Program67 contracts · $1.2B · 98% of value

What they do

Tetra Tech supplies international development, humanitarian logistics, environmental and geotechnical consultancy services. Its work includes Australia Awards scholarships, emergency relief supply and site assessments.

Who buys from them

Its largest buyer is the Department of Foreign Affairs and Trade - Australian Aid Program with 67 contracts. It has 24 buyers, including the Department of Defence and Department of Energy, Environment & Climate Action.

Contract size

Contracts usually fall between $111K and $1.2M, with a median of $250K. Its largest are the Australia Awards Papua New Guinea Program at $259M and Australia Awards in Indonesia at $136M, both from the Department of Foreign Affairs and Trade - Australian Aid Program.

Recent activity

In the last 12 months it had 23 contracts worth $86.3M. It has 34 active contracts, with 15 ending within 12 months, including the Incentive Fund Phase V Mid-Term Review in Oct 2026.

Built from awarded contracts on record

What they win

How much they win each year, the size of a typical contract, and every contract on record.

Contract history

Completion of Water and Wastewater Program in NiueWater & Sanitation$1.5M25/07/2025 WASH Prepositioning for Papua New Guinea (Contract Awarded to TETRA TECH INTERNATIONAL DEVELOPMENT PTY LTD)Water & Sanitation$61K15/10/2026 Delivered vector control stockpile preparedness activities for the PacificHealth & Medical$424K25/09/2026 Provision of Environmental Support Resource for Rum Jungle Rehabilitation Project, DarwinEnergy & Environment$86K11/09/2026 Replenishment of Humanitarian Relief Supplies in FijiPublic Services & Welfare$284K01/09/2026 Provision of Environmental Management Services for Rum Jungle Rehabilitation, DarwinEnergy & Environment$140K21/08/2026 Provision of ACM Consultancy Services to WA Country Health Service - Laverton HospitalConsultancy & Legal$55K10/07/2026 Incentive Fund Phase V Mid-Term Review (Papua New Guinea) — Awarded to TETRA TECH INTERNATIONAL DEVELOPMENTConsultancy & Legal$100K01/07/2026 Provision of Australia Awards Philippines (Philippines) to Department of Foreign Affairs and Trade - Australian Aid ProgramEducation & Training$15.8M01/07/2026 Humanitarian Warehousing and Logistics Services in Port Moresby, Papua New GuineaTransport & Logistics$335K01/07/2026

Who they win it from

Their biggest government buyers and how much of their work each one is.

Coming up

Contracts that end soon and may go back out to tender.

Contracts ending in the next three years18 contracts · $265M

The next one ends December 2026 at Department of Foreign Affairs and Trade - Australian Aid Program.

Recompete radar

18 expiring in 12mo

Contracts nearing the end of their term. Some may go back out to tender when they expire.

Vanuatu Education Support Program Phase II Awarded to Tetra Tech International Development

Expires in 1mo$52.7M

Department of Foreign Affairs and Trade - Australian Aid Program Conducted Mid-term Review of Partnerships for a Healthy Region (Australia)

Expires in 2mo$342K

Department of Foreign Affairs and Trade - Australian Aid Program Humanitarian Logistics Capability Delivered for Response to Typhoons Bualoi and Matmo (Vietnam)

Expires in 2mo$550K

Department of Foreign Affairs and Trade - Australian Aid Program Mid-Term Review of Partnerships for a Healthy Region Program by Tetra Tech

Expires in 2mo$359K

Department of Foreign Affairs and Trade - Australian Aid Program Provision of Technical Services to the Department of Defence

Expires in 5mo$318K

Department of Defence

About them

Company details, where they work and the names they trade under.

Also traded asTetratech, Tetra Tech, TetraTech, Tetra Tech Coffey, Tetra Tech Coffey Pty Ltd, TETRA TECH COFFEY PTY LTD, Tetra Tech Inc, Tetra Tech Inc., Tetra Tech, Inc., TETRA TECH INTERNATIONAL DEVELOPMENT, Tetra Tech International Development Limited, TETRA TECH INTERNATIONAL DEVELOPMENT LIMITED, Tetra Tech International Development Ltd, Tetra Tech International Development Ltd., Tetra Tech International Development Pt - previously Coffey, Tetra Tech International Development Pty, TETRA TECH INTERNATIONAL DEVELOPMENT PTY LTD, Tetra Tech limited, Tetra Tech Limited, TetraTech Limited, TETRA TECH LIMITED, Tetra Tech Ltd, Tetra Tech Ltd., TetraTech Ltd, Tetra Tech LTD, Tetra Tech Services (Tetra Tech Coffey Pty Ltd)

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Open tenders that match their work

Construction of Up to 22 High-Set Dwellings and 7‑Bed Short‑Stay Building – Daru Island, Western Province, PNGCloses 11 DecConstruction Support Services for Pacific Engagement Visa (PEV) and Falepili Mobility Pathway (FMP) — Information, Employment and Settlement AssistanceCloses 7 DecPublic Services & Welfare Supplementary Shipping Services for Australian Antarctic Division — Support for AIRP and Davis Infrastructure Works (Q2 2026-27 Tender)Closes 16 NovTransport & Logistics Water and Wastewater Condition Assessment – Douglas Shire Council (Post‑Tropical Cyclone Jasper)Closes 3 DecWater & Sanitation Repairs and Maintenance of Fire Detection Systems in NT Government Assets — Darwin & East Arnhem (36-month contract)Closes 3 DecPublic Safety & Security Darwin (Top End East) — General Building Repairs and Maintenance for Government Assets (36 months)Closes 24 NovConstruction Design and Delivery Support for FarmTechConnect AgTech Adoption Program – Department of Primary IndustriesCloses 23 NovAgriculture & Farming Department of Defence RFI — Sovereign Tactical Edge Radio Capability in AustraliaCloses 7 DecDefense & Aerospace Design and Build Team Australia Pavilion for BIO 2027 — PhiladelphiaCloses 7 DecArts & Culture Program Management for Papua New Guinea Economic and Social Infrastructure Program Phase 2 (ESIP2)Closes 18 NovInfrastructure Logistics Node Construction at RAAF Base Learmonth, WA — Managing Contractor ProcurementCloses 24 NovConstruction Design and Construction of Power and Water Services to Lot 3607 — Katherine Technical Trade Training CentreCloses 10 DecInfrastructure

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