CRO company 161581

Tetra Tech Ireland LIMITED

Tetra Tech Ireland LIMITED is company 161581 on the CRO register, with its registered office in Dublin. It is named as a supplier on 59 published public contract awards, from 29 public bodies, most often Health Service Executive (HSE). Awards where it is the only named supplier total €620.9M. The latest is dated 5 October 2026.

Company number: 161581
Status: Normal
Type: LTD - Private Company Limited by Shares
Registered: 1990-07-11
Registered office: WEST PIER BUSINESS CAMPUS, OLD DUNLEARY ROAD, DUN LAOGHAIRE CO. DUBLIN, DUN LAOGHAIRE,DUBLIN
Latest accounts made up to: 2025-09-30
Last annual return: 2026-06-30
Next annual return date: 2027-06-30
Current name since: 2026-03-30
Current type since: 2016-01-30

59
Awards: €620,851,620
Sole-supplier value: 31
Shared awards: 0
Declared by politicians

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Public contract awards

TED contract award notices (November 2023 onwards) and OGP / eTenders open data. Values are as published, not payments. A shared award names several suppliers, so its value is not theirs alone.

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Published	Contract	Buyer	Published value	Record
2024-11-12	Request for Tenders to establish a multi party supplier framework for the provision of consultancy services How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	Sport Ireland	€1,550,000Shared	OGP
2024-11-05	Use CFT No. 4685575 to run Mini Comps - SCC2023 040 Sligo County Council Establishment of a Regional Consultant Civil and Structural Engineering Framework - Lot 3 C and S Engineering Services How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	Sligo County Council	€12,600,000Shared	OGP
2024-10-17	Analysis of Responses received on the Marine Planning Policy Statement (MPPS) How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	Department of Climate Energy and the Environment	€11,130	OGP
2024-04-16	Technical advisory services for the Dublin Family Courts PPP Project How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	National Development Finance Agency	€0Shared	OGP
2024-01-18	Expert Advice on Environmental Assessment services How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	Department of Climate Energy and the Environment	€468,429	OGP
2023-11-20	CFT: APPROPRIATE ASSESSMENT, STRATEGIC ENVIRONMENTAL ASSESSMENT AND CITIZEN ENGAGEMENT FOR THE ESTABLISHMENT OF A SOUTH COAST OFFSHORE RENEWABLE ENERGY DESIGNATED AREA(S) UNDER OFFSHORE WIND PHASE TWO How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	Department of Climate Energy and the Environment	€350,000	OGP
2023-10-20	Strategic Environmental Assessment, Appropriate Assessment Services and Strategic Flood Risk Assessment Services for the first revision of the National Planning Framework. How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	Department of Housing Local Government and Heritage	€122,335	OGP
2023-09-21	Framework for Provision of Quantity Surveying Services for Transport Projects funded by the National Transport Authority How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	National Transport Authority	€50,000,000Shared	OGP
2023-07-05	Multi-Party Framework Agreement for Integrated Design Team Services for Road and Public Realm Schemes (2022-2026) How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	Dublin City Council	€10,000,000Shared	OGP
2023-05-13	PAS126F- Multi Supplier Framework Agreement for the provision in four lots of Offshore Renewable Energy and Renewable Energy Consultancy How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	The Office of Government Procurement	€18,225,000Shared	OGP
2022-11-23	Provision of Multi-Disciplinary Design Team for the development of a 100,000 sq ft Advanced Building Solution in Ballingarrane, Clonmel, Co. Tipperary and obtain planning for same. How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	Tipperary County Council	€455,000	OGP
2022-04-16	SAA wishes to establish Multi Supplier Frameworks for a number of service providers for Engineering Consultancy services relating to Shannon Airport. How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	Shannon Airport Authority DAC	€600,000Shared	OGP
2022-01-24	IDA National Technology Park, Limerick, Engineering Consultancy Services for Foul and Surface Water Network Condition Review and all associated Infrastructural Rehabilitation & Upgrade Work How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	IDA Ireland	Not stated	OGP
2022-01-20	Preparing Irish Tourism for growth in Electric Vehicle Usage How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	Fáilte Ireland-National Tourism Development Authority	Not stated	OGP
2021-11-28	The new FOCAS Research Institute, Technological University Dublin, Grangegorman; Technical Service Providers How this supplier was matched Published name "Tetra Tech Ireland Limited" equals CRO name "Tetra Tech Ireland LIMITED" (CRO 161581) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.	Grangegorman Development Agency	€68,800Shared	OGP