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JT Mackley & Co. Ltd

27 contracts won£633,916,638 total value

Every public sector contract JT Mackley & Co. Ltd has won, with the buyer, value and end date for each. When these contracts approach their end date they usually return to the market. Business predicts when, follows JT Mackley & Co. Ltd for you, and alerts you the moment a renewal goes live.

Where they win

The sectors, tender types and buyers where JT Mackley & Co. Ltd wins most often.

See every live council tenders and find your next contract before they do.

See all UK contract awards.

Sectors

Construction & Works23
Architecture & Design4
Facilities Management2
Energy Supply & Utilities1
Goods & Supplies1
Transport & Logistics1
Cultural & Recreation1
Environmental Services1

Top Buyers

Environment Agency
19 contracts
£13,640,788
Defra
2 contracts
£152,281
Environment Agency (Defra Group Commercial)
1 contract
£600,000,000
North Somerset Council
1 contract
£19,781,538
Oxfordshire County Council
1 contract
£17,261
Brighton & Hove City Council
1 contract
Worthing Borough Council
1 contract
£24,770
Defra Group Commercial
1 contract
£300,000

Awards(27)

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KSL - Nav - East Farleigh Asset Refurbishment

Environment Agency
Worthing
£4,995,264
Awarded 28 Jul 2026
Ends 1 Nov 2028

KSL - SE - AOMR Lot 2 - Allington Tidal Works (Phased D&B)

Environment Agency
London
£136,089
Awarded 2 Jun 2026
Ends 20 Nov 2026

Allington Sluice Drive System Replacement

Environment Agency
Bristol
£1,976,416
Awarded 8 Apr 2026
Ends 22 Oct 2027

MEAS Round Fields Managed Realignment Early Supplier Engagement

Defra
Bristol
£93,050
Awarded 3 Mar 2026
Ends 9 Mar 2027

KSL - AOMR - Black Sluice Recondition Programme

Environment Agency
Worthing
£121,759
Awarded 9 Jan 2026
Ends 30 Apr 2026

SE - AOMR - Shirley Moore PS Pump Investigation

Environment Agency
Worthing
£51,983
Awarded 7 Jan 2026
Ends 28 Feb 2026

SE - AOMR - Ferring Autoweedraker

Environment Agency
South East
£224,473
Awarded 13 Nov 2025
Ends 1 Apr 2026

Stabilisation Works at Redbridge HWRC, Oxford

Oxfordshire County Council
Oxford
£17,261
Awarded 31 Oct 2025
Ends 16 Dec 2026

Birnbeck Pier Reinstatement works

North Somerset Council
Weston super Mare
£19,781,538
Awarded 16 Sept 2025
Ends 30 Sept 2026

Allington Lock Building Refurbishment

Defra Group Commercial
York
£300,000
Awarded 25 Jun 2025
Ends 31 Oct 2025

Barnham Debris Screen Repairs

Environment Agency
Reading
£523,530
Awarded 10 Jun 2025
Ends 31 Dec 2026

SE - AOMR Lot 2 - Shirley Moor Weed Rake

Environment Agency
Worthing
£73,673
Awarded 20 May 2025
Ends 31 Dec 2025

SE - AOMR Lot 2 - Normans Bay Tidal Door

Environment Agency
Worthing
£187,602
Awarded 13 May 2025
Ends 1 Dec 2025

SE - AOMR - SE Recondition Programme Lot 2 Package

Environment Agency
Worthing
£830,866
Awarded 30 Apr 2025
Ends 30 Apr 2026

SSD - AOMR Lot 2 - Ferring Outfall Repairs

Environment Agency
Worthing
£81,280
Awarded 14 Jan 2025
Ends 30 Jun 2025

SE - AOMR - Farlington Marshes Outfall

Environment Agency
Worthing
£166,326
Awarded 18 Nov 2024
Ends 20 Dec 2025

Jury's Gap Tidal Basin Refurb - ECI

Defra
Reading
£59,231
Awarded 21 Oct 2024
Ends 31 Mar 2025

Southeast Beach Maintenance Contract

Environment Agency
Reading
£763,107
Awarded 20 Sept 2024
Ends 22 Sept 2025

Madeira Terraces Restoration - Phase 1

Brighton & Hove City Council
HOVE
Not specified
Awarded 2 Sept 2024

Grand Redoubt Gate 1

Environment Agency
Reading
£65,338
Awarded 28 Aug 2024
Ends 25 Sept 2024

Know when JT Mackley & Co. Ltd's contracts come up for renewal

Business predicts when each of these contracts is due to be re-tendered, follows JT Mackley & Co. Ltd for you, and alerts you the moment a renewal goes live, so you can bid before the incumbent locks it in again.

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Why track JT Mackley & Co. Ltd?

JT Mackley & Co. Ltd is an active supplier to UK public sector buyers. Their contract history is one of the clearest guides to where the work is: which authorities they serve, what those contracts are worth, and, most usefully, when each contract is due to end. A contract nearing its end date is an opportunity, because the buyer will usually run the work again.

How renewal tracking works

We aggregate JT Mackley & Co. Ltd's award notices from 600+ UK and Irish sources and read the end date on each contract. From those dates, Business predicts when each contract is likely to be re-tendered and, if you follow the supplier, alerts you the moment a matching tender goes live. That head start lets you speak to the buyer and prepare a bid before the incumbent is confirmed again.

What you can do here

  • Review the full history. Every contract JT Mackley & Co. Ltd has won, with the buyer, value and dates for each.
  • Spot upcoming renewals. Contracts approaching their end date are the ones most likely to reopen.
  • Track and get alerted. Follow JT Mackley & Co. Ltd and be notified when their contracts come up again (Business).
  • Benchmark and target. See which buyers rely on them and at what value, then focus where you can win.

Frequently asked questions

Where does this data come from?

Official UK and Irish contract award notices, aggregated from 600+ sources and updated daily.

Is the contract history free?

Yes. The full award history, values and buyers are free to browse. Predicted renewal dates, following a supplier and renewal alerts are part of our Business plans.

How do you predict renewals?

From the end dates and durations recorded on awarded contracts. A contract at or near its end date is a strong candidate to return to the market.