| 30 Sep 2026 | MCC Replacement roofs at Roonagh Pier, Co. Mayo. | Cunningham Civil and Marine Ltd | €149,166 | 1 | 28 Jan 2027 |
| 24 Aug 2026 | Nephin Valley GWS – A4 Contractor Procurement | Joe Reilly Plant Hire Ltd | €466,322 | 6 | 20 Feb 2027 |
| 17 Aug 2026 | Provision of Services for the development of an Energy Master Plan for Killasser Sustaina… | O'Reilly Energy Consulting | €15,945 | 5 | 14 Aug 2027 |
| 12 Aug 2026 | Glencorrib GWS – A4 Contractor Procurement | King Plant Hire | €329,305 | 6 | 11 Feb 2027 |
| 10 Aug 2026 | Procurement of Architect Led Integrated Design Team for Áras an Chontae Ground Floor Civi… | MosArt T/A Passive House Academy Ltd | €303,767 | 1 | 7 Feb 2028 |
| 6 Aug 2026 | MA667: Proposed Development of 5 no. units at vacant site nos. 1 to 4, Drymill Lawns, Iri… | LPB Building Services Ltd | €1,188,622 | 9 | 4 Aug 2027 |
| 3 Aug 2026 | Mayo Bridges Construction and Rehabilitation Works | Jons Civil Engineering Company Limited | €3,388,728 | 5 | 22 Jun 2027 |
| 31 Jul 2026 | Solar PV Framework For Mayo County Council | WestQuay Energy Ltd | €500,000 | 10 | 30 Jul 2028 |
| 13 Jul 2026 | Civil Engineering led Integrated Design Team for Mayo Community Sports Campus | TOBIN Consulting Engineers_8682 | €1,040,015 | 2 | 10 Feb 2030 |
| 7 Jul 2026 | Construction of no. 4 dwellings at Newtown Castlebar | Pat Loftus Construction Limited | €878,031 | 11 | 3 Jan 2029 |
| 17 Jun 2026 | Clerk of Works Services for Ballintubber Abbey and Ballyhaunis Library Projects | Hickton Quality Control Ltd | €163,200 | 1 | 15 Dec 2028 |
| 16 Jun 2026 | MCC Killasser GWS – A4 Contractor Procurement | Source Civil Ltd | €452,000 | 4 | 15 Dec 2026 |
| 16 Jun 2026 | Provision of Services for the development of an Energy Master Plan for Tooreen Sustainabl… | eConcepts (Also trading as eTownz) | €12,195 | 5 | 15 Jun 2027 |
| 12 Jun 2026 | MCC Killaturley GWS – A4 Contractor Procurement | Winters Plant Hire Ltd | €348,748 | 4 | 10 Dec 2026 |
| 4 Jun 2026 | Supply of Hydrotreated Vegetable Oil (HVO) to Mayo County Council | Certa Ireland Ltd | – | 2 | – |
| 26 May 2026 | Access Road to Bohola Community Park | Kevin Mulderrig Plant Hire | €198,077 | 11 | 22 Nov 2026 |
| 22 May 2026 | Shrule Glencorrib GAA and LGFA Club Community Playground at Shrule Co. Mayo. | KOMPAN Ireland Ltd | €260,689 | 3 | 21 Nov 2026 |
| 18 May 2026 | MCC Refurbishment of existing children's playground at Mullaghmore North, Kildavarogue Cr… | Creative Play Solutions | €45,922 | 4 | 13 Nov 2026 |
| 18 May 2026 | MCC Phase 2 :Refurbishment of existing children's playground at Killala Town Park, Killal… | Garden Escapes | €51,627 | 6 | 13 Sep 2026 |
| 11 May 2026 | MCC Fahy GWS – Extension to Deerpark (Aghagower) | Winters Plant Hire Ltd | €66,310 | 6 | 8 Jul 2026 |
| 20 Apr 2026 | Supply of a new Fire Service water tanker for Mayo County Council Fire Service | Sidhean Teo | €395,239 | 2 | 2 Oct 2026 |
| 27 Mar 2026 | Ballina Pool Pathfinder Retrofit Program | Sean Horan Limited | €248,390 | 1 | 26 Sep 2026 |
| 24 Mar 2026 | Tender for provision of Design Team Services for existing Broadway restaurant, Charlestow… | Waldron and Associates | – | – | 7 Jul 2026 |
| 11 Mar 2026 | PBKS (Prizon, Ballyvary, Keelogues, Straide) GWS water conservation, leakage reduction an… | SDS (Structural Design Solutions) Ltd | €73,780 | 1 | 9 Jun 2027 |
| 11 Mar 2026 | Enabling Works Contract, No 3-6 Ellison Street, Castlebar | Edmund Lavin Services Ltd | €368,409 | 8 | 10 Jun 2026 |
| 2 Mar 2026 | Tender for the supply of Access Control and Payment Mechanism (Contactless) Systems, with… | Danfo (UK) Ltd_88725 | €839,226 | 1 | 27 Feb 2027 |
| 12 Feb 2026 | Brackloon Spaddagh GWS water conservation, leakage reduction and prevention works | SDS (Structural Design Solutions) Ltd | €28,700 | 1 | 11 Feb 2027 |
| 28 Jan 2026 | Nephin Valley GWS water conservation, leakage reduction and prevention works | SDS (Structural Design Solutions) Ltd | €52,900 | 2 | 5 Jan 2028 |
| 26 Jan 2026 | Westport Industrial Estate Phase 3 - Road Construction | Noone Civil Engineers and Construction Ltd | €2,111,640 | 9 | 23 Jul 2026 |
| 22 Jan 2026 | Lough Cumnel GWS water conservation, leakage reduction and prevention works | SDS (Structural Design Solutions) Ltd | €104,680 | 2 | 6 Jul 2027 |