Builder profile

O'Mahony Developments (G) Ltd commencement pipeline.

10 commencement notices linked to this company builder. Counties: Cork. Latest commencement date: 2026-02-20.

Last updated 2026-06-13 08:39 UTC owner-supplied commencement data

10 notices

Commencement history

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Owner-supplied commencement export / CN0138566CC / 2026-02-20

Construction 14 no new dwelling houses and associated site works, nos. 21 to 34 incl. the close ard roibin carrignafoy cobh co cork

Construction 14 no new dwelling houses and associated site works, nos. 21 to 34 incl. the close ard roibin carrignafoy cobh co cork

Notice
Commencement Notice With Compliance Documentation
Commencement
2026-02-20
Source
Owner-supplied commencement export; no public source URL
Location
Cobh, Cork
Council
Cork County Council
Owner company
O Mahony Developments Ltd
Builder
O'Mahony Developments (G) Ltd
Units / floor
14 units / 1437.89 m2
Current commencementCommencement Notice With Compliance DocumentationOwner exportHousing phase
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Open official planning file Map Planning ref 24/04072
Owner-supplied commencement export / CN0134442CC / 2025-10-14

The construction of 12 dwelling houses, nos. 9-20 incl., The Close Ard Roibín, Cobh, Co Cork

The construction of 12 dwelling houses, nos. 9-20 incl., The Close Ard Roibín, Cobh, Co Cork

Notice
Commencement Notice With Compliance Documentation
Commencement
2025-10-14
Source
Owner-supplied commencement export; no public source URL
Location
Cobh, Cork
Council
Cork County Council
Owner company
O Mahony Developments Ltd
Builder
O'Mahony Developments (G) Ltd
Units / floor
12 units / 1176.38 m2
Current commencementCommencement Notice With Compliance DocumentationOwner exportHousing phase
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Open official planning file Map Planning ref 24/04072
Owner-supplied commencement export / CN0134360CC / 2025-10-10

Construction Of 20 No Dwelling houses and associated site works, nos. 1-20 incl., Clashavodig, Clash Rd, Little Island, Co Cork

Construction Of 20 No Dwelling houses and associated site works, nos. 1-20 incl., Clashavodig, Clash Rd, Little Island, Co Cork

Notice
Commencement Notice With Compliance Documentation
Commencement
2025-10-10
Source
Owner-supplied commencement export; no public source URL
Location
little island, Cork
Council
Cork County Council
Owner company
O Mahony Developments Ltd
Builder
O'Mahony Developments (G) Ltd
Units / floor
20 units / 2157.92 m2
Current commencementCommencement Notice With Compliance DocumentationOwner exportHousing phase
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Open official planning file Map Planning ref 25/04989
Owner-supplied commencement export / CN0129281CC / 2025-06-04

construction of 22 no. new dwelling houses and associated site works, nos 1-14 The Meadows, 1-8 the close,(all inclusive) Ard Roibín, carrignafoy, Cobh, Co Cork

construction of 22 no. new dwelling houses and associated site works, nos 1-14 The Meadows, 1-8 the close,(all inclusive) Ard Roibín, carrignafoy, Cobh, Co Cork

Notice
Commencement Notice With Compliance Documentation
Commencement
2025-06-04
Source
Owner-supplied commencement export; no public source URL
Location
Cobh, Cork
Council
Cork County Council
Owner company
O Mahony Developments Ltd
Builder
O'Mahony Developments (G) Ltd
Units / floor
22 units / 2360.51 m2
Current commencementCommencement Notice With Compliance DocumentationOwner exportHousing phase
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Open official planning file Map Planning ref 24/04072
Owner-supplied commencement export / CN0122047CC / 2024-11-20

Construction of a new detached two- storey dwellinghouse and all associated site works

Construction of a new detached two- storey dwellinghouse and all associated site works

Notice
Commencement Notice with Opt Out Declaration
Commencement
2024-11-20
Source
Owner-supplied commencement export; no public source URL
Location
Little Island, Cork
Council
Cork County Council
Owner company
O Mahony Developments Ltd
Builder
O'Mahony Developments (G) Ltd
Units / floor
1 units / 227.8 m2
Current commencementCommencement Notice with Opt Out DeclarationOwner exportOne-off dwelling
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Map Planning ref 22/05226
Owner-supplied commencement export / CN0110204CC / 2024-02-26

Construction of 18 houses and associated site works, Numbers 1-18 inclusive, The Crest, Harpers Creek, Glounthaune, Co Cork

Construction of 18 houses and associated site works, Numbers 1-18 inclusive, The Crest, Harpers Creek, Glounthaune, Co Cork

Notice
Commencement Notice With Compliance Documentation
Commencement
2024-02-26
Source
Owner-supplied commencement export; no public source URL
Location
Glounthaune, Cork
Council
Cork County Council
Owner company
O Mahony Developments Ltd
Builder
O'Mahony Developments (G) Ltd
Units / floor
18 units / 2519.1 m2
Current commencementCommencement Notice With Compliance DocumentationOwner exportHousing phase
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Map Planning ref ABP-301197-18, 22/06659
Owner-supplied commencement export / CN0106570CC / 2023-11-01

Change of use of a existing permission of a previously finished shell for a Doctors Surgery to 2 no apartments, nos 11 and 12 the estuary, harpers creek, glounthaune, Co. Cork

Change of use of a existing permission of a previously finished shell for a Doctors Surgery to 2 no apartments, nos 11 and 12 the estuary, harpers creek, glounthaune, Co. Cork

Notice
Commencement Notice With Compliance Documentation
Commencement
2023-11-01
Source
Owner-supplied commencement export; no public source URL
Location
Glounthaune Village, Cork
Council
Cork County Council
Owner company
O Mahony Developments Ltd
Builder
O'Mahony Developments (G) Ltd
Units / floor
12 units / 137 m2
Current commencementCommencement Notice With Compliance DocumentationOwner exportHousing phase
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Map Planning ref 22/06740
Owner-supplied commencement export / CN0103818CY / 2023-08-08

construction 2 no new dwelling houses and associated site works, unit nos 1 and 2 Dereen, church hill, glanmire, co cork

construction 2 no new dwelling houses and associated site works, unit nos 1 and 2 Dereen, church hill, glanmire, co cork

Notice
Commencement Notice With Compliance Documentation
Commencement
2023-08-08
Source
Owner-supplied commencement export; no public source URL
Location
Glanmire, Cork
Council
Cork City Council
Owner company
O Mahony Developments Ltd
Builder
O'Mahony Developments (G) Ltd
Units / floor
2 units / 431 m2
Current commencementCommencement Notice With Compliance DocumentationOwner exportOne-off dwelling
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Map Planning ref 20/39330
Owner-supplied commencement export / CN0081916CC / 2021-10-06

Construction of 10 no dwelling houses and associated site works, nos. 44 to 53 inclusive, The Fairways, Tir Cluain, Midleton, Co Cork

Construction of 10 no dwelling houses and associated site works, nos. 44 to 53 inclusive, The Fairways, Tir Cluain, Midleton, Co Cork

Notice
Commencement Notice With Compliance Documentation
Commencement
2021-10-06
Source
Owner-supplied commencement export; no public source URL
Location
Midleton, Cork
Council
Cork County Council
Owner company
O Mahony Developments Ltd
Builder
O'Mahony Developments (G) Ltd
Units / floor
16 units / 1018.89 m2
Current commencementCommencement Notice With Compliance DocumentationOwner exportHousing phase
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Map Planning ref 21/04573, 04/6170
Owner-supplied commencement export / CN0071521CC / 2020-12-24

The construction of multi unit building, including 10 apartment unit, creche, surgery and ancillary works, 1-10 The Estuary, Harpers Creek, Glounthaune, Co Cork

The construction of multi unit building, including 10 apartment unit, creche, surgery and ancillary works, 1-10 The Estuary, Harpers Creek, Glounthaune, Co Cork

Notice
Commencement Notice With Compliance Documentation
Commencement
2020-12-24
Source
Owner-supplied commencement export; no public source URL
Location
Glounthaune Village, Cork
Council
Cork County Council
Owner company
O Mahony Developments Ltd
Builder
O'Mahony Developments (G) Ltd
Units / floor
10 units / 20978 m2
Current commencementCommencement Notice With Compliance DocumentationOwner exportHousing phase
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Map Planning ref ABP-300025-17 / ABP-301197-18