PB
PlanningBrief Ireland project leads and business signals

Builder profile

Cuilmore Developments Ltd commencement pipeline.

10 commencement notices linked to this company builder. Counties: Mayo. Latest commencement date: 2025-08-01.

Last updated 1 Aug 2026 09:57 UTC owner-supplied commencement data

Builder profile source gate

This profile is published because the company builder appears on repeated, unsuppressed owner-export commencement notices. It is a public-display pipeline sample, not total-market coverage, and private home-address or personal-owner fields are not rendered.

Open current starts

10 notices

Commencement history

This profile renders company-builder data only. Private home addresses and owner personal details are not displayed.

Owner-supplied commencement export / CN0131403MO / 2025-08-01

Erection of a single storey dwelling house

Erection of a single storey dwelling house

Notice
Commencement Notice with Opt Out Declaration
Commencement
2025-08-01
Source
Owner-supplied commencement export; no public source URL
Location
Parke, Mayo
Council
Mayo County Council
Builder
Cuilmore Developments Ltd
Units / floor
1 units / 274 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 P25/60042
Owner-supplied commencement export / CN0116468MO / 2024-06-24

Construction of an extension to existing dwelling

Construction of an extension to existing dwelling

Notice
Commencement Notice with Opt Out Declaration
Commencement
2024-06-24
Source
Owner-supplied commencement export; no public source URL
Location
Castlebar, Mayo
Council
Mayo County Council
Owner company
Cuilmore Developments Ltd
Builder
Cuilmore Developments Ltd
Designer
Masterson Design Ltd
Units / floor
1 units / 75 m²
Current commencementCommencement Notice with Opt Out DeclarationOwner exportDomestic extension / garage
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Map Planning ref 23238
Owner-supplied commencement export / CN0095076MO / 2022-11-01

Construction of a dwelling house and all ancillary works

Construction of a dwelling house and all ancillary works

Notice
Commencement Notice with Opt Out Declaration
Commencement
2022-11-01
Source
Owner-supplied commencement export; no public source URL
Location
Mulranny, Mayo
Council
Mayo County Council
Builder
Cuilmore Developments Ltd
Units / floor
1 units / 220 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 P21/41
Owner-supplied commencement export / CN0061327MO / 2020-02-07

Minor alterations & construction of new extension to guesthouse containing self- catering accommodation

Minor alterations & construction of new extension to guesthouse containing self- catering accommodation

Notice
Commencement Notice With Compliance Documentation
Commencement
2020-02-07
Source
Owner-supplied commencement export; no public source URL
Location
Mulranny, Westport, Mayo
Council
Mayo County Council
Builder
Cuilmore Developments Ltd
Units / floor
units unknown / 40 m²
Current commencementCommencement Notice With Compliance DocumentationOwner exportOther commencement
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Map Planning ref 15402
Owner-supplied commencement export / CN0061020MO / 2020-01-31

MINOR ALTERATIONS TO EXISTING HOUSE & CONSTRUCTION OF A NEW EXTENSION

MINOR ALTERATIONS TO EXISTING HOUSE & CONSTRUCTION OF A NEW EXTENSION

Notice
Commencement Notice with Opt Out Declaration
Commencement
2020-01-31
Source
Owner-supplied commencement export; no public source URL
Location
Mulranny, Mayo
Council
Mayo County Council
Builder
Cuilmore Developments Ltd
Units / floor
units unknown / 40 m²
Current commencementCommencement Notice with Opt Out DeclarationOwner exportDomestic extension / garage
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Map Planning ref 15402
Owner-supplied commencement export / CN0055103MO / 2019-08-12

Domestic Dwelling House

Domestic Dwelling House

Notice
Commencement Notice with Opt Out Declaration
Commencement
2019-08-12
Source
Owner-supplied commencement export; no public source URL
Location
Newport, Mayo
Council
Mayo County Council
Builder
Cuilmore Developments Ltd
Units / floor
1 units / 150 m²
Current commencementCommencement Notice with Opt Out DeclarationOwner exportDomestic extension / garage
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Map Planning ref P16/547
Owner-supplied commencement export / CN0019234MO / 2016-08-08

Construction of One Number Dwelling House

Construction of One Number Dwelling House

Notice
Commencement Notice With Compliance Documentation
Commencement
2016-08-08
Source
Owner-supplied commencement export; no public source URL
Location
Castlebar, Mayo
Council
Mayo County Council
Builder
Cuilmore Developments Ltd
Designer
Masterson Design Ltd
Assigned certifier
Masterson Design Ltd
Units / floor
1 units / floor unknown
Current commencementCommencement Notice With Compliance DocumentationOwner exportOne-off dwelling
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Planning ref 13913972
Owner-supplied commencement export / CN0016115MO / 2016-05-18

Construct dwelling house with proprietary effluent treatment unit and ancillary site works

Construct dwelling house with proprietary effluent treatment unit and ancillary site works

Notice
Commencement Notice With Compliance Documentation
Commencement
2016-05-18
Source
Owner-supplied commencement export; no public source URL
Location
Newport, Mayo
Council
Mayo County Council
Owner company
Cuilmore Developments Ltd
Builder
Cuilmore Developments Ltd
Units / floor
1 units / floor unknown
Current commencementCommencement Notice With Compliance DocumentationOwner exportOther commencement
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Planning ref 0628000
Owner-supplied commencement export / CN0008748MO / 2015-07-15

Construct extension to existing dwelling house

Construct extension to existing dwelling house

Notice
Commencement Notice With Compliance Documentation
Commencement
2015-07-15
Source
Owner-supplied commencement export; no public source URL
Location
Westport, Mayo
Council
Mayo County Council
Builder
Cuilmore Developments Ltd
Units / floor
1 units / floor unknown
Current commencementCommencement Notice With Compliance DocumentationOwner exportDomestic extension / garage
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Planning ref 14-179
Owner-supplied commencement export / CN0005651MO / 2015-03-21

House Extension and Ancillary Site Works

House Extension and Ancillary Site Works

Notice
Commencement Notice With Compliance Documentation
Commencement
2015-03-21
Source
Owner-supplied commencement export; no public source URL
Location
Newport, Mayo
Council
Mayo County Council
Builder
Cuilmore Developments Ltd
Units / floor
1 units / floor unknown
Current commencementCommencement Notice With Compliance DocumentationOwner exportDomestic extension / garage
Source note: owner-supplied commencement export; no public source URL Open matched PlanningBrief lead Map Planning ref 12624