Protecting your investment with thorough inspections and complete planning services.

Ireland’s Experts in Structural Surveys & Planning

“Great service, fast turn around and always quick to get on the phone to discuss/advise.”

- Paul Neale, Google Review

“Caoláinn was very professional to deal with.
I rang O'Neill O'Reilly & Associate on Thursday and the pre survey was done on the Monday and the report was sent to me on the Tuesday morning. Very fast result.”

- Stephen Ferris, Google Review

“We had our pre-property survey with O'Neill/O'Reilly & Associates. The report was extremely thorough and detailed. Claire was very professional to deal with and our follow up call put us at ease with the next steps when purchasing our new home..”

- Claire Moroney, Google Review

Featured Services

Pre-Purchase Surveys

Our detailed structural surveys uncover hidden issues before you buy, protecting you from costly surprises and giving you complete peace of mind.

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Snag List

Our expert snag list inspections identify defects and incomplete works in new builds or renovations, ensuring your property meets the highest standards.

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Planning Permission

From precise architectural drawings to complete council submissions, we manage the entire planning process, ensuring fast approvals & zero stress.

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Areas Served

At O’Neill O’Reilly & Associates, Our services are available throughout Midlands, North East, and parts of Leinster and Connacht.

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Kildare

Laois

Louth

Dublin

Meath

Carlow

Westmeath

Monaghan

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Longford

Wicklow

Sligo

Cavan

Leitrim

Roscommon

Offaly

Not sure if we can cover your area?

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Meet The Team

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Claire O'Neill

Managing Director

Registered Engineer, IEI

Claire brings over 26 years of leadership and engineering expertise to her role as Managing Director. As a long term member of Engineers Ireland, she is known for her strategic vision, attention to detail, and commitment to delivering the highest standards in engineering consultancy. Claire plays a key role in client engagement, project oversight, and guiding the overall direction of the company.

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Caoláinn O'Reilly

Director

Registered Engineer, IEI

Caolánn is a Registered Engineer with Engineers Ireland, specialising in project delivery and technical innovation. As Director, he combines hands-on engineering knowledge with a forward-thinking approach to problem-solving. Caolánn is deeply involved in project coordination, structural assessments, and ensuring efficient, client-focused outcomes.

Why Homeowners & Buyers Trust O’Neill O’Reilly and Associates

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Certified Structural Engineers, Transparent Pricing & Fast Turnaround.

Registered Engineers - IEI Certified

2 Working Day Turnaround

Fixed Pricing - No Surprises

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Get My Survey Quote

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Ready to get started with O’Neill O’Reilly Associates? Fill out your details, and one of our team members will be in touch shortly to discuss your project. We look forward to helping you bring your plans to life — let’s build something great together.

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