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Delivering construction excellence

Delivering construction excellence

Our work IN

John Sisk & Son is a family owned business established 160 years ago and we are proud today to be a progressive, international construction and civil engineering company. Our reputation as Ireland's leading provider of construction services has been earned over decades of operation across Ireland, the UK and mainland Europe.

John Sisk & Son is a family owned business established 160 years ago and we are proud today to be a progressive, international construction and civil engineering company. Our reputation as Ireland's leading provider of construction services has been earned over decades of operation across Ireland, the UK and mainland Europe.

Our people are the key to our success

Ever since we began in 1859, John Sisk & Son has always relied on the skills and vision of our people to drive our relentless spirit of innovation.

Our core values ​​of Care, Integrity and Excellence guide how we deliver our projects and engage with people. We are committed to sustainability throughout our supply chain, our customer relationships and we use technology to drive productivity and continuous improvement.

Our people are the key to our success

Ever since we began in 1859, John Sisk & Son has always relied on the skills and vision of our people to drive our relentless spirit of innovation.

Our core values ​​of Care, Integrity and Excellence guide how we deliver our projects and engage with people. We are committed to sustainability throughout our supply chain, our customer relationships and we use technology to drive productivity and continuous improvement.

Early involvement leads to better projects

Working across sectors such as Data and Technology, Pharmaceutical and Life Sciences, Infrastructure, Transport, Healthcare, Commercial, Housing, Retail, Industry, Leisure, Education and Energy, our collective experience and flexible thinking allows our people collaborate on projects with your teams, tailoring each process to meet your specific needs.

We deliver projects with a Construction Management, Managing Contractor or EPCM (Engineering, Procurement & Construction Management) approach and we also provide specialized Commissioning and Qualification (C&Q) services to customers in the life sciences and pharmaceutical sectors.

Early involvement leads to better projects

Working across sectors such as Data and Technology, Pharmaceutical and Life Sciences, Infrastructure, Transport, Healthcare, Commercial, Housing, Retail, Industry, Leisure, Education and Energy, our collective experience and flexible thinking allows our people collaborate on projects with your teams, tailoring each process to meet your specific needs.

We deliver projects with a Construction Management, Managing Contractor or EPCM (Engineering, Procurement & Construction Management) approach and we also provide specialized Commissioning and Qualification (C&Q) services to customers in the life sciences and pharmaceutical sectors.

Selected
PROJECTS

Multinational Data Centre Campus, Dublin, Ireland

We treat our subcontractors and suppliers as partners

"It was an excellent project, well executed by the Sisk team. It was great to have a construction company who were as committed to the project as IBM were. More importantly you guys had the skill to deliver on your commitment. I could really use a Sisk in the Nordics."

Stephen Thompson
IBM REGIONAL PROGRAMME MANAGER REAL ESTATE AND SITE OPERATIONS- UK, IRELAND AND NORDICS

Sustainability at Sisk - have your say

LATEST NEWS

Geographical spread 

Since 2014 John Sisk & Son has been following our key clients across Europe. Sisk have a team of dedicated staff on the ground in European countries.   

We have over 35 years' experience in construction delivery and project management of complex data centres and IT facilities for some of the world's leading ICT businesses.

Having developed a unique understanding of the complexities of delivering these projects, our team has been appointed by world-leading organisations confident in the knowledge that their new facility will be delivered with flawless execution.

This solid performance and reputation has resulted in the award of numerous high-level contracts in the micro-electronics, retail, ICT and data sectors over a sustained period with exceptional success.

Sisk are currently working in nine countries across Continental Europe

Multinational Data Centre Campus, Dublin, Ireland

We put safety first in every aspect of our work and the communities we serve

Our people

Graduates and work placements

Contact us and see how we can work together

Image of Donal McCarthy
Donal McCarthy

Chief Operating Officer (COO) Ireland and Europe and MD Ireland East

Donal is Chief Operating Officer (COO) for Ireland and all business sectors in Europe. He is also MD for Ireland East and has held numerous positions since re-joining the company in 2002 following an eight-year period working in the construction industry in New York. Prior to that he worked as a graduate engineer with Sisk, having joined the company in 1990.

Image of Diarmuid O'Sullivan
Diarmuid O'Sullivan

Director- Data/ICT, Ireland & Europe

Diarmuid has over 28 years experience working with Sisk and is currently responsible for delivering mission critical Data Centre projects from pre-construction stage through to final commissioning and handover for large multinational clients.

Image of Tim Petch
Tim Petch

Business Development Director, Ireland and Europe

Tim has a wealth of international experience having spent over 30 years' in the construction industry delivering numerous projects for international clients in Ireland, UK, Singapore, China, North Africa and Australia. He joined Sisk in 2017 as Business Development Director for Europe.