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Trusted Construction Contractors for Sustainable Projects
John Sisk & Son has been pioneering innovative construction methods across Ireland, the UK, and Europe for decades. Our expertise spans data centers, commercial developments, healthcare facilities, residential projects, infrastructure, and life sciences, with a steadfast commitment to sustainability. We integrate creative design, digital project delivery, and strategic engineering to transform complex challenges into efficient, future-ready solutions. With a 40-year partnership with industry leaders like Analog Devices Ireland and a 2024 revenue exceeding 2.75 billion, we combine global scale with localized execution.

Our core values of Care, Integrity, and Excellence drive every project, ensuring safety, environmental stewardship, and lasting community impact. From landmark buildings to net-zero initiatives, we deliver iconic spaces that endure for generations.
Services
Innovation & Design Digital Project Delivery Strategic Projects Engineering Services Sustainability Consulting
Highlights and features
  • We deliver landmark projects with a 40-year track record in complex developments.
  • Our digital project delivery optimizes efficiency through advanced technology.
  • We prioritize sustainability, achieving green building standards in all operations.
  • Our internal engineering consultancy mitigates risks and maximizes client value.
  • We maintain a 62% profit growth through strategic resource optimization.
Services
Innovation & Design
We transform projects through sustainable design and advanced planning. Our approach integrates risk mitigation and value creation for clients across diverse sectors. By leveraging digital tools, we deliver efficient, future-ready infrastructure.
Digital Project Delivery
Our digital delivery platform streamlines construction processes using collaborative technology. This ensures precision in design, construction, and project handover while reducing environmental impact through optimized resource management.
Strategic Projects
We specialize in remediation, retrofitting, and repurposing projects. Our strategic approach addresses unique challenges in infrastructure renewal and adaptive reuse, extending asset lifecycles sustainably.
Engineering Services
Our in-house design consultancy focuses on risk mitigation and value engineering. We provide tailored solutions for structural, mechanical, and electrical systems across commercial and industrial projects.
Sustainability Consulting
We implement sustainable practices throughout project lifecycles, achieving certifications like LEED Gold. Our roadmap targets net-zero emissions while maintaining operational efficiency and regulatory compliance.
People
Paul Brown
CEO
Paul Brown leads Sisk with a vision for sustainable construction innovation. With decades of industry experience, he drives strategic growth while maintaining the company's core values of excellence and integrity.
Questions
What sectors does John Sisk & Son specialize in?
We specialize in data centers, commercial developments, healthcare facilities, residential projects, infrastructure, and life sciences across Ireland, the UK, and Europe.
How does Sisk incorporate sustainability into projects?
We embed sustainability through material optimization, energy-efficient design, and green certifications like LEED Gold, aligning with our net-zero roadmap.
What makes Sisk's approach unique?
Our integration of digital project delivery, in-house engineering, and strategic remediation solutions ensures efficient, future-ready outcomes for complex developments.
Can Sisk handle large-scale international projects?
Yes, with €2.75 billion revenue in 2024 and a 40-year track record, we deliver landmark projects like Vantage Data Centres and Etihad Stadium expansions.