MCA Architects is an internationally active architecture and design practice with a strong presence across Europe. We specialise in the design and delivery of high-performance data centres and mission-critical facilities, providing full architectural, interior design, and master planning services to leading technology, colocation, and hyperscale clients.
With over 7 million square feet of data centres designed; totalling more than 2.6 gigawatts of critical IT load and 130 hectares of campuses master planned, MCA delivers resilient, energy-efficient, and scalable infrastructure that supports the world’s digital economy.
Founded in 1988 as Michael Collins Associates, the practice has evolved from a respected Irish consultancy into a trusted international partner for digital infrastructure, corporate, and institutional clients. Our wider portfolio includes over 5 million square feet of corporate workplaces, 1.5 million square feet of healthcare facilities, and due diligence and building appraisals covering more than 7 million square feet of property for state, financial, and property institutions.
In 2025, MCA merged with German data centre advisory and design firm TTSP HWP to create a pan-European practice focused on the design, planning, and delivery of next-generation data centres. With more than 240 professionals across Europe, the integrated team provides consistent standards, multidisciplinary expertise, and a single governance model, giving clients from hyperscale cloud providers to colocation operators the confidence of working with one trusted partner across multiple markets.
Why work with us
35-Year Reputation for Delivery – A proven legacy of reliability and excellence built over three decades.
Driven by Quality – A passion for great design and a commitment to continuous improvement.
Client-Focused Mindset – We listen, adapt, and deliver solutions that meet real operational needs.
Trusted Partnerships – Long-standing client relationships built on performance, collaboration, and results.
International Experience – Over 30 years of successful cross-border collaboration across the EMEA region.
Technical and Professional Expertise – Recognised by clients and contractors for our deep understanding of design, regulation, and construction.
Exceptional People – We invest in training, mentoring, and retaining talented staff to ensure continuity, trust, and capability.
Agility and Responsiveness – A proactive team culture focused on solving challenges quickly and efficiently.
Collaborative by Nature – Strong, enduring relationships with design teams and delivery partners.
Design Excellence with Commercial Awareness – Creative, efficient, and cost-conscious solutions that add measurable value.
Stable and Dependable – Consistently high levels of service, performance, and reliability.
Competitive Spirit – A determination to exceed expectations and deliver best-in-class results.
