Technical Expertise

Multidisciplinary teams comprising of specialists across ten industry sectors, we have the expertise necessary to grapple with challenging assignments.

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Commitment to Clients

Our business is built on relationships, and our clients will always be our top priority.

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Featured Project

Silvertown Tunnel London UK

Silvertown Tunnel
One of the largest engineering projects in the world.

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Who We Are

International Award-Winning Engineering Consultants who deliver ground breaking solutions at the forefront of industry best practice.

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Our Regions

Carbon Reduction Plan

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Our Commitment to Net Zero
Ayesa is committed to becoming a net zero engineering consultancy by 2040

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Stay Up-to-date

Stay on top of the latest developments, appointments, awards and more across all our offices.

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Featured News

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On 19th October 2023, ByrneLooby will rebrand to Ayesa

ByrneLooby will officially adopt the name of its parent company, Ayesa, a global engineering and technology services provider.

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Investing In Our People

Cultivating a culture in which individual differences and the contributions of our staff are recognised and valued.

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Our EDI Policy

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Celebrating People
Fostering a culture where you are encouraged to be yourself.

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International Presence

Multidisciplinary team comprising of specialists across Ireland, UK and the Middle East.

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Contact Us

We would love to hear from you. Please fill in the quick contact form below.

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Welcome to the Ayesa International Hub of Engineering Excellence 

Ayesa is a global provider of technological and engineering services, with more than 12,000 employees and a direct presence in 23 countries. It ranks proudly 44th among the top 225 International Engineering Design Firms and is recognised as a top 10 player in Latin America according to ENR 2023. With a multidisciplinary team and half a century of experience, our engineering expertise spans a diverse range of sectors, including architecture & infrastructure, transportation, geotechnics, water resources, marine and coastal engineering, flood management, conservation and heritage, environmental solutions, energy projects, utilities, and waste management.

At Ayesa, we are committed to leaving lasting, positive impacts on projects and the communities we serve. We prioritise our people and embrace a proactive approach to overcoming challenges. Our promise is to be an end-to-end lifelong partner for clients, delivering global best practices and innovative solutions to local challenges.

Explore how Ayesa can transform your projects and join us in improving the lives of the communities where we work and live.

Get in touch today to learn more about our services and how we can collaborate to achieve your goals.

Multidisciplinary Collaboration, Designed to make a difference

We function as a collective of teams spanning numerous disciplines, collaborating and pooling our knowledge and expertise to generate value and lasting positive impacts for all our clients and the communities in which we work and live.


Be the change you want to see

We are in the Top 50 engineering design firms in the world - Join Ayesa and connect with some of the best talents in the industry. Become a member of our team of experts and contribute to the creation of a more sustainable, interconnected, and people-centered world. Gain experience across a broad range of disciplines and drive the change you want to see.

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We support you and your projects

Our goal is to provide you with the best services for your needs