Mercury is a European leader in construction solutions. The company builds and manages complex engineering and construction projects for the world’s leading corporations. Mercury’s solutions help deliver technologies and life-changing advancements that connect people, communities, and businesses, giving them the power to achieve incredible things.

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The company’s commitment to the client establishes the contractor as a strategic partner at the centre of everything, with a bold promise to always deliver. This dedication turns clients into partners and people into teams, building relationships that thrive.

50 years in business

In 2022, Mercury marked its 50th year in business and undertook a comprehensive restructuring, which involved a significant update to core principles and capturing the views of the company’s key stakeholders in line with its ‘Beyond 50’ strategy.

Mercury’s core beliefs centre around four values: ‘Brave’, ‘Dynamic’, ‘Make it Happen’ and ‘Work Safe, Home Safe’. These principles inform Mercury’s operations across key sectors in 13 countries.

Mercury is led by a multidisciplinary team of diverse individuals, steered by CEO Eoin Vaughan and a leadership team who are passionate about creating change. With a direct workforce of 3,700 people, Mercury’s teams possess a determination and sharp focus, which enables the company to deliver with certainty time and time again. Mercury offers its people the chance to realise their full potential with challenging opportunities on leading-edge projects.


Safety at Mercury

Safety is Mercury’s anchor value, and the Work Safe, Home Safe mindset is firmly fixed in every individual, team, and rank throughout the company. It underpins its delivery, training and processes and is a fundamental component of every facet of the business.

Mercury emphasises a behaviour-based approach to safety, which means that every individual across the company is responsible, and safety is embedded in their DNA.

Sustainability at Mercury

The company has a strong commitment to reducing its environmental footprint across operations as they build sustainable communities through the best practices in environmental, social and governance (ESG).

Mercury received a ‘B’ rating from the Carbon Disclosure Project (CDP) as well as achieving a silver badge of recognition from Ecovadis, highlighting a commitment to working in line with firm science-based carbon reduction targets. As an industry leader, Mercury is passionate about inspiring decisive climate action across the construction sector.

Its clear strategic direction allows the company to harness the momentum built over the last 50 years to deliver success in the face of an ever-changing industry.

Mercury continues to drive change and transformation as a European leader in construction solutions.


No 1: Mercury Engineering

ADDRESS: Mercury House, Ravens Rock Road, Sandyford Business Estate, Dublin 18.

PHONE: 01 216 3000


LINKEDIN: Mercury Engineering

TWITTER: @mercuryeng

KEY EXECUTIVES: Eoin Vaughan, Chief Executive Officer; Frank Quirk, Chief Operations Officer; Managing Directors: Alan Gorman, Alan Clinton, Rory O’Brien, Dermot Gildea, Colin Keane, Stephen O’Shea, Stefan Zöller, Tony Duddy; David Byrne, Pre-construction Director; Paul Carthy, Business Development Director; Joanne Cluxton, Group HR Director.

KEY ACTIVITIES: Specialist Contractor.

YEAR END: 31/12/2022