Our History

Mercury’s proud history is the foundation for our prosperous future.

Mercury Engineering was founded by Frank O’Kane and Joe Morgan to deliver electrical engineering services to Irish businesses. We are rich in company history. Mercury is a leading European engineering contractor specialising in the provision of mechanical, electrical, sprinkler systems & fire protection and data technology services to a range of sectors including commercial, data centre, manufacturing, infrastructure and healthcare.

This page contains all news and updates about Mercury Engineering, a company that is continually growing and improving in all sectors that we operate in.

From new appointments to an update on our projects or European operations, all news or updates on the company can be found here, or on any social media platform we operate on.


Despite our size, Mercury remains a privately owned and managed business with a very flexible, client-focused approach and an appreciation of the value of long-term business relationships. A large proportion of our on-going work comes from existing clients with whom we have developed a trusting and mutually beneficial relationship over many years. We are proud to have worked successfully on some of the most technologically advanced and capital-intensive engineering projects in the world.

The key to every successful business is its staff and Mercury has always appreciated and valued its employees. The majority of our highly experienced team are long term direct employees who manage projects on behalf of our clients to the strictest codes of integrity and professionalism. This website is just a very small window into the company history and workings of Mercury Engineering which will give you a flavour of our experience and capabilities.


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Mercury is founded by Frank O’Kane and Joe Morgan to deliver electrical engineering services to Irish businesses. The company quickly expands to become a turnkey operation through the addition of a fire protection service.


The first multi-million pound contracts are acquired by Mercury from Syntex Pharmaceutical Corporation and Marathon Petroleum. A mechanical engineering services division is formed in response to these and other new projects.


Mercury wins its first overseas contract in North Africa and Mercury International is formed, opening offices in Tripoli and Benghazi. Pharmaceutical projects are completed for Leo Laboratories and Beecham Products.


Allergan Pharmaceuticals commence construction of their first manufacturing facility in Ireland and Mercury wins the fire protection contract.


New offices in the Sandyford Business Park in Dublin are indicative of Mercury’s development. Work commences on the fast-track 50,000m² Fieldcrest Mills plant in Kilkenny and work commences off-shore on the Kinsale Head gas production platforms.


Polaroid Corporation commences construction of a 25,000m² manufacturing plant in Newbridge and Mercury wins the fire protection contract. Contracts for the historic Gaiety Theatre in Dublin and Tara Mines are also started.


Major contracts for University College Dublin, Westinghouse and the Smurfit Group are added to Mercury’s portfolio.Work commences on the Wang Computers manufacturing plant in Limerick, Prime Computers in Dublin and a leading multinational technology company’s  first manufacturing plant in Ireland.


Mercury continues to work with a leading multinational technology company as they expand their manufacturing plant. A growing workforce requires the extension of Mercury’s head office


Mercury celebrates ten years in business and wins major contracts for Atari Games, Mallinckrodt Laboratories, Floating Points Systems and an extension to the Polaroid facility.


Schering Plough purchase the Avondale Chemicals plant and Mercury is commissioned to design and install all the fire protection and electrical monitoring systems for the site. Work also commences on the electricity generation stations for the Electricity Supply Board at Moneypoint and Northwall Dublin.


Mercury commences work on its first semiconductor plant for Analog Devices in Limerick, and on projects for Angus Isochem Pharmaceuticals Ringaskiddy, Nixdorf Computers, Shell and Conoco.


A growing workforce requires the extension of Mercury’s head office in Dublin; the company moves from strength to strength, receiving contracts for Yamanouchi, Elan Pharmaceuticals and Flo-Gas.


Mercury continues to expand its business in the UK and completes projects for Amdahl Computers, Rehau Plastics, London Transport, The Marco Polo building and the London Tara Hotel.


Intel sets up its first manufacturing plant in Ireland and Mercury starts what is to become a long-time partnership with the company.


Mercury is now well established as the strongest engineering services company in Ireland, with a client list that includes many Fortune 500 companies. Contract received for the Morgan Stanley building in Canary Wharf London.


Work commences on the Fab 10 wafer manufacturing facility for Intel. Mercury receives contracts for Shannon Aerospace, Motorola and Murphy’s Brewery.


Mercury is  20 years in business and works on the Villa Olimpica Project in Barcelona, Spain for the Summer Olympics. Contracts are also received for Microsoft, Heinz Foods and Gateway 2000 Computers.


Mercury receives the contract for the fire protection and mechanical services contracts for the TRW Automotive Plant in Krefeld, Germany


Total staff numbers at Mercury reach 1,400. Mercury starts projects for the Smurfit Group in Loenen and Groningen Holland.


Mercury continues working in Holland for the Smurfit Group and starts the McCain Foods factory in Hoofddorp. Contracts are won for Louisiana Pacific, Motorola, AT&T, 3Com and Hewlett Packard


Mercury establishes an office in Cork, Ireland in order to serve clients in the Munster region, including Roche, Bausch & Lomb, and Ivax Pharmaceuticals. Mercury wins the contract for the McCain Foods factory in Lelystad Holland. Mercury also wins the contract for the prestigious Fab14 project at Intel. The company’s turnover exceeds £50 million.


Mercury celebrates 25 years in business and its position as the largest multi-services engineering provider in Ireland. The company wins contracts for MSD Pharmaceuticals, MBNA Bank, Hewlett Packard and the McCain Foods factory in Lewedorp Holland.


Mercury Technologies is established to formally meet the challenges of the technology generation.


Mercury completes its first project in Poland for the McCain Foods processing plant in Wroclaw. Projects are also completed for Wexford and Fermanagh Creamerys, Xerox, Dublin Airport, Dell, and Bausch & Lombe


Mercury Poland’s Warsaw office is officially opened by the Irish Prime Minister. Mercury continues with the electrical and fire protection contract for Hewlett Packard’s inkjet facility. Mercury also wins the contract for multiple services for Wyeth Pharmaceuticals at its campus in Grangecastle, Dublin.


Mercury projects include the Fab24 project for Intel and a substantial piping project for the Bristol Myers Squibb plant in Cruisrath. In January, Mercury opens its second and third offices in Poland – in Poznan and Wroclaw. Work commences on the Wyeth Pharmaceuticals Grangecastle site and on the fire protection systems for Shannon Airport.


Mercury celebrates 30 years in business. Mercury Poland completes the Wabco automotive parts manufacturing plant. Work commences on the Bailey’s liquor factory in Belfast, the Bulmer’s/Magners cider plant and the high-bay warehouse for Dell.


Mercury wins contracts for  several key infrastructural projects including the Dublin Port Tunnel, the Luas light railway, Airtricity wind farms and Shell’s Corrib Gas Terminal facility. Projects also commence for the Shelbourne Hotel, PriceWaterhouseCoopers and Pfizer Pharmaceuticals. Mercury UK wins the 18-month, £56m design & build contract for the Sentrum Datacentre Croydon – clients will include BT, London Stock Exchange, Deutschebank, and Rabobank.


Mercury moves to a new office in central London to service the demands of a growing UK client base. The £76m contract for Sentrum Datacentre, Watford is received – clients will include BP, Dresner Bank, Navisite. Mercury also wins contracts for the Continent 8 project in the Isle of Man and Project Pegasus for Pfizer in Sweden.


The £386m Sentrum data centre in Woking is started – clients will include Transport for London, SunGard, ED&F MAN Group, Fidessa, and Navisite. Mercury also wins major contracts in Ireland including the €96m Dublin Airport Terminal 2, the Convention Centre Dublin and the Aviva Stadium.



Mercury completes the mechanical, electrical and fire protection services on the historic redevelopment of the Point Theatre in Dublin (since renamed the O2). The new Enniskillen Hospital project is started – Mercury’s contract value is €41m.


Mercury celebrates a decade of operations in Poland. Two university projects are started in Ireland – a new Engineering Building for NUIG and a Science Centre for UCD. The New South Glasgow Hospital project commences and Mercury receives the €200m four-year contract for mechanical, electrical and fire protection services.


Mercury delivers the €30m Digital Realty project at Schiphol Nord, Amsterdam for  Terremark and the €16m Digital Realty Amsterdam PVV project for Softlayer.  Mercury wins the contract for the redevelopment of the Tate Modern Museum in London and the four-year, Phase 2 contract for the Shell Corrib Onshore Gas Terminal.


Mercury celebrates its 40th anniversary. Mercury Poland completes its first dedicated data centre development in Nowa Sól in a record 120 days.  A €30m data centre is started for Telecity in Dublin and another for Equinix in Zurich, Switzerland. Mercury also wins the mechanical services contract for redevelopment of a leading multinational technology company’s  head office in Ireland.


Intel Basebuild in Leixlip, Ireland a €150 million revenue project nears completion. Aldgate Tower, a CAT A 17 storey office block in the heart of London completed in only 12 months, this is in large part due to our utilisation of innovative electrical and mechanical off-site prefabrication elements. Mercury Polska deliver two Amazon warehouses in Poznan and Wroclaw (both 100,000m2) in under 5 months and achieved the successful on-time and in budget handover of their first data centre, CPD Wroclaw.  With our operations expanding across the continent Mercury set up a separate European Business Unit (EBU) to focus on winning and delivering projects in the Nordics and Benelux regions. The close of 2014 saw the EBU working on over a dozen live projects in Sweden, Netherlands, Austria and Belgium.


Mercury Engineering & Building Services Ltd. opens a new office in Brentford, West London to meet the needs of our growing client base in the southern UK.  In Scotland with the NSGH project drawing to a close after 5 years our proven Healthcare experience continues with the award of the contract for the new Royal Hospital for Sick Children in Edinburgh. Having just completed the GSK Vaccines Facility in Warve, Belgium Mercury Fire Protection move on to another significant project for GSK in Worthing, UK. Our European operations continue to expand with major data centre, retail and manufacturing projects in across the region including 3 new Data Centre projects in the Netherlands for Telecity, Equinix and Keppel. Mercury Polska complete works on two major projects, the Tarasy Zamkowe shopping and entertainment centre in Lublin and the MCK International Conference Centre in Katowice.


CEO, Eoin Vaughan, introduces a new long term strategic goal for the company, Mercury 2021. A transition to a sector focused and volume based business is at the forefront of this change.