Leaders in the supply and installation of Raised Access Flooring, Structural Ceilings & Data Centre Containment Solutions.

For over three decades, Jan Janssens & Company has been at the forefront of installing raised access floor systems across Ireland and beyond. We have a team of over 25 expert raised access floor installers, all trained in-house, with the majority having long-standing, uninterrupted employment spanning many years.

Currently, their combined production capacity reaches 4,500 m² – 5,000 m² of floor installation per week.


Our reputation for reliability and flexibility allows us to work with the main building management contractors, architects, cost consultants and their clients. As we’ve developed, our expertise has grown to include ceiling access solutions and tailor-made data centre solutions. 

JJ office SIGN


Jan Janssens & Company is dedicated to ESG standards in all facets of our business. With over 43 years of experience, we specialise in supplying and installing raised access floors, representing industry-leading brands. As the largest supplier and installer in Ireland, we’ve contributed to major projects while prioritising sustainability, social responsibility, and corporate governance. Partner with us for ESG-compliant solutions that elevate your projects responsibly.



Mark Mulraney

Mark mulraney

Managing Director

Brian Gartland

brian gartland

European project manager

john mahony

john mahony

Contracts Manager

Declan Milner

Declan Milner

Safety Advisor

Barry Sheridan

Barry Sheridan

Contracts Manager


Paul Lambkin

Project Surveyor

Eoin O'Callaghan

eoin o’callaghan

Quantity Surveyor

Aisling Murphy

Aisling Murphy

financial administrative executive

Alan Mulraney

Alan Mulraney

Assistant Contracts Manager

Csaba Tobin

Csaba Toth

Contracts Manager

Nadia D’Alessio

Nadia D’Alessio

Accounts Assistant

Brands we

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Enhance your space with
Jan Janssens & Company

Enhance your space with Jan Janssens & Company – Ireland’s leading expert in raised access flooring, structural ceiling access, and containment for over 43 years.

Jan Janssens & Company are approved installers of Kingspan Raised Access Floor Systems, Tate Data Center Containment Systems, Tate Structural Ceiling Systems and Tate Airflow products.

+353 1 295 2686

Monday – Friday
9:00 AM – 5:00 PM

Dublin Office Unit 8, St.Kieran’s Enterprise Centre, Furze Road, Sandyford Industrial Estate, Sandyford, Dublin D18 EK13


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