Life Science Product Supply Specialists

We provide quality products and solutions for the Bio-pharmaceutical industry, drawing on our vast knowledge and experience.

Comprehensive Life Science Product Range

We have built a strong portfolio of official distribution agreements with world leading manufacturers.

Custom Single-Use Assemblies

We offer customised SU assemblies with the shortest lead times & highest flexibility on the market.


ESI Ultrapure offers solutions for the bio-pharmaceutical industries in Ireland and the UK with our comprehensive Life Science product range. We have built up a strong portfolio of official distribution agreements. We can also leverage off the European wide Indutrade Life Sciences Companies to fulfill customer requirements.


Celebrating over 100 years in business, ESI comprises a dedicated team of people in Ireland and the UK.


ESI was founded as Southern Engineering in Cork, Ireland


Dedicated team


Current locations, Ireland & the UK


Customers across all two locations

Latest Updates

Catch up with the latest news and blog posts from ESI Ultrapure.

What is a Single Use Assembly?

We have seen many Bioprocessing end users carry out in-house assembling of their single use systems. Often this can lead to production delays if connections between the various components aren’t made correctly resulting in cross contamination and leakage.

Bioreactor Bag Solution to your Rocker needs

Set your process in motion with Entegris Motion Bioreactor Bags.

Bespoke Bag Tote

Keep your process operational and fully contained while also mitigating unnecessary health and safety risks to your operators.


Get in touch with our dedicated team. We are here to help!