At the Forefront of Innovation Since 1966

Biocel endeavours to grow year on year, providing chemicals that enrich our customers by supporting communities, providing fair employment and protecting our planet.

Meet Our Team

Luke McCarthy

Luke McCarthy


Karl C. McCarthy, PhD, CDipAF, MRSC

Karl C. McCarthy, PhD, CDipAF, MRSC

Technical & Innovation

Maura O'Sullivan

Maura O'Sullivan


where it all began …


Founder and CEO of BIOCEL

Biocel is at the Forefront of Innovation since it was Founded by Brewing Chemist and Former International Cyclist Karl McCarthy for the Supply of Products to the Irish Brewing and Dairy Sectors in the 1960”s.


Biocel’s Foundation


The company is founded by Dr Karl McCarthy on the 7th July 1966, shortly after he was elected and admitted as a fellow of the Royal Institute of Chemistry on the 20th May 1966.




Dr. McCarthy toured Japan. He visited companies such as The Kirin Beer Company in Takasaki, Gunma, pictured above, to share ideas in brewing methods.


iso:9000 Certification


Biocel Ltd. is certified under the Quality Management Systems certification IS0:9000, The Worlds leading Quality Management standard.


FAMI-QS Certification


Biocel Ltd. is certified under the FAMI-QS system, which regulates and controls the hygiene and safety requirements for companies involved with speciality feed ingredients and their mixtures.

through the years …

The Royal Institute of Chemistry

The Royal Institute of Chemistry

Karl greets a fellow competitor back in his days as an International Racing Cyclist.

Dr Karl McCarthy visiting the lab in Gunma, Japan

Dr Karl McCarthy visiting Japan in 1971

where we are now …

Biocel is continuing to grow year on year developing innovative biochemical and chemical solutions for a variety of industries. These include the Brewing and Beverage Industry, Dairy Industry, Food Production, Laundering, Automotive, Engineering, Pharmaceutical & the Public Sector.


storage tanks


Biocel Ltd. installs 10 new bulk storage tanks, increasing the storage and settling capacity of the company by 190,000 Litres.


50th Anniversary


Biocel proudly celebrates 50 years in business, since its foundation in 1966 by brewing chemist Karl Mccarthy.


packaging warehouse


Biocel oversees further expansion with the construction of a new packaging warehouse at our chemical plant in Cork.


New Website & Branding


We have refreshed our brand and developed an exciting new website for our clients to reflect the direction of our business as we look to the future.

thinking to the future …

Luke, Maura and Karl - Biocel, For Chemicals that Enrich

Luke, Maura and Karl on site at the manufacturing plant in Co Cork.

Working in the Science Lab

Economist Prof. David McWilliams provided an illuminating talk on the state of, and challenges to the Irish economy.

Come and say hello at our next trade fair.

 Donal Sheahan (Account Manager); James Taylor (Area Manager Dairy Hygiene); Rachel Foley (Marketing Executive); Vincent Kelly (Head of Sales) and Thomas P. Costelloe (Mastitis Control Adviser).

Biocel Ltd. currently employs approximately 28 people who are all expertly trained in their fields. 

Our Research and Development Staff are highly experienced in the formulation of bespoke chemical products and chemicals that enrich.

Our state of the art facilities allows us to develop your product to your individual needs and specifications.

We excel in product development, technical services, engineering back-up and customer care:

Work with us

Our products are manufactured at our plant in Cork, Ireland. Our facilities include four dedicated manufacturing  plants,  covered and uncovered storage areas and a number of bulk chemical storage tanks. We deliver our products throughout the island of Ireland using our dedicated fleet of Hazchem compliant vehicles.

Coffee Bean

Hazchem Compliant Vechicles

Coffee Bean

State of the Art Manufacturing Plants

clients we continue to deliver for include  …

devoted to quality in every aspect of our organisation 

Priority Customer Care & Support Services


We pride ourselves on our Reliable, Quick and Responsive service to all our customers. 


    We also offer an excellent sales and marketing support services for Industrial Users and Wholesale Contractors.

    This includes frequent customer visits, chemical awareness training, system optimisation audits, product development advice, cleaning schedule preparation and KPI development of chemicals and associated costs.

    Work with us and discover Chemicals that Enrich. 


      • Technical Support Services:

      This includes site support, equipment installation and product optimisation.

          • Engineering Services:

          For equipment supply and installation, chemical compatibility advice, plant shutdown operations (de-scaling and deep cleaning).

          • Auditing:

          Carried out by a qualified safety specialist.

              •  Cleaning Schedules:

              Prepared by experienced, qualified personnel.

                • Rapid Response:

                All service personnel can be contacted on home and mobile numbers 24 hours a day.

                  Awards & Accreditations

                  Biocel has been awarded ISO:9001 which is an internationally recognised quality management system (QMS) standard. Click here for a full list of our awards and accreditations.

                  The Karl McCarthy Prize

                  In recognition of our founder the late Dr Karl McCarthy’s contribution to the development of the Irish Processing industry. Click here to find out more about this distinguished award.


                  We believe that in the Chemical Industry, Responsible Business is Good Business.  Here at Biocel, our responsibilities, like our customers, are at the core of our business. Read More

                  Get in Touch

                  Send us a message or request to speak to one of our dedicated specialists.


                    353 (0)21 435 3516

                    Out of Hours

                    353 (0)86 257 5805
                    353 (0)86 242 3577


                    Biocel Ltd.

                    Little Island
                    County Cork

                    Business Hours

                    9 am to 5:30 pm



                    We develop biochemical and chemical process aids and additives for Industry.

                    © 2023 Biocel Ltd.