A Trusted Contamination Control Partner

Business expansion and growing market needs for expertise in contamination control and environmental monitoring solutions broadened our operations into new sectors over recent years. Today, FMS (Facility Monitoring Systems Ltd) serves businesses in diverse and demanding markets where environmental monitoring is mission-critical and strong, trusted business relationships are essential. FMS is a Gold Channel Partner to industry-leading airborne particle counter manufacturer TSI Inc. and the sole Channel Partner for the TSI range of contamination control products in the UK and Ireland. FMS is also the exclusive UK partner to monitoring software platform developer ViGIE.

In January 2025, FMS was acquired by Trescal, a world leader in calibration services.

Broad Market Expertise

FMS now operates across industrial and hi-tech sectors that include aeronautical, space, defence, automotive, semiconductor, graphene and EV battery gigafactories. We continue to deliver the high levels of service and support that have long been the hallmark of our business and remain pre-eminent in the pharmaceutical, healthcare and life sciences markets where we forged our exemplary reputation. Today, FMS provides world-class airborne particle measuring systems and counters, bespoke cleanroom monitoring system solutions and critical alarm systems in clean air and contamination-controlled environments. It’s all underscored by award-winning services that include the supply of particle counter and facility monitoring systems, on-site installations, instrument calibrations, technical expertise and acclaimed customer support. 

Unparalleled Experience

With decades of airborne contamination expertise and environmental monitoring industry experience backed by UKAS ISO 17025 accreditation for our laboratory temperature calibration services, and a track record second to none, our credentials speak for themselves. That experience reveals that one size does not fit all, which is why we collaborate closely with our customers to ensure that solutions from FMS are unbeatable in performance, value, reliability and operational life span.

Our Values

We ask our staff and partners to adopt and adhere to a series of positive personal values that are reflected in all our business interactions. We want FMS to continue to be a rewarding place to work and a great company for our customers to deal with.

Get in touch to learn more about what we do.

“Thank you to the FMS team for getting the project at UHCW over the line. Your team pulled out all the stops to get it done. A special thanks has to go to Jamie as my main point of contact. He continued to deliver on timescales and goals set, and has done so with a friendly approachable attitude. Many members of my team have made comments on how nice the FMS team was. Thank you for making an operational project for us as a Trust as smooth and as fun as can be.”

Pharmaceutical Quality Assurance Manager, University Hospitals Coventry and Warwickshire NHS Trust

“I wanted to take a moment to express my sincere appreciation for the excellent cooperation between our teams. The process has been incredibly smooth, and I’ve been thoroughly impressed with FMS’s performance, professionalism, and commitment to delivering high-quality service.”

Director, Cleanroom validation company

“The FMS team did a great job with the installation. Very professional and polite, and cleaned up after the job was done.”

London University Medical Research Institute

“I would like to take the opportunity to thank the FMS team for the extra mile everyone walked to get our last service visit completed. Through no fault of yours whatsoever, many things went wrong yet you all pulled together and got the job done. I would like to give a special thanks to Bayley who not only kept me informed of the situation but worked nonstop to get it resolved, including over the weekend to complete the work once the equipment he was waiting for arrived.”

Middle East Stem Cell Storage Company

“I would like to thank the company for a really prompt service. Many thanks.”

Subsea Operations Company

“I have a very good connection with everyone I have been in contact with at FMS. All very friendly, nothing is too much trouble and highly professional with a personal touch.”

Optical Products Company

“I have had contact on the phone and through email and I cannot fault their customer service. It is excellent. The returns of the goods is swift and hassle-free. Thank you.”

Subsea Operations Company

“Jon was very helpful and took the time to talk through the set-up. The FMS team is always prompt and helpful with email responses.”

Fertility Specialist Company

“FMS is one of the few companies I deal with who I have complete trust in. The quality of service I receive from all departments is excellent.”

Specialist Pharmaceutical Company

“Just wanted to say excellent work, well done all. The upgrade has been a really impressive piece of work the feedback is very positive and the changes made look great. Please pass on my thanks to everyone involved at FMS for their support, your efforts have been really appreciated.”

Pioneering Immunology Business

Products

A comprehensive range of world-class airborne particle counter instruments and monitoring systems from TSI and ViGIE

Industry Sectors

Particle monitoring systems and expertise for cleanrooms and controlled environments in all industry sectors.

Services

Extensive range of bespoke contracts and exemplary customer support for all cleanroom, clean air and contamination-controlled environment applications.

UKAS Accreditation

Rigorous certification of FMS competency and compliance to reassure customers with our accredited temperature calibrations.

Talk to Us

Please get in touch to discuss your exact requirements and allow us to offer the best solutions.