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We solve problems with science

We’ve pioneered ‘green’ catalytic water treatment since 1973. And the journey is just beginning.

Manufactured from our leafy HQ in Dorset, UK and distributed globally for near 50 years, our products have benefited over 250,000 customers - including big brands like Coca Cola, Unilever, the US Airforce, Cambridge University, John Lewis and Balfour Beatty.

WE EXIST TO PROVIDE THE WORLD WITH ‘GREEN & CLEAN’ WATER TREATMENT TECHNOLOGY THAT IS PROVEN, COST EFFECTIVE AND WILL COLLECTIVELY HELP US IMPROVE OUR ENVIRONMENTAL FOOTPRINT.

Independently
proven & accredited

1973
the beginning
Fluid Dynamics is born established in Ireland
1975
Guinness
becomes our 1st customer
1975
Colloid-A-Tron
is launched
1976
PINK FLOYD
invests in Fluid Dynamics International Ltd - wise men!
1978
DISTRIBUTOR NETWORKS
established in France, Germany, Sweden, Denmark, Belgium and Italy.
1982
SCALETRON
is launched
1990
SCALETRON
wins ‘Product of the Year’ award.
1991
MINITRON
launches for residential and commercial point of use applications
1991
Latin America
joins our distribution network spanning Argentina, Colombia, Mexico & Brazil
2008
MAGCAT & iMAGCAT
launch combining catalytic & magnetic - our most powerful & versatile conditioner!
2010
USA
joins the party, becoming our newest distribution destination
2011
LIMETRON
heads to market, purpose-built for the residential sector
2019
ENVIRONMENTAL CONCERNS
prompt salt-based softeners to be banned across Texas, California, Michigan and Connecticut
2020
USGSA
approves Fluid Dynamics water conditioner as the world's only suitable alternative to water softening by chemicals
2020
ShowerCat
is launched
2021
NEW PREMISES
facilitating our rapid expansion & growth
2022
EVOLVE WATER
joins the Fluid Dynamics family
2024
FDi Engineering
our specialist engineering arm launches

Fluid Dynamics’ water treatment technology significantly reduces the potential for limescale precipitation at ‘end use points’ such as kettles, shower heads and boilers etc

UNIVERSITY OF READING

The team behind
the technology

We're a multidisciplinary team of specialists who share the same vision and core values.

Chairman

Robert Spencer

Our Chairman Robert, founded the company back in 1973 with his Father. Since then he has worn many hats – a water treatment guru, chartered accountant, magistrate & serial entrepreneur. He has guided many ships – from FDi & FSE CIC to Testavec & British Water. A culture vulture, Robert is a fellow of the Royal Society of Arts & when not leading the FDi board on strategic matters – you will find him with family, travelling, golfing or enjoying his MCC membership.

CEO

Paul Spencer

A lifetime car lover, water treatment guru & average golfer, Paul is the visionary leader of FDi - driving forward the family legacy since the start of the 21st century. When not at work or with his family - who knows where you will find him around the globe, conjuring up new ideas.
COO

Matt Rhodes

Recently joining the conditioner revolution – Matt’s commercial acumen is driving forward our operational excellence & strategic growth agendas. Often described as the ‘glue’ that sticks things together – Matt would prefer a more flattering label. Outside of work, Matt loves all things sport and family – and is delighted to have relocated to Dorset!
QSHE Director

Richard Hall

Coming from the military & aerospace sectors with honors – Richard brings with him a wealth of innovation & know-how that shapes our vision for engineering, design & quality. A stalwart of FDi – when he does force himself away from work – his passions include classic cars & photography.

Chief Scientist

Aurora Connorton-Spragg

Boasting an impressive international career that spans the USA and the Netherlands, Aurora has joined FDi as our Chief Scientist. She is tasked with mobilising our innovation efforts to pioneer new water treatment technologies with the potential to revolutionise the industry worldwide. A dedicated mother and a culture enthusiast, Aurora enjoys spending her time outside of work with her family, participating in park runs, exploring history and architecture, or engaging in watercolour painting with a glass of wine in hand.

Head of Operations

Rob Sullivan

A survivor of the London marathon & an impressive darts player, Rob’s background is in transport management & distribution. He plays a key role in our production scheduling, procurement and shipping operations. A family man & part-time taxi driver for his kids – Rob finds tranquility & relaxation on the beautiful coasts of Cornwall.

Technical Lead

Andy Woods

Andy joined us in 2023 as our Technical Lead, spearheading continuous improvement and innovation of our water treatment technologies. A senior member of the Water Management Society, he also serves as the Chief Engineer for ‘Real Ice’. Andy recently returned from the Arctic, where he bravely combated climate change and successfully demonstrated a hydrogen fuel cell for sea ice restoration, albeit with frostbite. A wine connoisseur, Andy also enjoys mountain biking and hiking in his leisure time.

Finance Officer

Debbie Treadwell

A lover of family, friends, travel & wildlife, Debbie is our Finance Lead – diligently managing company accounts, invoicing & payroll to name a few. When not balancing the FDi books, you’ll find Debbie out cycling, swimming or at the pub with a large wine in hand.

Special Projects Manager

Oliver Manners

A stalwart of FDi – Oli is our Special Projects Manager, parachuted in to mobilise new projects or deliver transformational change. A creative type with a mechanical engineering background, Oli’s other passions include friends, family & ambushing fellow airsoft rivals.

Operations Manager

Chris Holmes-Casey

Chris joined the company in 2021 as a Production Operative and quickly made his mark, rising to the position of Operations Manager. Known for his diligence, hard work, and commitment, Chris is an integral part of our team. Outside work, he is a devoted family man with three sons aged 6, 9, and 11. He volunteers at a local family zoo and has two pet snakes: a sand boa and a royal python.

Production Manager

Taffy

Gregg, fondly known as Taffy, is our Production Lead. Accumulating over 25 years in welding/fabrication from aerospace, defence and medical sectors – he leads the team in delivering best-in-class manufacturing quality & techniques. A family man & former semi-professional rugby player – if not at the pub, you’ll find him cruising the Dorset lanes on his Kawasaki Vulcan.

Stores Manager

Lloyd Newman

Lloyd, always seen with a smile, took on the role of Stores Manager when he joined the company in 2023. With a rich background in fast-growing retail and manufacturing sectors, Lloyd has significantly improved our store operations. A former county-level footballer and cricketer, he still holds the Dorset record for the most runs scored in a single game—246! Outside of work, Lloyd’s time is mostly spent with his family and his three chalkies: Flynn, Bella, and Dudley.

Engineering & Design Officer

Maximus Patrick

With a meticulous passion for CAD, Max is responsible for all things design – including product development, prototyping, software simulation and 3D rendering. A railway enthusiast, outside of work you’ll find Max trainspotting, building miniature ride on trains or fishing for seabass on his sea kayak.

Let’s find your
ideal solution

Get in touch and find out how we can help you