Phage Based Diagnostics

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Management Team

The PBD Biotech international management team brings together expertise in diagnostics, clinical and veterinary science, disease management and policy.

Tom Green

Tom Green, Chairman

Following a career in vertically integrated production agriculture, farming over 85,000 hectares in UK and Europe as CEO of Spearhead International, Tom is now focussing on the theme of ‘Agritech to drive farm performance and sustainability’. Continuing as an NED at Spearhead, Tom holds roles at UK agriculture companies including Metos UK, Cambridge Agritech, Hummingbird Technologies, as well as with the charity LEAF.

Jane Theaker, CEO, PBD Biotech (c) Chelsea Shoesmith Photography - square

Jane Theaker, Chief Executive Officer

Jane Theaker has a strong track record in precision medicine and novel diagnostics technologies. Her experience includes genomics with AstraZeneca and the co-invention of a new quantitative PCR technology. She headed up a team at Qiagen developing diagnostics kits to FDA standards before joining LGC as VP of R+D within genomics and establishing a precision medicine consultancy DataGC Solutions Ltd.

Cath Rees

Prof Cath Rees, Chief Scientific Officer

As Professor in Microbiology at the University of Nottingham, Prof Rees leads research into the applications of bacteriophage against cattle pathogens Mycobacterium paratuberculosis (Johne’s disease) and Mycobacterium bovis (bovine TB). This work led to the creation of the Actiphage diagnostic and forms the basis for its continued development.

Ben Swift

Dr Ben Swift, Director of Research and Development

Ben is currently a Research Fellow in Antimicrobial Resistance at the Royal Veterinary College. His work, in collaboration with Cath Rees led to the creation of the Actiphage diagnostic. He continues to be involved in developing rapid detection methods for mycobacterial diseases, with a special interest in the transmission of mycobacterial pathogens between humans and animals, working closely with both vets and medical doctors.

Geoff Gower, Operations Director, PBD Biotech

Geoff Gower, Operations Director

Geoff has a significant track record in diagnostic manufacturing and joined PBD Biotech to oversee the scale-up of Actiphage from a research to a commercial environment. Geoff has an impressive track-record of building start-ups to become market leaders in their niche. Several have subsequently been acquired by companies such as Thermo Fisher Scientific and Bio-Rad.

Jonnie Yewdall

Jonnie Yewdall, Commercial Director, UK and international

Jonnie joined PBD Biotech as its Commercial Director in 2020 and has held a number of commercial roles in other industries. He ran a farm in North Devon and as a dairy farmer he understands the challenges of the industry and has first-hand experience of the devastating impact bTB and Johne’s disease.

Dr Tomas Richardson, R&D Manager

Dr Tomas Richardson, R&D Manager

Tomas is a highly cited researcher specialising in the development and optimisation of molecular diagnostic assays. He has previously led the design and validation of multiplex qPCR and RT-qPCR kits for the veterinary diagnostics market and has experience of managing large research projects. One of Tomas’ specialist areas is DNA replication, and he has sole first author publications in Nature and EMBO.

Dr Berwyn Clarke, co-founder

Berwyn is a specialist in personalized medicine, companion diagnostics and the application of novel diagnostics both to central laboratory and point-of-care utilities. He has worked in the pharmaceutical and diagnostics industry for over 30 years occupying senior management positions and Board level appointments. He is now a commercially focused entrepreneur with multiple corporate appointments.

Dr Luis Martin, Managing Director, PBD Biotech Canada

Luis heads up PBD Biotech’s Canadian headquarters in Saskatoon. The company, in collaboration with industry and academic partners, is currently validating the use of Actiphage for cattle and for other species, such as bison, elk and deer, that are also important to the country’s economy. Luis previously headed up the PanProvincial Vaccine Enterprise (PREVENT) as well as taking leading roles in a number of diagnostic and life science

Bob Lyons, Director/North America

Bob leads PBD Biotech’s efforts in the U.S. in the business, outreach, strategic alliance and management domains. He is an early member of PBD and has connected the company into the mainline US agencies such as the USDA and NIH in both the animal and human paths. Bob had his own tech firm for 12 years that worked in the US healthcare arena and has continued to be part of the greater Los Angeles/San Diego bioscience community, which offers PBD multiple opportunities in collaboration.

Tom Kellner, Director of Operations/North America

Originally a veterinary scientist, Tom has a strong track record in diagnostics and animal health and has been involved in TB and Johne’s testing for fifteen years, including licensing the AsureQuality skin test tuberculin in the USA. Tom has joined PBD Biotech to provide technical and customer support for the Actiphage diagnostic and to advise on regulatory affairs. He is based in Tampa, Florida, and works closely with Bob Lyons, Director of North American operations.

developers of phage-based diagnostics

Contact Us

PBD Biotech Ltd
Link House, Elm Farm Park,
Great Green, Thurston,
Suffolk IP31 3SH,
United Kingdom

Registered Company Address
Ingenuity Centre,
University of Nottingham,
Innovation Park, Triumph Rd,
Nottingham NG7 2TU,
United Kingdom

T: 01359 231856
info@pbdbio.com

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PBD Biotech

Health Protection Scotland has launched a consultation on bovine tuberculosis diagnostic testing - but only the skin test? Why not the use of a blood test, pre-movement to keep Scotland OTF status by detecting early infection? @P_H_S_Official @BritishVets

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PBD Biotech

Johne's Disease is a ticking time bomb in the dairy herd, now Actiphage provides a pre-breeding blood test to stop its transmission. We explain the relevance of new research that proves the link between mycobacteria in the blood and the development of TB

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PBD Biotech

Delighted to be taking our Actiphage tuberculosis blood test to Zambia, in a collaborative project with @ZambartResearch, @LSHTM, @LeicResearch The aim is to test its sensitivity in a real world setting. #Tuberculosis #EndTB #InvestToEndTB

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