
Duvas was conceived as part of research activity at Imperial College London. Later moving to Queen Mary Bioenterprises (QMB) innovation centre in East London it is now located in Banbury, United Kingdom.
Continually evolving over these formative years, Duvas’s research and development has focussed on gas detection methods using ultraviolet light for the detection of pollutant gases at ppb level. Duvas has successfully made the cultural move from academic to commercial and has a genuine desire to raise and support global awareness of the need for improved air quality.
The Duvas Team
The team are energetic and vibrant. With a diverse, experienced and complimentary skillset we share the same ambitions for company growth and success and we dont waste time when new ideas and opportunities come along.

Tim Wise
CEO and CFO
Tim joined Duvas after 20 years with the MarketingFile group, which he founded and of which he was Finance Director, a role combined with spells as both MD and Technical Director. Prior to this, he worked as group financial controller with Sempernova PLC, a boutique biotechnology company, and Kuoni Travel Ltd as management accountant. Experienced in small business development, private equity funding and IPO’s, Tim has a degree in European Business Studies.

Tayyaba Rizvi
Senior Applications Engineer
Tayyaba joined Duvas in 2016. She has a Masters in Chemistry and has previously worked in the petroleum and jewellery sectors, advising and assisting clients to meet British and EU regulations. Her experience with quality control in an accredited environment has aided Duvas in transitioning from an academic project to a reliable commercial application.

Ebenezer Tetsi
Applications Engineer
We are happy to welcome Dr. Ebenezer Tetsi to Duvas Technologies to join our team of Technical Engineers. Eb as he likes to be known obtained his PhD in the search for new thermoelectric and magnetic oxide materials using experimental and computer modelling techniques. Since he completed his PHD he has worked in the gas analysis industry. Eb will be a great addition to the team as we focus to build more DV3000’s and develop Duvas Technologies. Outside of work he spends is spare time enjoying folk music, being a scout leader and playing football.

Gauphy (Fei Gao)
Chief Representative in China
Gauphy has over 25 years of experience in environmental monitoring including 4 years working with Duvas. He has previously worked at Petrochina, Boncontact, Waters, Pall and Nanova as the director of environmental monitoring. He has been involved in over ten of China’s analytical development methods and awarded by the China National Environmental Monitoring Centre (CNEMC) for his contribution to China’s online environmental monitoring program. Gauphy aims to spend the next few years using Duvas Technologies instruments to help people who are exposed to high concentrations of benzene and aims to merge Duvas Technologies with local legislation in the Chinese market.

Helen Folland
Financial Controller
Helen joined Duvas in November 2017. She has worked in an administrative, accounts, secretarial and PA capacity for over 25 years in a variety of sectors including Manufacturing, Construction and Corporate Events. This has given her a wealth of business development and office management experience. In her spare time Helen decorates ceramics and loves all things vintage Volkswagen especially Split-screen campervans.
Careers at Duvas
Why not consider a career with us?
Duvas is looking to grow rapidly and has opportunities at many levels including:
- Technical and development, ideally with experience in optical or analytical instrumentation.
- Software engineering, ideally with experience in C++ in embedded systems.
Please send your up-to-date CV, indicating your main area of interest to t.wise@duvastechnologies.com and we will be in contact.
Our distributors.
Duvas’s commercial operations provide air quality services and products across the globe. We work with distributors to reach a variety of customers and applications, including governments, local authorities, light and heavy industry, manufacturing plants, transport and shipping infrastructure and environmental groups. Please feel free to contact our fully trained distributors and to discuss your needs.
Get in touch.
If you have any query that is not answered on our website please contact us!