Fassisi – the specialist for rapid on-site diagnostics

Fassisi GmbH is a German company based in central Germany that develops and manufactures veterinary diagnostic tests. We manufacture a wide range of rapid test systems for small and livestock animals in accordance with audited international quality standards.


Our straightforward on-site tests assist you in your daily practice by providing reliable test results within minutes.

Development and manufacturing of on-site rapid test systems for veterinary diagnostics

Fassisi stands for innovative lateral flow test systems in veterinary diagnostics. We develop and manufacture customer-specific products on a commission basis using our innovative technologies. 


 Find out more here about what you can expect from us and what benefits you have in working with the Fassisi development team.


Small Animals
Evironment & Others

Situation due to COVID-19

Due to the special current situation regarding the coronavirus (COVID-19), we have initiated necessary measures. The health and safety of our customers, partners, employees and their families are the focus of our decision.

Our goal: To supply you with our products with the high quality and reliability and to be available to you at all times - this is what we are also pursuing in these times.

Our production is still running, but with reduced staff. We are processing all orders, however, due to our reduced team there may be delays in delivery.

You can reach us Monday to Thursday, 8:00 - 17:00 and Friday 08:00 - 16:00 o'clock, as usual, under the telephone number +49 (0)551-5008840. In urgent cases you can also reach us under the number +49 (0)176 24346579.

Stay healthy. Your Fassisi team.



We are proud to annouce that Fassisi is now also certified according to ISO9001:2015.

New test: CanVecto 4

Test for the detection of  Dirofilaria immitis antigens, Anaplasma  phagocytophilum, antibodies, Ehrlichia canis antibodies and Leishmania antibodies in dogs.