28th International Complement Workshop

"Germany is the Home of Complement – Bring complement back to its roots to Paul Ehrlich"

August 22–26, 2021 • Berlin, Germany

Congress details



Thank you for your interest in the International Complement Workshop 2021, which will be held from  August 22-26, 2021 in Berlin, Germany.
Registration for the congress is required and will soon be available on this site.

International Complement Workshop 2021*

Early bird Regular
Academic participant 525 EUR 585 EUR
Company participant 700 EUR 775 EUR
Student/PostDoc/Emeritus 350 EUR 400 EUR
Accompanying person 250 EUR 300 EUR
* Incl. Social program (welcome reception, social evening, afternoon excursion, ICS membership fee)
Modern Complement Day 2021
Early birdRegular
Academic participant100 EUR125 EUR
Company participant150 EUR175 EUR
PostDoc/Emeritus0 EUR0 EUR
Teaching Day 2021
Early birdRegular
Student0 EUR0 EUR

Payment and confirmation of payment
An invoice or confirmation of registration will be sent to you via postal or electronic mail within 14 days. This invoice is a valid invoice which may be submitted to the local tax and revenue office. All fees are due upon receipt of invoice/registration confirmation. Payment transfers must include participant’s name and invoice number. Payment is also accepted by credit card (Master-/Eurocard, American Express, VISA). In the case that you have transferred the registration fee shortly before the start of the congress, (up to 10 days prior to congress opening), we would like to ask you to please present your transfer remittance slip onsite.

Please find our general terms and conditions here