About Biotest
Biotest is a Healthcare company based in Dreieich (Germany) founded in 1946 by Carl Adolf Schleussner and Hans Schleussner, and was acquired by Grifols in September 2021. Developer of plasma proteins and drugs for immunology and hematology. The company has 1,119 employees. Its chief executive, as recorded, is Michael Ramroth. Its website biotest.com draws about 14 thousand monthly visits. Biotest offers products and services including Yimmugo, Haemoctin, Cytotect, and Albiomin. Its focus areas include Diversified Pharmaceuticals. Its legal entity is Biotest AG.
Company details
Biotest was founded in 1946 in Dreieich, Germany, as a manufacturer and provider of plasma proteins and biological drugs. Operations focus on the biotechnology sector, with products encompassing immunoglobulins, coagulation factors, and albumins for clinical immunology, haematology, and intensive medicine. Monoclonal antibodies are also developed in the pipeline for treating cancer and systemic lupus erythematosus.
- Headquarters Dreieich, Germany
- Employees 1,119
- Founders Carl Adolf Schleussner, Hans Schleussner
- Stage Acquired
- SectorsHealthcare
- Website category Health · Biotechnology and Pharmaceuticals
- Email••••••••
- Phone•••• ••••
- Website biotest.com/de/de/index.cfm
- Social LinkedIn X Facebook Instagram
- Acquired by Grifols (Sep 2021)
- Legal Name Biotest Ag
Products & Services of Biotest
Biotest offers a comprehensive portfolio of products and services, including Yimmugo, Haemoctin, Cytotect, and Albiomin.
Provides therapy for immune deficiencies and infections
Treats hemophilia and bleeding disorders effectively
Offers protection against viral infections in patients
Supports intensive care for volume replacement needs
Funding Insights of Biotest
- Total Rounds 1
- Last Round Debt – Conventional — $266.37M
- First Round $266.37M
(Aug 2019)
- Investors Count 2
All 1 funding rounds of Biotest with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
4 investors in total: 4 institutional.
Investors in Biotest
Biotest has secured backing from 4 investors, including institutional and venture fund investors. Prominent investors backing the company include Alcentra, Grifols and Berenberg.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Alcentra is engaged in alternative credit management and investment. | 2002 | alcentra.com | London, United Kingdom | |
Private bank providing wealth management, corporate banking, and asset management solutions. | 1590 | berenberg.de | Hamburg, Germany | |
Plasma-derived therapies are developed to treat multiple diseases. | 1909 | grifols.com | Barcelona, Spain | |
| 2000 | creatgroup.com | China |
Investor details for Biotest
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
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People of Biotest
18 people are tracked at Biotest (11 in leadership, 4 in board & advisors, 3 in team); the tracked headcount is 1,119.
| Name | Role | Group |
|---|---|---|
Carl Adolf Schleussner | Co-Founder | Leadership |
Hans Schleussner | Co-Founder | Leadership |
Michael Ramroth | CEO & Chairman | Leadership |
Antonio Carlos Laxer | Managing Director | Leadership |
Michael Glaeser | Senior Director Outsourcing & Contract | Leadership |
Michael Treml | Head Of Procurement Services / Senior Director | Leadership |
Stephan Fleck | VP, Corporate Controlling | Leadership |
Andreas Döhnert | Director Plasma Alliance Operations And Protein Procurement | Leadership |
Athanasios Dakas | Senior Director Corporate Internal Audit, Risk And Controls | Leadership |
Martin Möller | Finance Director | Leadership |
Olha Wieder | Senior Director - Head Of Group Finance | CFO Division | Leadership |
Jürgen Heilmann | Board Member | Board & advisors |
Bernhard Ehmer | Chairman | Board & advisors |
David Bell | Board Member | Board & advisors |
Dirk Schuck | Board Member | Board & advisors |
Kristina Baumann | Manager Procurement Processes And Operations Compliance | Team |
Teodora Nedkov | Manager Group Treasury | Team |
Johannes Deutelmoser | Senior Manager Global Contract Manufacturing And Outsourcing | Team |
Complete people profiles for Biotest
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- Full employee list
- Team structure
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- Professional contacts
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Timeline of Biotest
5 dated milestones of Biotest across 75 years, from founding to its latest funding, stage changes and deals.
- Founded Biotest is founded.
- IPO Lists on the stock exchange (IPO).
- Exit Acquired by Creat Group.
- Funding First funding round of $266.4M.
- Exit Acquired by Grifols.
Web traffic of Biotest
The website of Biotest (biotest.com) receives about 14.3K visits a month and ranks #1,466,190 among all websites worldwide, #1,916 in Biotechnology and Pharmaceuticals.
- Monthly visits14.3K
▲ 19.9% vs previous month
- Unique visitors5.1K
per month
- Global rank#1,466,190
among all websites
- Category rank#1,916
Health · Biotechnology and Pharmaceuticals
- Bounce rate33%
- Pages per visit4.1
- Average visit1 min 19 sec
- DevicesDesktop 36% · Mobile 64%
Websites whose visitors overlap most with Biotest. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| biotestpharma.com | 100% | View details | |||
| amgen.com | 85% | 495.4K | #116,434 | View details | |
| pfizer.com | 85% | 1.9M | #24,984 | View details | |
| torii.co.jp | 85% | 33.9K | #963,035 | View details | |
| plasmaservice.de | 58% | 48.1K | #614,368 | View details | |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 9 similar websites and full traffic analytics for Biotest
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- 9 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
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Related news about Biotest
Complete news archive for Biotest
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Frequently Asked Questions about Biotest
Biotest was founded in 1946 and raised its 1st funding round 73 years after it was founded.
Biotest is headquartered in Dreieich, Germany. It is registered at Dreieich, Hessen, Germany.
Michael Ramroth is the CEO of Biotest, as recorded in our data.
Biotest has 1,119 employees.
Annual revenue of Biotest is $116.71K as on Dec 31, 2023.
Biotest was founded in 1946 in Dreieich, Germany, as a manufacturer and provider of plasma proteins and biological drugs. Operations focus on the biotechnology sector, with products encompassing immunoglobulins, coagulation factors, and albumins for clinical immunology, haematology, and intensive medicine. Monoclonal antibodies are also developed in the pipeline for treating cancer and systemic lupus erythematosus.
Biotest offers Yimmugo, Haemoctin, Cytotect, and Albiomin.
Biotest has 4 investors. Key investors include Alcentra, Grifols, Berenberg, and Creat Group.
Biotest operates through Biotest Ag.
Yes. Biotest was acquired by Grifols in September 2021.

