ASKA Biotech - Your Partner for Modern Diagnostic Solutions

Who We Are

ASKA Biotech is an independent ISO 13485-certified partner based in Hennigsdorf near Berlin. Our expertise lies in the professional manufacturing of recombinant proteins – specifically via high-yield expression systems and specialized cell line development.

Furthermore, we provide comprehensive antibody production services, covering monoclonal antibody development and sequence-based recombinant antibody expression. Our portfolio is completed by development of diagnostic immunoassays, offering global biotech and diagnostic companies a reliable, certified platform for their outsourcing needs.

Our services support you in research and development, in-vitro diagnostics (IVD), as well as preclinical studies – from concept to ready-to-use assay.

Our Management Team

Anke Holzinger, Geschäftsführerin von ASKA Biotech – Leitung Business Development & Marketing
Anke Holzinger
Managing Director – Business Development

Anke drives Business Development and Marketing at ASKA Biotech. As a biologist (Diplom-Biologin), she combines her profound scientific know-how with more than 15 years of experience in strategic customer support. She is your professional point of contact and specializes in precisely capturing and implementing highly individual, customized requirements. To make collaboration as efficient and transparent as possible, she is actively advancing the digitalization of our processes. Instead of merely processing requests, she acts as a proactive partner at your side: from the initial conceptual idea to the finished final product, she ensures that your project is realized purposefully and with the highest quality. Her ultimate goal is to build lasting and successful partnerships.

Siegmund Karasch: Geschäftsführer von ASKA Biotech – Leitung Produktionsmanagement
Siegmund Karasch
Managing Director – Production Management

Siegmund, as a Biotechnology Engineer (Dipl.-Ing.), brings outstanding expertise from over 30 years in the industry. His profound knowledge in cell line development, antibody production, and sample analysis, as well as his deep expertise in all matters relating to immunoassays, make him the technical backbone of ASKA Biotech. Previously, he successfully managed raw material supply at B.R.A.H.M.S for 20 years. Subsequently, he founded his own CMO for antibodies and proteins, built it up as Managing Director over 16 years, and led it to a successful company sale. He distinguishes himself through his absolute practical focus: he thinks through every manufacturing process down to the last detail and is your reliable problem solver for demanding projects.

Alexandra Rindermann, Geschäftsführerin von ASKA Biotech – Leitung Qualitätsmanagement
Alexandra Rindermann
Managing Director – Quality Management

Alexandra brings over 15 years of experience in the biotechnology and diagnostics industry, implemented quality management systems, and, in her leadership role, oversaw various analytical methods for quality control and product release. Throughout her career, she also successfully managed the quality assurance of numerous antibodies and consumables for IVDD and FDA-approved IVD kits. As Managing Director, alongside corporate management, she steers our quality management system and supports, among other things, immunoassay development in accordance with IVDR. She monitors all regulatory and operational processes to maintain our high quality standards at ASKA Biotech, thereby guaranteeing our customers reliable and consistently high product quality.

Our Core Competencies & Services

Custom Protein Manufacturing

Flexible and fast recombinant protein production in HEK, CHO and E. coli systems – ISO 13485-certified, scalable and precise for research, diagnostics and OEM.

Custom Antibody Manufacturing & Development

ISO 13485-certified production of monoclonal and recombinant antibodies – tailored, reproducible and optimized for your specific diagnostic or research applications.

Cell Line Development & Transfection

Customized transfection solutions for HEK and CHO cells – transient or stable. Optimized for diagnostic development, biotechnology research, as well as pilot and long-term production.

Diagnostic Assay Development

Custom assay development & manufacturing under ISO 13485. We provide tailored solutions for precise immunoassays (ELISA, LIA & LFA), functional bioassays, and study sample analysis.

Our Mission: Solutions That Go Further

We believe that high-quality biotech products must not only be effective but also accessible, reliable, and efficient. That’s why we develop solutions precisely tailored to your project goals – with a clear focus on:

  • Scientific Excellence
  • Regulatory Compliance (certified according to ISO 13485)
  • Customer Proximity & Flexibility
  • Tailored Process Optimization

Our experts support you through all project phases – collaboratively, efficiently, and to the highest quality standards.

Our Vision: Rethinking Biotechnology

ASKA Biotech represents a new way of working together: transparent, digital, and efficient. As a growing company, we are building a platform where you can initiate projects, order reagents, or monitor studies – all seamlessly integrated with our production.

We see ourselves as an extension of your R&D team – whether you’re a start-up, a medium-sized diagnostics company, or a globally operating pharmaceutical enterprise.

What We Stand For

  • Quality made in Germany – certified and verified
  • Partnership at Eye Level – independent and solution-oriented
  • Flexibility & Scalability – from pilot projects to full-scale production