Meet the experts behind your projects

International Market Access Consulting (IMAC), consists of a global team of passionate individuals with decades of industry and consulting experience. Our team provides custom, high-impact, market access strategies and specialized, evidence‑based tools to effectively communicate the value of your product to key stakeholders in the payer landscape. As a specialist market access consulting company with a proven track record of success, we possess a high level of technical and scientific expertise to help our clients achieve their goals of optimized patient access for their products.

Alexander Callan

Senior Consultant, Medical Writer

Alexander is an experienced medical writer with a focus on HTA and reimbursement submissions in North American and European settings. He specializes in synthesising clinical and pharmacoeconomic data to develop effective, evidence‑based documentation. His other past projects have included global value dossiers, real-world evidence strategy, medical education slide decks, and developing conference workshop materials. Alexander’s medical writing experience has encompassed a wide range of therapeutic areas, including oncology, dermatology, cardiology, nephrology, and immunology, among others. He holds a PhD in Neurobiology from the LMU Munich and has published several peer­‑reviewed papers on neuronal physiology.


Where expertise drives strategy

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