As a spin-off from Institut Gustave Roussy and Institut Curie in Paris, France, DOSIsoft was founded in 2002. It is committed to design, develop and sell the cutting edge software solutions specialized in Radiation Oncology and Nuclear Medicine.

In less than 10 years, we have become the leading software company in France and the second most leading software company in Europe. Today, DOSIsoft software solutions are used by more than 600 hospitals in 60 countries. The medical industry trusts DOSIsoft for our expertise in registration, volume segmentation, beam set-up, dose calculation, tumor response follow-up, and more!

DOSIsoft headquarters is located in the Paris region of France, near Institut Gustave Roussy Cancer Campus. We have been expanding our international presence in the last 10 years, building a network of local representatives around the world. In 2016, DOSIsoft created a US branch in Miami, FL to address the demand for the North and South American markets.

Our mission is to improve the quality of treatment in Radiation Oncology and Nuclear Medicine. We provide highly sophisticated and efficient software solutions to reduce risks and enhance therapy outcome.


Our Ambition


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Our Commitment

Constantly Innovating

We constantly develop innovative software solutions, in collaboration with major cancer treatment and research centers. Our experts specialize in

imaging analysis, scientifc modelling and digital technologies. We strive to improve the quality of treatment.


Providing Quality Solutions

Precise and accurate software solutions are the key tools for efficient Radiation Oncology. Our software solutions meet the ISO 13485 standard (Medical devices – Quality management system) as well as the local requirements, such as CE marking and FDA clearance.


Addressing the Global Demand

Originally designed for the European market, major cancer centers from around the world quickly grew an interest towards our successful solutions. Today, we have our software solutions installed in Europe, Africa, Asia, Oceania and the Americas.


Reaching out to many patients
Today, our software solutions are used by more than 600 hospitals, in 60 countries, improving treatment for over 2 million patients. Our goal is to increase the number of cancer survivors in every part of the world.