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Your problem is our challenge...

Are you an environmental, chemical or physical scientist?

Are you currently analyzing multivariate environmental or lab data?

Are you seeking for a deeper understanding of the variabilities and concentrations of your data by applying dimensionality reduction and mass balance tools, such as positive matrix factorization (PMF)?

Consult our products or contact us for more information!

We offer fast software solutions for factor analytic problems on multivariate data, any kind of data!

Our main product consists in a user-friendly and powerful software package called the

Source Finder (SoFi).

Partners & major clients

The Paul Scherrer Institute (PSI)

The Paul Scherrer Institute, PSI, is the largest research institute for natural and engineering sciences within Switzerland.

Laboratory of Atmospheric Chemistry (LAC at PSI)

Laboratory of the Energy and Environment Research Division (ENE) at the Paul Scherrer Institute.

Switzerland Innovation Park InnovAARE

One of the largest innovation centers in Switzerland.


INERIS is the public expert for mitigating industrial and environmental risk in France.

e Sen Scientific

e Sen scientific is the official distributor for the ToF-ACSM (Aerodyne Inc.) in China.

Aerodyne Inc.

Aerodyne Research Center (ARI) is a private Research facility in USA providing research and development services and advanced instrument and software products to industrial, academic and government customers. ARI is the manufacturer of e.g., the state of the art Aerosol mass spectrometers (AMS, ACSM).

Dr. Pentti Paatero

Dr. P. Paatero is the inventor of the positive matrix factorization (PMF) algorithm and of its solvers (PMF2, PMF3, ME2).


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