About us & Team

Discover our skills in geomatic applications...

The Company

Kuaternion srl is an innovative start-up of young engineers specialized in Geomatics and Positioning.
We are a professional group engaged in university research, PhD students and researchers.
Our intent is to encourage technology transfer from university to industry with the aim to enhance and to apply the scientific knowledge of our country in innovative projects and services.


Man is the measure of all things: of the things that are, that they are, of the things that are not, that they are not.

Protagoras in Teeteto (Plato)

Our Partners

Our Team

Andrea Nascetti CEO and Co-Founder

Andrea Nascetti is a Post-Doc researcher at the Geodesy and Geomatics Division of the University of Rome “La Sapienza”.

His main research activities are related to 3D information extraction from imagery no matter if acquired from mobile phones or satellite sensors. In 2012 he followed the postgraduate master RED (Research Enhancement and Development) through which he gained fundamental skills in management, entrepreneurship, intellectual property and business modeling.

Roberta Ravanelli CTO and Co-Founder

Roberta Ravanelli is currently a PhD sudent at the Geodesy and Geomatics Division at “La Sapienza” University of Rome.

Her research activity is focused on 3D dense model reconstruction with low cost 3D sensors, mainly range cameras (especially Microsft Kinect v1 and Kinect v2), paying particular attention to the study of calibration and validation techniques of these sensors.


Elisa Benedetti Programmer and Co-Founder

Elisa Benedetti is a PhD in Infrastructures and Transports from the Faculty of Civil and Industrial Engineering, Geodesy and Geomatics Division at “La Sapienza” University of Rome.

Her main research topic is focused on real-time GNSS applications for structural and ground monitoring, in particular as regards the development of original strategies for an integrated use of GNSS sensors and MEMS accelerometers.

Mara Branzanti Programmer and Co-Founder

Mara is a PhD in Infrastructures and Transports from the Faculty of Civil and Industrial Engineering, Geodesy and Geomatics Division at “La Sapienza” University of Rome.

Her main research topic is focused on real-time GNSS data processing for Earth monitoring and navigation.



Paola Capaldo Sales Manager and Co-Founder

Paola Capaldo is a PostDoc researcher at Geodesy and Geomatics Division at “La Sapienza” University of Rome.

Her main research is focused on 3D models generation with specific expertise in satellite remote sensing technique carried out by high resolution SAR and optical imagery. Her educational background is in environmental engineering.

Charter Members

Gabriele Colosimo Co-Founder

Gabriele Colosimo currently works as software engineer in Leica Geosystems AG, Switzerland. In 2012 he achieved a PhD in Infrastructures and Transports by the Geodesy and Geomatics Division of “La Sapienza” University of Rome.

He focused his research on real-time displacements/velocities estimation and atmosphere analysis using GNSS observations. He now develops and maintains software for GNSS data quality check and network RTK solutions.

Martina Di Rita Co-Founder

Martina Di Rita is a PhD student at Geodesy and Geomatics Division, Faculty of Civil and Industrial Engineering, University of Rome “La Sapienza”.

Achieved a Master Degree Cum Laude in Environmental Engineering in 2011, her principal research activity is now devoted to 3D modeling using a hybrid approach based on photogrammetry and Computer Vision techniques.

Francesca Fratarcangeli Co-Founder

Francesca Fratarcangeli is a Post Doc researcher at the Faculty of Civil and Industrial Engineering, Geodesy and Geomatics Division at “La Sapienza” University of Rome.

Her main research topic is focused on the development and on the implementation of new algorithms, into the scientific software, for the 3D models generation with the optical and SAR high resolution satellite imagery.

Augusto Mazzoni Co-Founder

Augusto Mazzoni is a research fellow, since 2008, at Geodesy and Geomatics Division, Faculty of Civil and Industrial Engineering, University of Rome “La Sapienza”. He received a PhD, in 2009, with a thesis on GNSS Permanent Stations Networks for Positioning Service.

His main research topics focus on GNSS Seismology (developing and implementation of VADASE algorithm), GNSS data processing and real-time positioning.

Francesca Pieralice Co-Founder

Francesca Pieralice is a PhD in Infrastructures and Transports from the Faculty of Civil and Industrial Engineering, Geodesy and Geomatics Division at “La Sapienza” University of Rome.

Her research is focused on optical and SAR satellite image processing, in particular orthorectification and Digital Surface Model generation. She had experience as geospatial data analyst in the framework of projects for environmental protection and Earth Observation space programs.

Martina Porfiri Co-Founder

Martina Porfiri is a PhD student at Geodesy and Geomatics Division at “La Sapienza” University of Rome and, in cotutelle, in Signal Processing and Telecommunications from the Institute of Electronics and Telecommunications of Rennes (IETR) at the University of Rennes 1.

Her main research topic is focused on the optical and SAR satellite data analysis for terrain 3-D reconstruction, with particular attention to the study of the radargrammetric and polarimetric tomographic Digital Surface Model generation techniques.

Giorgio Savastano Co-Founder

Giorgio Savastano is a PhD candidate in Infrastructures and Transports from the Faculty of Civil and Industrial Engineering, Geodesy and Geomatics Division at “La Sapienza” University of Rome.

His main research topic is focused on new possible applications of the GNSS variometric approach, such as the Ionospheric anomalies analysis, the calibration of atomic oscillators and the free Earth oscillations detection.

Scientific Advisor

Mattia Crespi Co-Founder

Mattia Crespi is Full professor of Positioning and Geomatics at the Engineering Faculty of the University of Rome “La Sapienza” and member of the PhD Governing Board of the University of Rome “La Sapienza”.

His main interest are within several application of GNSS, SAR and optical satellite and close range image processing for 3D terrain and objects modeling.


© Kuaternion srl, Registered Office: Viale Castrense, 21 - 00182 Roma (RM), PI: 13118301004, CF: 13118301004

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