Staff

Management

Yves TOUFFAIT, CEO, Chairman of the Board
Yves has over 20 years experience in the development of geostatistical software packages. After graduating as a Geologist Engineer, he spent some years at the Centre de Géostatistique in Fontainebleau to develop researches on non-linear geostatistics applied to mining industry. Mining consultant during one year in Australia he returned to the Centre de Géostatistique to manage the software group. Involved in different geostatistical courses, he joined Geovariances in 1998 to take in charge the industrialization of Isatis. Yves is Geovariances CEO since year 2000.

Lecturers - Consultants

Dr Jacques DERAISME, Consulting Services Director
Jacques is a cofounder of Geovariances, and presently Technical Manager in charge of the consulting and training department of Geovariances. After graduating as a Mining Engineer (Ecole des Mines de Nancy, 1969) he worked from 1972 to 1986 at the Centre de Géostatistique de l’Ecole des Mines de Paris where his research activities focused on stochastic and mining simulations, and from where, in 1978, he obtained his PhD. Jacques has worked for Geovariances since 1986 and conducted many geostatistical studies for mining and oil companies. He has led numerous training sessions in applied geostatistics.

Dr Nicolas JEANNEE, Senior Consultant
Nicolas joined Geovariances in 2001, after graduating from university with a diploma of education, a master in statistics and several years at the Centre de Géostatistique de l’Ecole des Mines de Paris. He obtained his PhD in 2001 on geostatistical characterization of soil contamination. Since joining Geovariances, he supervised numerous consulting and training activities mainly for environmental and Oil & Gas industry companies. He is also in charge of the Isatis documentation.

Jérôme POISSON, Junior Consultant
Jérôme arrived in 2005 at Geovariances after graduating from the Ecole et Observatoire des Sciences de la Terre (Strasbourg University, France) where he obtained a Master of Science in Geophysics. He worked then for one year in Montreal, Canada as research assistant in applied geophysics for the mining domain.
Jérôme is currently consultant in Geovariances, working for consulting projects in oil & gas and mining companies. He also delivers training in geostatistics and software use.

Ophélie LEMARCHAND, Junior Consultant
Ophélie joined Geovariances in 2007 after graduating from university with a master in mathematical engineering and a speciality in statistics. She spent 8 months in a French association for Air Quality Monitoring where she worked on ozone pollution automatic mapping. Ophélie is mainly involved in environmental consulting projects and trainings. She also takes part in the Isatis Technical Support and documentation.

Matthieu BOURGES, Junior Consultant
Matthieu is a geologist engineer graduated from the Ecole Nationale Supérieure de Géologie de Nancy - France where he get specialized in Hydrodynamics and Reservoir Engineering (sedimentology, hydrodynamics, geotechnics). He joined Geovariances in 2007. Matthieu is mainly involved in Oil & Gas consulting projects and trainings. He also contributes to the Isatis Technical Support and documentation.

ISATIS Technical Support

Frédéric RAMBERT, Technical Support Manager
Frédéric is a geologist engineer who has been working in the field of geostatistics for more than 15 years. He graduated from the Ecole Nationale Supérieure de Géologie de Nancy - France in 1984 in the Geophysics section, and then worked more than two years in the Centre de Géostatistique de l’Ecole des Mines de Paris where he also obtained a degree in Geostatistics. He worked one year in a consulting company in Sydney, applying geostatistics in the Australian Mining industry, before joining Geovariances in 1988. Frédéric has been involved in software development, customer training and software support, as well as software sale. He also worked on several projects for Oceanography and Oil & Gas companies, and is currently Manager of the support activities at Geovariances.