Iciar Barrios Virtus: Environmental scientist, scholarship assistant 2011-2013 in the Petrophysics laboratory.

Ramón Campos: Technician in charge of most group facilities design and maintenance until 2013.

Gemma Campos Martín: Physicist, PhD, technician 2013-2015 and Specialist 2015-2018.

Rocío Campos Egea: Geologist, PhD, head of the Petrophysics laboratory until 2019.

Beatriz Carbonell Barrios: Geological Engineer, Trainee 2016-2018 and Specialist until 2019.

Beatriz Castro Rubio: Environmental scientist, Trainee 2016-2017 in the Petrophysics laboratory.

Ana María Fernández Díaz: Chemist, PhD. Head of Pore water laboratory until 2018. Currently at the Physico-chemistry of actinides and fision products Unit.

Ana María González Luján: Technician at the Petrophysical laboratory 2009-2015.

Roberto Gómez Espina: Geologist, PhD, scholarship assistant 2005-2009 and specialist 2010-2012. Currently at the Universidad Andrés Bello (Asunción, Chile).

Carlos Gutiérrez Álvarez, Civil Engineer, specialist 2015-2018,  2018-2022.

Vanesa Gutiérrez Rodrigo: Geologist, PhD, scholarship assistant 2011-2015.

Elena Real Fernández, Geologist, Trainee 2020-2022.

Jesús Javier Rey Samper: Geologist, Trainee 2016-2018 at the Pore water laboratory.

Luz María Robredo Angulo: Chemist, PhD, researcher at the Pore water laboratory 2014-2018. Currently at the Physico-chemistry of actinides and fision products Unit.

Francisco Javier Romero Álvarez: Technician 2009-2016

Frédéric Lambert, INSA-Rennes (Francia), Proyecto fin de carrera, 2004

Alberto Perlado, Escuela Técnica Superior de Ingenieros de Minas (UPM), Prácticas de Empresa, 2004.

Marta Rodríguez, Escuela Técnica Superior de Ingenieros de Minas (UPM), contrato en el marco del proyecto DEF-NOSAT, 2005-2006.

Alessandro Gorrini, Universidad Europea, Prácticas de Empresa, 2014.

Laura Franziska Mira Behrens, Erasmus+, 2015.

Patricia Cristina Escorihuela Durán, Escuela Técnica Superior de Ingenieros de Minas y Energía (UPM), 2016.

Giorgia Principato, Erasmus+ Università degli Studi di Palermo, 2019.