Otec Riera (registered legally as Joaquin Riera Tuebols S.A.) is an analytical and quality control laboratory company based in Sant Joan Despí (Barcelona), Spain. Founded in 1974 by Dr. Joaquin Riera Tuebols, the company has accumulated over four decades of specialization in polymers, resins, protective coatings, paints, and adhesives.
Otec Riera provides advanced physical, chemical, and microbiological characterization of polymeric systems, failure analysis of coatings and corrosion protection, food contact migration testing, and on-site technical inspection for industrial and sanitary applications.