Diatech (based in Jesi, Ancona, Marche), founded in 1998 by Fabio Biondi, is a leading producer and distributor of reagents and comprehensive solutions in pharmacogenetics and pharmacogenomics. The company provides customized genomics testing solutions in the oncological disease niche, aimed at optimising cancer treatment effectiveness through increased diagnosis precision.

In 2023 Alto Capital IV sold its stake in Diatech to TA Associates, an international private equity firm with a focus on healthcare, technology, consumer, business and financial services sectors.