CRPS does not publish a stable person identifier. This page is scoped to roles for one company; same-name records at other companies are kept separate.
Serpil Deveci owns 49% of YA&SER, which earned 0€ in 2023.
Source: CRPS persons in company and company shares, fetched 11 Nov 2026. Direct registry relationships only. CRPS registry ↗
The same name at other companies. CRPS publishes no person identifier, so it is not confirmed that this is the same person.