Those who submit STAFF changes, please provide an official source that shows the transfer/release. Transfermarkt isn't always trustworthy when it comes to staff.
7507183 · Contracted to Slavia Sofia
Tsvetomir Valeriev is a 40 year old Head Performance Analyst from Bulgaria.
They are currently contracted to Profesionalen Futbolen Klub Slavia Sofia earning £175 per week.