Jonathan Panzo is a 25-year-old English left-sided central defender with five caps for the England U21 team. Kocaelispor manager Selçuk İnan confirmed that Panzo has joined the club as a free agent. İnan stated that Panzo had joined as of that day and was expected to participate in training, provided there were no setbacks. The manager also mentioned that Panzo is not yet ready, will need over two weeks to prepare, and will therefore not be in the squad for the next match. İnan also revealed that the club is seeking to sign a striker and another midfielder. According to Transfermarkt, Panzo's current market value is €1.50m.