
The 28-year-old gained his first experience as a youth coach during his time on a Sports Studies course in Barcelona and that included being at the Spanish third division club Unió Esportiva Cornellà. After completing postgraduate studies (Education and Sports Management) Sergi Runge moved on to one of the top clubs in Costa Rica: He was assistant to the first team coach at Liga Deportiva Alajuelense and also head coach of the U17 side.
After a year in Central America, he followed the call to La Masia and started at Barcelona in the summer of 2020. Runge, who speaks fluent German and English in addition to Spanish, this week started working alongside Thomas Zdebel on the coaching staff of the Leverkusen U17s.

At its first general meeting on 5 February 2026 in Frankfurt am Main, the Frauen Bundesliga FBL e.V. made key decisions regarding the future direction of the Women’s Bundesliga. The meeting was based on the results of the negotiations with the German Football Association (DFB) over the past few weeks.
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Werkself-TV shows the highlights of Bayer 04's 3-0 win against FC St. Pauli in the quarter-final of the DFB-Pokal 2025/26...
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Once again in the last four! Bayer 04 put in a mature and, for long stretches, commanding performance to defeat a courageous FC St. Pauli in the quarter-finals of the 2025/26 DFB Pokal to reach the semi-finals of the competition for the third time in a row. Martin Terrier gave Leverkusen the lead on 32 minutes before Patrik Schick made it 2-0 on 63 minutes. Substitute Jonas Hofmann capped off a strong second half for the Werkself with the third goal in added time.
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The German Football League (DFL) has announced the three candidates for the title of Bundesliga Rookie of the Month for January. That includes Werkself player Jarell Quansah. Fans of Bayer 04 can vote for their favourite on the Bundesliga app from now until Thursday, 5 January (23:59 CET).
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