
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.

Bayer 04 ended the year with a 3-1 win away at RB Leipzig and will go into 2026 in third place in the Bundesliga table, leapfrogging their opponents, who had previously not dropped a point at the Red Bull Arena this season. Martin Terrier and Patrik Schick scored to turn around a first-half deficit before Montrell Culbreath rounded things off with a goal on his senior debut deep into added time. Ezequiel Fernández, Axel Tape and Lucas Vázquez also all returned from injury.
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Bayer 04 are away at RB Leipzig for their final fixture of 2025 in the Bundesliga on Saturday (kick-off: 18:30 CET). Here’s all you need to know ahead of the Matchday 15 encounter at the Red Bull Arena.
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Despite a major personnel shake-up in the summer, RB Leipzig have performed impressively this term. Ahead of matchday 15, coach Ole Werner's team are second in the Bundesliga with a three-point lead over their upcoming opponents Bayer 04. This Saturday, 20 December (kick-off: 18:30 CET), the Werkself are away to RBL who are strong at home. The lowdown on our next opponents.
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Bayer 04's final game of the year at RB Leipzig on Saturday night, 20 December (kick-off: 18:30 CET), will also see Robert Andrich and David Raum go head-to-head. In an interview with bayer04.de and rbleipzig.com, the two team captains spoke about the importance of this match, their friendship and a WhatsApp group with Joshua Kimmich.
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