
The U21 European Champion, under contract at Bayer 04 to 30 June 2024, will strengthen the 2007 champions to the end of the current season, which in Norway runs to the middle of December.
"It's important for Lennart to gain match practice as a first choice keeper," said Bayer 04 sporting director Simon Rolfes. "He can develop his game in Bergen and the experience abroad will also give him an additional stimulus."

Werkself-TV shows the highlights of Bayer 04 Women's 2-0 win against Hamburger SV on Matchday 9 of the 2026/27 Google Pixel Women's Bundesliga.
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After back-to-back away defeats, Bayer 04 Women now face their penultimate home fixture of 2026 as they welcome Hamburg to the Ulrich-Haberland-Stadion on Saturday (14:00 CET) seeking three important points in the Google Pixel Bundesliga.
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It was a UEFA Europa League fixture that came down to fine margins as Bayer 04 ultimately ended up on the wrong side of a one-goal game at home to Marseille on Thursday – the Werkself’s first loss of the European campaign. However, Leverkusen are still well on track to reach the knockout rounds with nine points on the board at the league phase’s halfway stage. Still, Carles Martínez and his team want to learn from the loss heading into Sunday’s Bundesliga derby at Köln.
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Several Werkself players are set to represent their national teams during the final international break of 2026. Here’s an overview of who has been called up and what matches they will face in November. This article will be updated regularly.
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Werkself TV shows the highlights of Bayer 04's 0-1 loss against Olympique Marseille on Matchday 4 of the 2026/27 Europa League season...
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