Michael B. Tretow, the Legendary ABBA Sound Engineer, Has Passed Away – He Created the Iconic "ABBA Sound"
Posted by Judy · May 24, 2025

Michael B. Tretow, the renowned Swedish music producer and sound engineer who played a key role in shaping ABBA’s signature sound, has died at the age of 80. The global music community mourns one of the quiet yet essential figures of pop history – the man behind the rich, layered sound that defined a generation.

The Genius Behind the Hits

Tretow was instrumental in the production of almost every ABBA album, with the exception of their 2021 comeback record Voyage. His influence can be heard in nearly all of the band’s timeless hits – from Mamma Mia, Dancing Queen, and Waterloo, to Super Trouper. These aren’t just chart-toppers; they are musical milestones that helped define pop music as we know it.

ABBA Members Pay Tribute

The members of ABBA expressed deep sorrow at the news. Benny Andersson shared a heartfelt tribute to his longtime friend and collaborator:

"You meant more to the four of us in ABBA than anyone else. I hope you felt that, ever since our days of working together and constantly laughing in the studio. Our music lives on forever, and you made it timeless."

Tretow was known for his creative, playful approach and meticulous attention to detail. ABBA’s iconic sound – characterized by rich vocal layering, echo effects, and innovative recording techniques – was largely a result of his vision and experimentation.

A Lasting Mark on Pop History

Beyond ABBA, Tretow also worked with many other Swedish and international artists. Still, it was his work with ABBA that etched his name permanently into pop history – as a behind-the-scenes pioneer who helped revolutionize modern pop music.

The world has lost another crucial figure in music – but as Benny Andersson put it: music is eternal, and without Michael B. Tretow, it wouldn’t have sounded the same.

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