ABBA Sound Engineer Michael B. Tretow Tragically Dies at the Age of 80 as Band Issues Tearful Tribute to ‘Fantastic Inspirer and Joy-Maker’
Michael B. Tretow, the acclaimed sound engineer who played a pivotal role in shaping the unforgettable sound of the iconic Swedish pop group ABBA, has passed away at the age of 80. His passing was announced on May 21, 2025, and it was met with an outpouring of grief and heartfelt tributes from every member of the band, who acknowledged Tretow’s profound influence on their musical careers.
Tretow’s Indelible Mark on ABBA’s Sound
Tretow’s illustrious career spanned numerous decades, and his collaboration with ABBA during the 1970s established him as a key figure within the music industry. He was instrumental in the creation of some of the group’s most beloved hits such as “Waterloo,” “Dancing Queen,” “Mamma Mia,” and “Super Trouper.” Tretow’s unique approach to sound engineering not only enhanced the musical quality of ABBA’s records but also helped to craft a distinct sonic identity that set them apart from their contemporaries.
Benny Andersson, one of ABBA’s founding members, spoke fondly of Tretow. He remarked that Tretow “meant more to us four in ABBA than anyone else,” emphasizing the engineer’s importance in their creative process. According to Andersson, Tretow’s technical mastery and creative insights transformed their ideas into timeless music that continues to resonate with fans worldwide.
Memorable Moments in the Studio
Throughout their recording sessions, Tretow’s generosity of spirit and sense of humor created an inviting atmosphere for the band. Bjorn Ulvaeus, another member of ABBA, shared nostalgic memories, highlighting the laughter and camaraderie that defined their studio time together. Tretow’s ability to foster such an environment was key to encouraging the band’s creativity and collaboration.
Anni-Frid Lyngstad reflected on Tretow’s calming presence, describing him as “the security” of their studio experience. His unwavering support allowed the band to explore new sonic territories while ensuring that they maintained their distinctive style. Meanwhile, Agnetha Fältskog expressed her gratitude for the joy Tretow infused into their recordings, explaining that his encouraging nature had a profoundly positive effect on their musical endeavors.
A Legacy Beyond ABBA
Outside of his monumental work with ABBA, Tretow also made significant strides in the music industry as a sound engineer at Metronome Studio. His contributions extended to various prominent Swedish artists, showcasing his versatility and technical skill. He played a vital role in fostering collaboration among musicians, further enhancing the creative landscape of the Swedish music scene during his career.
The news of Tretow’s passing has sent shockwaves through both the music community and ABBA’s dedicated fanbase. Social media platforms are flooded with tributes, many describing him as the unsung “fifth member” of the band. Fans have shared their favorite ABBA songs, praising Tretow for his invaluable contributions that solidified the group’s legendary status.
Michael B. Tretow is survived by his son, Rasmus Tretow, and his wife, Malin Hertzman. His legacy lives on through the music he helped create, which continues to inspire and entertain audiences around the globe.
The impact that Michael B. Tretow had on ABBA and the wider music industry is immeasurable. As the band navigates this immense loss, fans and fellow musicians will forever remember him as a fantastic inspirer and joy-maker, whose spirit will remain woven into the melodies of ABBA’s timeless songs.
